Kootenay Reports Results from Nine Holes in Ongoing Columba Drill Program

Original announcement by tmx on

Company
Kootenay Silver Inc.
Ticker
KTN
Exchange
TSX
Region
Mexico
Primary commodity
Silver
Secondary commodities
Lead, Zinc
Document categories
Drill results, Resource update, Other
Extracted
2026-09-18 07:11:44 UTC

Analysis by Minestarters Atlas

Minestarters Atlas analysis

Summary

Kootenay Silver announced assay results from nine drill holes at its Columba High Grade Silver Project in Chihuahua, Mexico. The drilling focused on extending known mineralization at depth and along strike, yielding several high-grade silver and zinc intercepts, including bonanza grades. The company is undertaking a 50,000-meter drill program and is fully funded for the current exploration campaign.

Reasoning: Kootenay Silver reports strong drill results from its Columba project, including multiple bonanza-grade silver and exceptional zinc intercepts, extending known high-grade mineralization. The program is well-funded and supported by robust QA/QC, although assay turnaround times are long.

Positive factors

  • High-grade silver and zinc intercepts
  • Significant true widths reported
  • Extension of known mineralization at depth and along strike
  • Detailed QA/QC procedures disclosed
  • Fully funded drill program
  • Project has existing inferred resource

Negative factors

  • Long assay turnaround times reported
  • Some intervals noted with poor recovery/broken rock

Low confidence — this extraction should be reviewed alongside the original source.

Facts used in scoring: 126

Extracted facts

Stored fact records: 126. Some facts used in scoring do not have a stored record.

Drill Results (126)

CDH-25-219Columba · silverGrade: 53Grade Unit: g/tIntercept: 24.8 mView all details
Link to this fact

Identity

Hole ID
CDH-25-219
Project
Columba
Commodity
silver
Region
mexico
Reported Region
mexico
Ticker
KTN

Geometry

Grade
53
Grade Unit
g/t
Intercept
24.8 m
True Width
23.31 m
From
257 m
To
281.8 m
Intercept Depth
257 m

Classification

Deposit Type
epithermal
Program
mixed
Sample Type
drill
Group ID
CDH-25-219:257-281.8
Mining Method
underground

Location

Location
Lupe-B2 System
Elevation
1670 m
Loc. Source
document

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-01-08T00:00:00.000Z

Reasoning: Moderate silver intercept with good true width, contributing to the extension of the Lupe-B2 system.

Positive factors

  • Good true width
  • QA/QC Disclosed

Evidence · table

“53”

Context: 24.80

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: True width of 23.31m is stated for the 24.80m intercept.

Evidence · table

“23.31”

Context: 24.80

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "mixed"

Rejected tags

Rejected tags — excluded from scoring because their label or evidence could not be verified.

QA/QC DisclosedRejected · positive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Reason: The release details QA/QC procedures including blanks, standards, and duplicates, and names ALS Minerals as the laboratory.

Evidence · text

“All technical information for the Columba exploration program is obtained and reported under a formal quality assurance and quality control ("QA/QC") program. Samples are delivered by the Company to ALS Minerals ("ALS") in Chihuahua. The Company inserts blanks, standards and duplicates at regular intervals”
CDH-25-219Columba · leadGrade: 0Grade Unit: %Intercept: 24.8 mView all details
Link to this fact

Identity

Hole ID
CDH-25-219
Project
Columba
Commodity
lead
Region
mexico
Reported Region
mexico
Ticker
KTN

Geometry

Grade
0
Grade Unit
%
Intercept
24.8 m
True Width
23.31 m
From
257 m
To
281.8 m
Intercept Depth
257 m

Classification

Deposit Type
epithermal
Program
mixed
Sample Type
drill
Group ID
CDH-25-219:257-281.8
Mining Method
underground

Location

Location
Lupe-B2 System
Elevation
1670 m
Loc. Source
document

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-01-08T00:00:00.000Z

Reasoning: Trace lead grade in a wider silver intercept.

Positive factors

  • Good true width
  • QA/QC Disclosed

Evidence · table

“0.0”

Context: 24.80

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: True width of 23.31m is stated for the 24.80m intercept.

Evidence · table

“23.31”

Context: 24.80

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "mixed"

Rejected tags

Rejected tags — excluded from scoring because their label or evidence could not be verified.

QA/QC DisclosedRejected · positive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Reason: The release details QA/QC procedures including blanks, standards, and duplicates, and names ALS Minerals as the laboratory.

Evidence · text

“All technical information for the Columba exploration program is obtained and reported under a formal quality assurance and quality control ("QA/QC") program. Samples are delivered by the Company to ALS Minerals ("ALS") in Chihuahua. The Company inserts blanks, standards and duplicates at regular intervals”
CDH-25-219Columba · zincGrade: 0.1Grade Unit: %Intercept: 24.8 mView all details
Link to this fact

Identity

Hole ID
CDH-25-219
Project
Columba
Commodity
zinc
Region
mexico
Reported Region
mexico
Ticker
KTN

Geometry

Grade
0.1
Grade Unit
%
Intercept
24.8 m
True Width
23.31 m
From
257 m
To
281.8 m
Intercept Depth
257 m

Classification

Deposit Type
epithermal
Program
mixed
Sample Type
drill
Group ID
CDH-25-219:257-281.8
Mining Method
underground

Location

Location
Lupe-B2 System
Elevation
1670 m
Loc. Source
document

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-01-08T00:00:00.000Z

Reasoning: Trace zinc grade in a wider silver intercept.

Positive factors

  • Good true width
  • QA/QC Disclosed

Evidence · table

“0.1”

Context: 24.80

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: True width of 23.31m is stated for the 24.80m intercept.

Evidence · table

“23.31”

Context: 24.80

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "mixed"

Rejected tags

Rejected tags — excluded from scoring because their label or evidence could not be verified.

QA/QC DisclosedRejected · positive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Reason: The release details QA/QC procedures including blanks, standards, and duplicates, and names ALS Minerals as the laboratory.

Evidence · text

“All technical information for the Columba exploration program is obtained and reported under a formal quality assurance and quality control ("QA/QC") program. Samples are delivered by the Company to ALS Minerals ("ALS") in Chihuahua. The Company inserts blanks, standards and duplicates at regular intervals”
Incl.Columba · silverGrade: 124Grade Unit: g/tIntercept: 1.8 mView all details
Link to this fact

Identity

Hole ID
Incl.
Project
Columba
Commodity
silver
Region
mexico
Reported Region
mexico
Ticker
KTN

Geometry

Grade
124
Grade Unit
g/t
Intercept
1.8 m
True Width
1.69 m
From
280 m
To
281.8 m
Intercept Depth
280 m

Classification

Deposit Type
epithermal
Sample Type
drill
Group ID
Incl.:280-281.8
Mining Method
underground

Location

Elevation
1665 m

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-01-08T00:00:00.000Z

Reasoning: Expanded from assay table. 124 g/t silver is moderate against the default band [500, 200, 100, 30] g/t. Grade×width 223.2 g/t·m is weak (grade alone is moderate; the better of the two is used).

Negative factors

  • Scored from rubric bands during table expansion, not from document context.

Evidence · table

“124”

Context: Incl.

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 1.69

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

Incl.Columba · leadGrade: 0.1Grade Unit: %Intercept: 1.8 mView all details
Link to this fact

Identity

Hole ID
Incl.
Project
Columba
Commodity
lead
Region
mexico
Reported Region
mexico
Ticker
KTN

Geometry

Grade
0.1
Grade Unit
%
Intercept
1.8 m
True Width
1.69 m
From
280 m
To
281.8 m
Intercept Depth
280 m

Classification

Deposit Type
epithermal
Sample Type
drill
Group ID
Incl.:280-281.8
Mining Method
underground

Location

Elevation
1665 m

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-01-08T00:00:00.000Z

Reasoning: Expanded from assay table. 0.1 % lead is below against the default band [10, 6, 3, 1] %. Grade×width 0.2 %·m is below.

Negative factors

  • 0.1 % lead is below the weak threshold (1 %) on the default band.
  • Scored from rubric bands during table expansion, not from document context.

Evidence · table

“0.1”

Context: Incl.

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 1.69

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

Incl.Columba · zincGrade: 0.2Grade Unit: %Intercept: 1.8 mView all details
Link to this fact

Identity

Hole ID
Incl.
Project
Columba
Commodity
zinc
Region
mexico
Reported Region
mexico
Ticker
KTN

Geometry

Grade
0.2
Grade Unit
%
Intercept
1.8 m
True Width
1.69 m
From
280 m
To
281.8 m
Intercept Depth
280 m

Classification

Deposit Type
epithermal
Sample Type
drill
Group ID
Incl.:280-281.8
Mining Method
underground

Location

Elevation
1665 m

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-01-08T00:00:00.000Z

Reasoning: Expanded from assay table. 0.2 % zinc is below against the default band [18, 10, 5, 2] %. Grade×width 0.4 %·m is below.

Negative factors

  • 0.2 % zinc is below the weak threshold (2 %) on the default band.
  • Scored from rubric bands during table expansion, not from document context.

Evidence · table

“0.2”

Context: Incl.

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 1.69

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

AndLupe Vein · silverGrade: 36Grade Unit: g/tIntercept: 13.6 mView all details
Link to this fact

Identity

Hole ID
And
Project
Lupe Vein
Commodity
silver
Region
mexico
Reported Region
mexico
Ticker
KTN

Geometry

Grade
36
Grade Unit
g/t
Intercept
13.6 m
True Width
12.78 m
From
283 m
To
296.6 m
Intercept Depth
283 m

Classification

Deposit Type
epithermal
Sample Type
drill
Group ID
And:283-296.6
Mining Method
underground

Location

Elevation
1659 m

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-01-08T00:00:00.000Z

Reasoning: Expanded from assay table. 36 g/t silver is weak against the default band [500, 200, 100, 30] g/t. Grade×width 489.6 g/t·m is weak.

Negative factors

  • Scored from rubric bands during table expansion, not from document context.

Evidence · table

“36”

Context: And

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 12.78

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

AndLupe Vein · leadGrade: 0Grade Unit: %Intercept: 13.6 mView all details
Link to this fact

Identity

Hole ID
And
Project
Lupe Vein
Commodity
lead
Region
mexico
Reported Region
mexico
Ticker
KTN

Geometry

Grade
0
Grade Unit
%
Intercept
13.6 m
True Width
12.78 m
From
283 m
To
296.6 m
Intercept Depth
283 m

Classification

Deposit Type
epithermal
Sample Type
drill
Group ID
And:283-296.6
Mining Method
underground

Location

Elevation
1659 m

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-01-08T00:00:00.000Z

Reasoning: Expanded from assay table. 0 % lead is below against the default band [10, 6, 3, 1] %. Grade×width 0.0 %·m is below.

Negative factors

  • 0 % lead is below the weak threshold (1 %) on the default band.
  • Scored from rubric bands during table expansion, not from document context.

Evidence · table

“0.0”

Context: And

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 12.78

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

AndLupe Vein · zincGrade: 0.1Grade Unit: %Intercept: 13.6 mView all details
Link to this fact

Identity

Hole ID
And
Project
Lupe Vein
Commodity
zinc
Region
mexico
Reported Region
mexico
Ticker
KTN

Geometry

Grade
0.1
Grade Unit
%
Intercept
13.6 m
True Width
12.78 m
From
283 m
To
296.6 m
Intercept Depth
283 m

Classification

Deposit Type
epithermal
Sample Type
drill
Group ID
And:283-296.6
Mining Method
underground

Location

Elevation
1659 m

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-01-08T00:00:00.000Z

Reasoning: Expanded from assay table. 0.1 % zinc is below against the default band [18, 10, 5, 2] %. Grade×width 1.4 %·m is below.

Negative factors

  • 0.1 % zinc is below the weak threshold (2 %) on the default band.
  • Scored from rubric bands during table expansion, not from document context.

Evidence · table

“0.1”

Context: And

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 12.78

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

Incl.Columba · silverGrade: 117Grade Unit: g/tIntercept: 2.6 mView all details
Link to this fact

Identity

Hole ID
Incl.
Project
Columba
Commodity
silver
Region
mexico
Reported Region
mexico
Ticker
KTN

Geometry

Grade
117
Grade Unit
g/t
Intercept
2.6 m
True Width
2.44 m
From
294 m
To
296.6 m
Intercept Depth
294 m

Classification

Deposit Type
epithermal
Sample Type
drill
Group ID
Incl.:294-296.6
Mining Method
underground

Location

Elevation
1654 m

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-01-08T00:00:00.000Z

Reasoning: Expanded from assay table. 117 g/t silver is moderate against the default band [500, 200, 100, 30] g/t. Grade×width 304.2 g/t·m is weak (grade alone is moderate; the better of the two is used).

Negative factors

  • Scored from rubric bands during table expansion, not from document context.

Evidence · table

“117”

Context: Incl.

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 2.44

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

Incl.Columba · leadGrade: 0Grade Unit: %Intercept: 2.6 mView all details
Link to this fact

Identity

Hole ID
Incl.
Project
Columba
Commodity
lead
Region
mexico
Reported Region
mexico
Ticker
KTN

Geometry

Grade
0
Grade Unit
%
Intercept
2.6 m
True Width
2.44 m
From
294 m
To
296.6 m
Intercept Depth
294 m

Classification

Deposit Type
epithermal
Sample Type
drill
Group ID
Incl.:294-296.6
Mining Method
underground

Location

Elevation
1654 m

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-01-08T00:00:00.000Z

Reasoning: Expanded from assay table. 0 % lead is below against the default band [10, 6, 3, 1] %. Grade×width 0.0 %·m is below.

Negative factors

  • 0 % lead is below the weak threshold (1 %) on the default band.
  • Scored from rubric bands during table expansion, not from document context.

Evidence · table

“0.0”

Context: Incl.

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 2.44

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

Incl.Columba · zincGrade: 0.3Grade Unit: %Intercept: 2.6 mView all details
Link to this fact

Identity

Hole ID
Incl.
Project
Columba
Commodity
zinc
Region
mexico
Reported Region
mexico
Ticker
KTN

Geometry

Grade
0.3
Grade Unit
%
Intercept
2.6 m
True Width
2.44 m
From
294 m
To
296.6 m
Intercept Depth
294 m

Classification

Deposit Type
epithermal
Sample Type
drill
Group ID
Incl.:294-296.6
Mining Method
underground

Location

Elevation
1654 m

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-01-08T00:00:00.000Z

Reasoning: Expanded from assay table. 0.3 % zinc is below against the default band [18, 10, 5, 2] %. Grade×width 0.8 %·m is below.

Negative factors

  • 0.3 % zinc is below the weak threshold (2 %) on the default band.
  • Scored from rubric bands during table expansion, not from document context.

Evidence · table

“0.3”

Context: Incl.

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 2.44

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

AndLupe Vein · silverGrade: 102Grade Unit: g/tIntercept: 1 mView all details
Link to this fact

Identity

Hole ID
And
Project
Lupe Vein
Commodity
silver
Region
mexico
Reported Region
mexico
Ticker
KTN

Geometry

Grade
102
Grade Unit
g/t
Intercept
1 m
True Width
0.94 m
From
364 m
To
365 m
Intercept Depth
364 m

Classification

Deposit Type
epithermal
Sample Type
drill
Group ID
And:364-365
Mining Method
underground

Location

Elevation
1603 m

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-01-08T00:00:00.000Z

Reasoning: Expanded from assay table. 102 g/t silver is moderate against the default band [500, 200, 100, 30] g/t. Grade×width 102.0 g/t·m is below (grade alone is moderate; the better of the two is used).

Negative factors

  • Scored from rubric bands during table expansion, not from document context.

Evidence · table

“102”

Context: And

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 0.94

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

AndLupe Vein · leadGrade: 0.1Grade Unit: %Intercept: 1 mView all details
Link to this fact

Identity

Hole ID
And
Project
Lupe Vein
Commodity
lead
Region
mexico
Reported Region
mexico
Ticker
KTN

Geometry

Grade
0.1
Grade Unit
%
Intercept
1 m
True Width
0.94 m
From
364 m
To
365 m
Intercept Depth
364 m

Classification

Deposit Type
epithermal
Sample Type
drill
Group ID
And:364-365
Mining Method
underground

Location

Elevation
1603 m

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-01-08T00:00:00.000Z

Reasoning: Expanded from assay table. 0.1 % lead is below against the default band [10, 6, 3, 1] %. Grade×width 0.1 %·m is below.

Negative factors

  • 0.1 % lead is below the weak threshold (1 %) on the default band.
  • Scored from rubric bands during table expansion, not from document context.

Evidence · table

“0.1”

Context: And

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 0.94

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

AndLupe Vein · zincGrade: 0.4Grade Unit: %Intercept: 1 mHistorical resultNeeds review: historical_restatementView all details
Link to this fact

Identity

Hole ID
And
Project
Lupe Vein
Commodity
zinc
Region
mexico
Reported Region
mexico
Ticker
KTN

Geometry

Grade
0.4
Grade Unit
%
Intercept
1 m
True Width
0.94 m
From
364 m
To
365 m
Intercept Depth
364 m

Classification

Deposit Type
epithermal
Sample Type
drill
Group ID
And:364-365
Mining Method
underground

Location

Elevation
1603 m

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Review

Needs Review
Yes
Review Reason
historical_restatement
Interp. Status
scored
Historical
Yes
Historical Source Date
2025-05-05T00:00:00.000Z

Dates

Event date
2026-01-08T00:00:00.000Z

Reasoning: Expanded from assay table. 0.4 % zinc is below against the default band [18, 10, 5, 2] %. Grade×width 0.4 %·m is below.

Negative factors

  • 0.4 % zinc is below the weak threshold (2 %) on the default band.
  • Scored from rubric bands during table expansion, not from document context.

Evidence · table

“0.4”

Context: And

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 0.94

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

CDH-25-220Columba · silverGrade: 11Grade Unit: g/tIntercept: 13.4 mHistorical resultNeeds review: historical_restatementView all details
Link to this fact

Identity

Hole ID
CDH-25-220
Project
Columba
Commodity
silver
Region
mexico
Reported Region
mexico
Ticker
KTN

Geometry

Grade
11
Grade Unit
g/t
Intercept
13.4 m
True Width
9.78 m
From
654.25 m
To
667.65 m
Intercept Depth
654.25 m

Classification

Deposit Type
epithermal
Sample Type
drill
Group ID
CDH-25-220:654.25-667.65
Mining Method
underground

Location

Elevation
1337 m

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Review

Needs Review
Yes
Review Reason
historical_restatement
Interp. Status
scored
Historical
Yes
Historical Source Date
2025-05-05T00:00:00.000Z

Dates

Event date
2026-01-08T00:00:00.000Z

Reasoning: Expanded from assay table. 11 g/t silver is below against the default band [500, 200, 100, 30] g/t. Grade×width 147.4 g/t·m is below.

Negative factors

  • 11 g/t silver is below the weak threshold (30 g/t) on the default band.
  • Scored from rubric bands during table expansion, not from document context.

Evidence · table

“11”

Context: CDH-25-220

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 9.78

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

CDH-25-220Columba · leadGrade: 1Grade Unit: %Intercept: 13.4 mView all details
Link to this fact

Identity

Hole ID
CDH-25-220
Project
Columba
Commodity
lead
Region
mexico
Reported Region
mexico
Ticker
KTN

Geometry

Grade
1
Grade Unit
%
Intercept
13.4 m
True Width
9.78 m
From
654.25 m
To
667.65 m
Intercept Depth
654.25 m

Classification

Deposit Type
epithermal
Sample Type
drill
Group ID
CDH-25-220:654.25-667.65
Mining Method
underground

Location

Elevation
1337 m

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-01-08T00:00:00.000Z

Reasoning: Expanded from assay table. 1 % lead is weak against the default band [10, 6, 3, 1] %. Grade×width 13.4 %·m is weak.

Negative factors

  • Scored from rubric bands during table expansion, not from document context.

Evidence · table

“1.0”

Context: CDH-25-220

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 9.78

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

CDH-25-220Columba · zincGrade: 1Grade Unit: %Intercept: 13.4 mView all details
Link to this fact

Identity

Hole ID
CDH-25-220
Project
Columba
Commodity
zinc
Region
mexico
Reported Region
mexico
Ticker
KTN

Geometry

Grade
1
Grade Unit
%
Intercept
13.4 m
True Width
9.78 m
From
654.25 m
To
667.65 m
Intercept Depth
654.25 m

Classification

Deposit Type
epithermal
Sample Type
drill
Group ID
CDH-25-220:654.25-667.65
Mining Method
underground

Location

Elevation
1337 m

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-01-08T00:00:00.000Z

Reasoning: Expanded from assay table. 1 % zinc is below against the default band [18, 10, 5, 2] %. Grade×width 13.4 %·m is below.

Negative factors

  • 1 % zinc is below the weak threshold (2 %) on the default band.
  • Scored from rubric bands during table expansion, not from document context.

Evidence · table

“1.0”

Context: CDH-25-220

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 9.78

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

Incl.Columba · silverGrade: 415Grade Unit: g/tIntercept: 0.15 mView all details
Link to this fact

Identity

Hole ID
Incl.
Project
Columba
Commodity
silver
Region
mexico
Reported Region
mexico
Ticker
KTN

Geometry

Grade
415
Grade Unit
g/t
Intercept
0.15 m
True Width
0.11 m
From
667.5 m
To
669 m
Intercept Depth
667.5 m

Classification

Deposit Type
epithermal
Sample Type
drill
Group ID
Incl.:667.5-669
Mining Method
underground

Location

Elevation
1337 m

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-01-08T00:00:00.000Z

Reasoning: Expanded from assay table. 415 g/t silver is strong against the default band [500, 200, 100, 30] g/t. Grade×width 62.3 g/t·m is below (grade alone is strong; the better of the two is used).

Positive factors

  • 415 g/t silver is strong on the default band.

Negative factors

  • Scored from rubric bands during table expansion, not from document context.

Evidence · table

“415”

Context: Incl.

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 0.11

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

Incl.Columba · leadGrade: 7Grade Unit: %Intercept: 0.15 mView all details
Link to this fact

Identity

Hole ID
Incl.
Project
Columba
Commodity
lead
Region
mexico
Reported Region
mexico
Ticker
KTN

Geometry

Grade
7
Grade Unit
%
Intercept
0.15 m
True Width
0.11 m
From
667.5 m
To
669 m
Intercept Depth
667.5 m

Classification

Deposit Type
epithermal
Sample Type
drill
Group ID
Incl.:667.5-669
Mining Method
underground

Location

Elevation
1337 m

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-01-08T00:00:00.000Z

Reasoning: Expanded from assay table. 7 % lead is strong against the default band [10, 6, 3, 1] %. Grade×width 1.1 %·m is below (grade alone is strong; the better of the two is used).

Positive factors

  • 7 % lead is strong on the default band.

Negative factors

  • Scored from rubric bands during table expansion, not from document context.

Evidence · table

“7.0”

Context: Incl.

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 0.11

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

Incl.Columba · zincGrade: 10Grade Unit: %Intercept: 0.15 mView all details
Link to this fact

Identity

Hole ID
Incl.
Project
Columba
Commodity
zinc
Region
mexico
Reported Region
mexico
Ticker
KTN

Geometry

Grade
10
Grade Unit
%
Intercept
0.15 m
True Width
0.11 m
From
667.5 m
To
669 m
Intercept Depth
667.5 m

Classification

Deposit Type
epithermal
Sample Type
drill
Group ID
Incl.:667.5-669
Mining Method
underground

Location

Elevation
1337 m

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-01-08T00:00:00.000Z

Reasoning: Expanded from assay table. 10 % zinc is strong against the default band [18, 10, 5, 2] %. Grade×width 1.5 %·m is below (grade alone is strong; the better of the two is used).

Positive factors

  • 10 % zinc is strong on the default band.

Negative factors

  • Scored from rubric bands during table expansion, not from document context.

Evidence · table

“10.0”

Context: Incl.

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 0.11

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

AndLupe Vein · silverGrade: 26Grade Unit: g/tIntercept: 17 mView all details
Link to this fact

Identity

Hole ID
And
Project
Lupe Vein
Commodity
silver
Region
mexico
Reported Region
mexico
Ticker
KTN

Geometry

Grade
26
Grade Unit
g/t
Intercept
17 m
True Width
12.41 m
From
671 m
To
688 m
Intercept Depth
671 m

Classification

Deposit Type
epithermal
Sample Type
drill
Group ID
And:671-688
Mining Method
underground

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-01-08T00:00:00.000Z

Reasoning: Expanded from assay table. 26 g/t silver is weak against the default band [500, 200, 100, 30] g/t. Grade×width 442.0 g/t·m is weak (grade alone is below; the better of the two is used).

Negative factors

  • Scored from rubric bands during table expansion, not from document context.

Evidence · table

“26”

Context: And

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 12.41

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

AndLupe Vein · leadGrade: 0.4Grade Unit: %Intercept: 17 mHistorical resultNeeds review: historical_restatementView all details
Link to this fact

Identity

Hole ID
And
Project
Lupe Vein
Commodity
lead
Region
mexico
Reported Region
mexico
Ticker
KTN

Geometry

Grade
0.4
Grade Unit
%
Intercept
17 m
True Width
12.41 m
From
671 m
To
688 m
Intercept Depth
671 m

Classification

Deposit Type
epithermal
Sample Type
drill
Group ID
And:671-688
Mining Method
underground

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Review

Needs Review
Yes
Review Reason
historical_restatement
Interp. Status
scored
Historical
Yes
Historical Source Date
2025-05-05T00:00:00.000Z

Dates

Event date
2026-01-08T00:00:00.000Z

Reasoning: Expanded from assay table. 0.4 % lead is below against the default band [10, 6, 3, 1] %. Grade×width 6.8 %·m is below.

Negative factors

  • 0.4 % lead is below the weak threshold (1 %) on the default band.
  • Scored from rubric bands during table expansion, not from document context.

Evidence · table

“0.4”

Context: And

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 12.41

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

AndLupe Vein · zincGrade: 0.6Grade Unit: %Intercept: 17 mView all details
Link to this fact

Identity

Hole ID
And
Project
Lupe Vein
Commodity
zinc
Region
mexico
Reported Region
mexico
Ticker
KTN

Geometry

Grade
0.6
Grade Unit
%
Intercept
17 m
True Width
12.41 m
From
671 m
To
688 m
Intercept Depth
671 m

Classification

Deposit Type
epithermal
Sample Type
drill
Group ID
And:671-688
Mining Method
underground

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-01-08T00:00:00.000Z

Reasoning: Expanded from assay table. 0.6 % zinc is below against the default band [18, 10, 5, 2] %. Grade×width 10.2 %·m is below.

Negative factors

  • 0.6 % zinc is below the weak threshold (2 %) on the default band.
  • Scored from rubric bands during table expansion, not from document context.

Evidence · table

“0.6”

Context: And

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 12.41

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

Incl.Columba · silverGrade: 103Grade Unit: g/tIntercept: 2 mView all details
Link to this fact

Identity

Hole ID
Incl.
Project
Columba
Commodity
silver
Region
mexico
Reported Region
mexico
Ticker
KTN

Geometry

Grade
103
Grade Unit
g/t
Intercept
2 m
True Width
1.46 m
From
673 m
To
675 m
Intercept Depth
673 m

Classification

Deposit Type
epithermal
Sample Type
drill
Group ID
Incl.:673-675
Mining Method
underground

Location

Elevation
1334 m

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-01-08T00:00:00.000Z

Reasoning: Expanded from assay table. 103 g/t silver is moderate against the default band [500, 200, 100, 30] g/t. Grade×width 206.0 g/t·m is weak (grade alone is moderate; the better of the two is used).

Negative factors

  • Scored from rubric bands during table expansion, not from document context.

Evidence · table

“103”

Context: Incl.

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 1.46

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

Incl.Columba · leadGrade: 0.4Grade Unit: %Intercept: 2 mHistorical resultNeeds review: historical_restatementView all details
Link to this fact

Identity

Hole ID
Incl.
Project
Columba
Commodity
lead
Region
mexico
Reported Region
mexico
Ticker
KTN

Geometry

Grade
0.4
Grade Unit
%
Intercept
2 m
True Width
1.46 m
From
673 m
To
675 m
Intercept Depth
673 m

Classification

Deposit Type
epithermal
Sample Type
drill
Group ID
Incl.:673-675
Mining Method
underground

Location

Elevation
1334 m

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Review

Needs Review
Yes
Review Reason
historical_restatement
Interp. Status
scored
Historical
Yes
Historical Source Date
2025-05-05T00:00:00.000Z

Dates

Event date
2026-01-08T00:00:00.000Z

Reasoning: Expanded from assay table. 0.4 % lead is below against the default band [10, 6, 3, 1] %. Grade×width 0.8 %·m is below.

Negative factors

  • 0.4 % lead is below the weak threshold (1 %) on the default band.
  • Scored from rubric bands during table expansion, not from document context.

Evidence · table

“0.4”

Context: Incl.

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 1.46

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

Incl.Columba · zincGrade: 0.8Grade Unit: %Intercept: 2 mView all details
Link to this fact

Identity

Hole ID
Incl.
Project
Columba
Commodity
zinc
Region
mexico
Reported Region
mexico
Ticker
KTN

Geometry

Grade
0.8
Grade Unit
%
Intercept
2 m
True Width
1.46 m
From
673 m
To
675 m
Intercept Depth
673 m

Classification

Deposit Type
epithermal
Sample Type
drill
Group ID
Incl.:673-675
Mining Method
underground

Location

Elevation
1334 m

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-01-08T00:00:00.000Z

Reasoning: Expanded from assay table. 0.8 % zinc is below against the default band [18, 10, 5, 2] %. Grade×width 1.6 %·m is below.

Negative factors

  • 0.8 % zinc is below the weak threshold (2 %) on the default band.
  • Scored from rubric bands during table expansion, not from document context.

Evidence · table

“0.8”

Context: Incl.

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 1.46

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

AndLupe Vein · silverGrade: 35Grade Unit: g/tIntercept: 8.05 mHistorical resultNeeds review: historical_restatementView all details
Link to this fact

Identity

Hole ID
And
Project
Lupe Vein
Commodity
silver
Region
mexico
Reported Region
mexico
Ticker
KTN

Geometry

Grade
35
Grade Unit
g/t
Intercept
8.05 m
True Width
5.88 m
From
696.95 m
To
705 m
Intercept Depth
696.95 m

Classification

Deposit Type
epithermal
Sample Type
drill
Group ID
And:696.95-705
Mining Method
underground

Location

Elevation
1311 m

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Review

Needs Review
Yes
Review Reason
historical_restatement
Interp. Status
scored
Historical
Yes
Historical Source Date
2025-05-05T00:00:00.000Z

Dates

Event date
2026-01-08T00:00:00.000Z

Reasoning: Expanded from assay table. 35 g/t silver is weak against the default band [500, 200, 100, 30] g/t. Grade×width 281.8 g/t·m is weak.

Negative factors

  • Scored from rubric bands during table expansion, not from document context.

Evidence · table

“35”

Context: And

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 5.88

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

AndLupe Vein · leadGrade: 0.3Grade Unit: %Intercept: 8.05 mView all details
Link to this fact

Identity

Hole ID
And
Project
Lupe Vein
Commodity
lead
Region
mexico
Reported Region
mexico
Ticker
KTN

Geometry

Grade
0.3
Grade Unit
%
Intercept
8.05 m
True Width
5.88 m
From
696.95 m
To
705 m
Intercept Depth
696.95 m

Classification

Deposit Type
epithermal
Sample Type
drill
Group ID
And:696.95-705
Mining Method
underground

Location

Elevation
1311 m

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-01-08T00:00:00.000Z

Reasoning: Expanded from assay table. 0.3 % lead is below against the default band [10, 6, 3, 1] %. Grade×width 2.4 %·m is below.

Negative factors

  • 0.3 % lead is below the weak threshold (1 %) on the default band.
  • Scored from rubric bands during table expansion, not from document context.

Evidence · table

“0.3”

Context: And

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 5.88

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

AndLupe Vein · zincGrade: 0.8Grade Unit: %Intercept: 8.05 mView all details
Link to this fact

Identity

Hole ID
And
Project
Lupe Vein
Commodity
zinc
Region
mexico
Reported Region
mexico
Ticker
KTN

Geometry

Grade
0.8
Grade Unit
%
Intercept
8.05 m
True Width
5.88 m
From
696.95 m
To
705 m
Intercept Depth
696.95 m

Classification

Deposit Type
epithermal
Sample Type
drill
Group ID
And:696.95-705
Mining Method
underground

Location

Elevation
1311 m

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-01-08T00:00:00.000Z

Reasoning: Expanded from assay table. 0.8 % zinc is below against the default band [18, 10, 5, 2] %. Grade×width 6.4 %·m is below.

Negative factors

  • 0.8 % zinc is below the weak threshold (2 %) on the default band.
  • Scored from rubric bands during table expansion, not from document context.

Evidence · table

“0.8”

Context: And

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 5.88

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

Incl.Columba · silverGrade: 37Grade Unit: g/tIntercept: 0.4 mView all details
Link to this fact

Identity

Hole ID
Incl.
Project
Columba
Commodity
silver
Region
mexico
Reported Region
mexico
Ticker
KTN

Geometry

Grade
37
Grade Unit
g/t
Intercept
0.4 m
True Width
0.29 m
From
701.1 m
To
701.5 m
Intercept Depth
701.1 m

Classification

Deposit Type
epithermal
Sample Type
drill
Group ID
Incl.:701.1-701.5
Mining Method
underground

Location

Elevation
1311 m

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-01-08T00:00:00.000Z

Reasoning: Expanded from assay table. 37 g/t silver is weak against the default band [500, 200, 100, 30] g/t. Grade×width 14.8 g/t·m is below (grade alone is weak; the better of the two is used).

Negative factors

  • Scored from rubric bands during table expansion, not from document context.

Evidence · table

“37”

Context: Incl.

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 0.29

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

Incl.Columba · leadGrade: 0.1Grade Unit: %Intercept: 0.4 mView all details
Link to this fact

Identity

Hole ID
Incl.
Project
Columba
Commodity
lead
Region
mexico
Reported Region
mexico
Ticker
KTN

Geometry

Grade
0.1
Grade Unit
%
Intercept
0.4 m
True Width
0.29 m
From
701.1 m
To
701.5 m
Intercept Depth
701.1 m

Classification

Deposit Type
epithermal
Sample Type
drill
Group ID
Incl.:701.1-701.5
Mining Method
underground

Location

Elevation
1311 m

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-01-08T00:00:00.000Z

Reasoning: Expanded from assay table. 0.1 % lead is below against the default band [10, 6, 3, 1] %. Grade×width 0.0 %·m is below.

Negative factors

  • 0.1 % lead is below the weak threshold (1 %) on the default band.
  • Scored from rubric bands during table expansion, not from document context.

Evidence · table

“0.1”

Context: Incl.

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 0.29

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

Incl.Columba · zincGrade: 4.5Grade Unit: %Intercept: 0.4 mHistorical resultNeeds review: historical_restatementView all details
Link to this fact

Identity

Hole ID
Incl.
Project
Columba
Commodity
zinc
Region
mexico
Reported Region
mexico
Ticker
KTN

Geometry

Grade
4.5
Grade Unit
%
Intercept
0.4 m
True Width
0.29 m
From
701.1 m
To
701.5 m
Intercept Depth
701.1 m

Classification

Deposit Type
epithermal
Sample Type
drill
Group ID
Incl.:701.1-701.5
Mining Method
underground

Location

Elevation
1311 m

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Review

Needs Review
Yes
Review Reason
historical_restatement
Interp. Status
scored
Historical
Yes
Historical Source Date
2025-05-05T00:00:00.000Z

Dates

Event date
2026-01-08T00:00:00.000Z

Reasoning: Expanded from assay table. 4.5 % zinc is weak against the default band [18, 10, 5, 2] %. Grade×width 1.8 %·m is below (grade alone is weak; the better of the two is used).

Negative factors

  • Scored from rubric bands during table expansion, not from document context.

Evidence · table

“4.5”

Context: Incl.

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 0.29

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

CDH-25-221Columba · silverGrade: 49Grade Unit: g/tIntercept: 61.83 mView all details
Link to this fact

Identity

Hole ID
CDH-25-221
Project
Columba
Commodity
silver
Region
mexico
Reported Region
mexico
Ticker
KTN

Geometry

Grade
49
Grade Unit
g/t
Intercept
61.83 m
True Width
50.7 m
From
264 m
To
325.83 m
Intercept Depth
264 m

Classification

Deposit Type
epithermal
Sample Type
drill
Group ID
CDH-25-221:264-325.83
Mining Method
underground

Location

Elevation
1612 m

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-01-08T00:00:00.000Z

Reasoning: Expanded from assay table. 49 g/t silver is strong against the default band [500, 200, 100, 30] g/t. Grade×width 3029.7 g/t·m is strong (grade alone is weak; the better of the two is used).

Positive factors

  • 49 g/t silver is strong on the default band.

Negative factors

  • Scored from rubric bands during table expansion, not from document context.

Evidence · table

“49”

Context: CDH-25-221

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 50.7

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

CDH-25-221Columba · leadGrade: 0Grade Unit: %Intercept: 61.83 mView all details
Link to this fact

Identity

Hole ID
CDH-25-221
Project
Columba
Commodity
lead
Region
mexico
Reported Region
mexico
Ticker
KTN

Geometry

Grade
0
Grade Unit
%
Intercept
61.83 m
True Width
50.7 m
From
264 m
To
325.83 m
Intercept Depth
264 m

Classification

Deposit Type
epithermal
Sample Type
drill
Group ID
CDH-25-221:264-325.83
Mining Method
underground

Location

Elevation
1612 m

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-01-08T00:00:00.000Z

Reasoning: Expanded from assay table. 0 % lead is below against the default band [10, 6, 3, 1] %. Grade×width 0.0 %·m is below.

Negative factors

  • 0 % lead is below the weak threshold (1 %) on the default band.
  • Scored from rubric bands during table expansion, not from document context.

Evidence · table

“0.0”

Context: CDH-25-221

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 50.7

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

CDH-25-221Columba · zincGrade: 0.1Grade Unit: %Intercept: 61.83 mView all details
Link to this fact

Identity

Hole ID
CDH-25-221
Project
Columba
Commodity
zinc
Region
mexico
Reported Region
mexico
Ticker
KTN

Geometry

Grade
0.1
Grade Unit
%
Intercept
61.83 m
True Width
50.7 m
From
264 m
To
325.83 m
Intercept Depth
264 m

Classification

Deposit Type
epithermal
Sample Type
drill
Group ID
CDH-25-221:264-325.83
Mining Method
underground

Location

Elevation
1612 m

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-01-08T00:00:00.000Z

Reasoning: Expanded from assay table. 0.1 % zinc is below against the default band [18, 10, 5, 2] %. Grade×width 6.2 %·m is below.

Negative factors

  • 0.1 % zinc is below the weak threshold (2 %) on the default band.
  • Scored from rubric bands during table expansion, not from document context.

Evidence · table

“0.1”

Context: CDH-25-221

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 50.7

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

Incl.Columba · silverGrade: 160Grade Unit: g/tIntercept: 9.61 mView all details
Link to this fact

Identity

Hole ID
Incl.
Project
Columba
Commodity
silver
Region
mexico
Reported Region
mexico
Ticker
KTN

Geometry

Grade
160
Grade Unit
g/t
Intercept
9.61 m
True Width
7.88 m
From
304.7 m
To
314.31 m
Intercept Depth
304.7 m

Classification

Deposit Type
epithermal
Sample Type
drill
Group ID
Incl.:304.7-314.31
Mining Method
underground

Location

Elevation
1608 m

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-01-08T00:00:00.000Z

Reasoning: Expanded from assay table. 160 g/t silver is moderate against the default band [500, 200, 100, 30] g/t. Grade×width 1537.6 g/t·m is moderate.

Negative factors

  • Scored from rubric bands during table expansion, not from document context.

Evidence · table

“160”

Context: Incl.

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 7.88

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

Incl.Columba · leadGrade: 0.1Grade Unit: %Intercept: 9.61 mView all details
Link to this fact

Identity

Hole ID
Incl.
Project
Columba
Commodity
lead
Region
mexico
Reported Region
mexico
Ticker
KTN

Geometry

Grade
0.1
Grade Unit
%
Intercept
9.61 m
True Width
7.88 m
From
304.7 m
To
314.31 m
Intercept Depth
304.7 m

Classification

Deposit Type
epithermal
Sample Type
drill
Group ID
Incl.:304.7-314.31
Mining Method
underground

Location

Elevation
1608 m

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-01-08T00:00:00.000Z

Reasoning: Expanded from assay table. 0.1 % lead is below against the default band [10, 6, 3, 1] %. Grade×width 1.0 %·m is below.

Negative factors

  • 0.1 % lead is below the weak threshold (1 %) on the default band.
  • Scored from rubric bands during table expansion, not from document context.

Evidence · table

“0.1”

Context: Incl.

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 7.88

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

Incl.Columba · zincGrade: 0.3Grade Unit: %Intercept: 9.61 mView all details
Link to this fact

Identity

Hole ID
Incl.
Project
Columba
Commodity
zinc
Region
mexico
Reported Region
mexico
Ticker
KTN

Geometry

Grade
0.3
Grade Unit
%
Intercept
9.61 m
True Width
7.88 m
From
304.7 m
To
314.31 m
Intercept Depth
304.7 m

Classification

Deposit Type
epithermal
Sample Type
drill
Group ID
Incl.:304.7-314.31
Mining Method
underground

Location

Elevation
1608 m

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-01-08T00:00:00.000Z

Reasoning: Expanded from assay table. 0.3 % zinc is below against the default band [18, 10, 5, 2] %. Grade×width 2.9 %·m is below.

Negative factors

  • 0.3 % zinc is below the weak threshold (2 %) on the default band.
  • Scored from rubric bands during table expansion, not from document context.

Evidence · table

“0.3”

Context: Incl.

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 7.88

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

Incl.Columba · silverGrade: 537Grade Unit: g/tIntercept: 0.4 mView all details
Link to this fact

Identity

Hole ID
Incl.
Project
Columba
Commodity
silver
Region
mexico
Reported Region
mexico
Ticker
KTN

Geometry

Grade
537
Grade Unit
g/t
Intercept
0.4 m
True Width
0.33 m
From
304.7 m
To
305.1 m
Intercept Depth
304.7 m

Classification

Deposit Type
epithermal
Sample Type
drill
Group ID
Incl.:304.7-305.1
Mining Method
underground

Location

Elevation
1608 m

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-01-08T00:00:00.000Z

Reasoning: Expanded from assay table. 537 g/t silver is exceptional against the default band [500, 200, 100, 30] g/t. Grade×width 214.8 g/t·m is weak (grade alone is exceptional; the better of the two is used).

Positive factors

  • 537 g/t silver is exceptional on the default band.

Negative factors

  • Scored from rubric bands during table expansion, not from document context.

Evidence · table

“537”

Context: Incl.

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 0.33

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

Incl.Columba · leadGrade: 0.1Grade Unit: %Intercept: 0.4 mView all details
Link to this fact

Identity

Hole ID
Incl.
Project
Columba
Commodity
lead
Region
mexico
Reported Region
mexico
Ticker
KTN

Geometry

Grade
0.1
Grade Unit
%
Intercept
0.4 m
True Width
0.33 m
From
304.7 m
To
305.1 m
Intercept Depth
304.7 m

Classification

Deposit Type
epithermal
Sample Type
drill
Group ID
Incl.:304.7-305.1
Mining Method
underground

Location

Elevation
1608 m

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-01-08T00:00:00.000Z

Reasoning: Expanded from assay table. 0.1 % lead is below against the default band [10, 6, 3, 1] %. Grade×width 0.0 %·m is below.

Negative factors

  • 0.1 % lead is below the weak threshold (1 %) on the default band.
  • Scored from rubric bands during table expansion, not from document context.

Evidence · table

“0.1”

Context: Incl.

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 0.33

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

Incl.Columba · zincGrade: 0.7Grade Unit: %Intercept: 0.4 mView all details
Link to this fact

Identity

Hole ID
Incl.
Project
Columba
Commodity
zinc
Region
mexico
Reported Region
mexico
Ticker
KTN

Geometry

Grade
0.7
Grade Unit
%
Intercept
0.4 m
True Width
0.33 m
From
304.7 m
To
305.1 m
Intercept Depth
304.7 m

Classification

Deposit Type
epithermal
Sample Type
drill
Group ID
Incl.:304.7-305.1
Mining Method
underground

Location

Elevation
1608 m

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-01-08T00:00:00.000Z

Reasoning: Expanded from assay table. 0.7 % zinc is below against the default band [18, 10, 5, 2] %. Grade×width 0.3 %·m is below.

Negative factors

  • 0.7 % zinc is below the weak threshold (2 %) on the default band.
  • Scored from rubric bands during table expansion, not from document context.

Evidence · table

“0.7”

Context: Incl.

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 0.33

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

AndLupe Vein · silverGrade: 315Grade Unit: g/tIntercept: 3.47 mView all details
Link to this fact

Identity

Hole ID
And
Project
Lupe Vein
Commodity
silver
Region
mexico
Reported Region
mexico
Ticker
KTN

Geometry

Grade
315
Grade Unit
g/t
Intercept
3.47 m
True Width
2.85 m
From
310.84 m
To
314.31 m
Intercept Depth
310.84 m

Classification

Deposit Type
epithermal
Sample Type
drill
Group ID
And:310.84-314.31
Mining Method
underground

Location

Elevation
1602 m

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-01-08T00:00:00.000Z

Reasoning: Expanded from assay table. 315 g/t silver is strong against the default band [500, 200, 100, 30] g/t. Grade×width 1093.0 g/t·m is moderate (grade alone is strong; the better of the two is used).

Positive factors

  • 315 g/t silver is strong on the default band.

Negative factors

  • Scored from rubric bands during table expansion, not from document context.

Evidence · table

“315”

Context: And

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 2.85

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

AndLupe Vein · leadGrade: 0.3Grade Unit: %Intercept: 3.47 mView all details
Link to this fact

Identity

Hole ID
And
Project
Lupe Vein
Commodity
lead
Region
mexico
Reported Region
mexico
Ticker
KTN

Geometry

Grade
0.3
Grade Unit
%
Intercept
3.47 m
True Width
2.85 m
From
310.84 m
To
314.31 m
Intercept Depth
310.84 m

Classification

Deposit Type
epithermal
Sample Type
drill
Group ID
And:310.84-314.31
Mining Method
underground

Location

Elevation
1602 m

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-01-08T00:00:00.000Z

Reasoning: Expanded from assay table. 0.3 % lead is below against the default band [10, 6, 3, 1] %. Grade×width 1.0 %·m is below.

Negative factors

  • 0.3 % lead is below the weak threshold (1 %) on the default band.
  • Scored from rubric bands during table expansion, not from document context.

Evidence · table

“0.3”

Context: And

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 2.85

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

AndLupe Vein · zincGrade: 0.5Grade Unit: %Intercept: 3.47 mView all details
Link to this fact

Identity

Hole ID
And
Project
Lupe Vein
Commodity
zinc
Region
mexico
Reported Region
mexico
Ticker
KTN

Geometry

Grade
0.5
Grade Unit
%
Intercept
3.47 m
True Width
2.85 m
From
310.84 m
To
314.31 m
Intercept Depth
310.84 m

Classification

Deposit Type
epithermal
Sample Type
drill
Group ID
And:310.84-314.31
Mining Method
underground

Location

Elevation
1602 m

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-01-08T00:00:00.000Z

Reasoning: Expanded from assay table. 0.5 % zinc is below against the default band [18, 10, 5, 2] %. Grade×width 1.7 %·m is below.

Negative factors

  • 0.5 % zinc is below the weak threshold (2 %) on the default band.
  • Scored from rubric bands during table expansion, not from document context.

Evidence · table

“0.5”

Context: And

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 2.85

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

InclColumba · silverGrade: 1295Grade Unit: g/tIntercept: 0.52 mView all details
Link to this fact

Identity

Hole ID
Incl
Project
Columba
Commodity
silver
Region
mexico
Reported Region
mexico
Ticker
KTN

Geometry

Grade
1295
Grade Unit
g/t
Intercept
0.52 m
True Width
0.43 m
From
310.84 m
To
311.36 m
Intercept Depth
310.84 m

Classification

Deposit Type
epithermal
Sample Type
drill
Group ID
Incl:310.84-311.36
Mining Method
underground

Location

Elevation
1602 m

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-01-08T00:00:00.000Z

Reasoning: Expanded from assay table. 1295 g/t silver is exceptional against the default band [500, 200, 100, 30] g/t. Grade×width 673.4 g/t·m is weak (grade alone is exceptional; the better of the two is used).

Positive factors

  • 1295 g/t silver is exceptional on the default band.

Negative factors

  • Scored from rubric bands during table expansion, not from document context.

Evidence · table

“1295”

Context: Incl

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 0.43

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

InclColumba · leadGrade: 1.3Grade Unit: %Intercept: 0.52 mHistorical resultNeeds review: historical_restatementView all details
Link to this fact

Identity

Hole ID
Incl
Project
Columba
Commodity
lead
Region
mexico
Reported Region
mexico
Ticker
KTN

Geometry

Grade
1.3
Grade Unit
%
Intercept
0.52 m
True Width
0.43 m
From
310.84 m
To
311.36 m
Intercept Depth
310.84 m

Classification

Deposit Type
epithermal
Sample Type
drill
Group ID
Incl:310.84-311.36
Mining Method
underground

Location

Elevation
1602 m

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Review

Needs Review
Yes
Review Reason
historical_restatement
Interp. Status
scored
Historical
Yes
Historical Source Date
2025-05-05T00:00:00.000Z

Dates

Event date
2026-01-08T00:00:00.000Z

Reasoning: Expanded from assay table. 1.3 % lead is weak against the default band [10, 6, 3, 1] %. Grade×width 0.7 %·m is below (grade alone is weak; the better of the two is used).

Negative factors

  • Scored from rubric bands during table expansion, not from document context.

Evidence · table

“1.3”

Context: Incl

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 0.43

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

InclColumba · zincGrade: 1.1Grade Unit: %Intercept: 0.52 mHistorical resultNeeds review: historical_restatementView all details
Link to this fact

Identity

Hole ID
Incl
Project
Columba
Commodity
zinc
Region
mexico
Reported Region
mexico
Ticker
KTN

Geometry

Grade
1.1
Grade Unit
%
Intercept
0.52 m
True Width
0.43 m
From
310.84 m
To
311.36 m
Intercept Depth
310.84 m

Classification

Deposit Type
epithermal
Sample Type
drill
Group ID
Incl:310.84-311.36
Mining Method
underground

Location

Elevation
1602 m

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Review

Needs Review
Yes
Review Reason
historical_restatement
Interp. Status
scored
Historical
Yes
Historical Source Date
2025-05-05T00:00:00.000Z

Dates

Event date
2026-01-08T00:00:00.000Z

Reasoning: Expanded from assay table. 1.1 % zinc is below against the default band [18, 10, 5, 2] %. Grade×width 0.6 %·m is below.

Negative factors

  • 1.1 % zinc is below the weak threshold (2 %) on the default band.
  • Scored from rubric bands during table expansion, not from document context.

Evidence · table

“1.1”

Context: Incl

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 0.43

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

CDH-25-222Columba · silverGrade: 38Grade Unit: g/tIntercept: 2.48 mView all details
Link to this fact

Identity

Hole ID
CDH-25-222
Project
Columba
Commodity
silver
Region
mexico
Reported Region
mexico
Ticker
KTN

Geometry

Grade
38
Grade Unit
g/t
Intercept
2.48 m
True Width
1.49 m
From
131.52 m
To
134 m
Intercept Depth
131.52 m

Classification

Deposit Type
epithermal
Sample Type
drill
Group ID
CDH-25-222:131.52-134
Mining Method
underground

Location

Elevation
1780 m

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-01-08T00:00:00.000Z

Reasoning: Expanded from assay table. 38 g/t silver is weak against the default band [500, 200, 100, 30] g/t. Grade×width 94.2 g/t·m is below (grade alone is weak; the better of the two is used).

Negative factors

  • Scored from rubric bands during table expansion, not from document context.

Evidence · table

“38”

Context: CDH-25-222

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 1.49

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

CDH-25-222Columba · leadGrade: 0Grade Unit: %Intercept: 2.48 mView all details
Link to this fact

Identity

Hole ID
CDH-25-222
Project
Columba
Commodity
lead
Region
mexico
Reported Region
mexico
Ticker
KTN

Geometry

Grade
0
Grade Unit
%
Intercept
2.48 m
True Width
1.49 m
From
131.52 m
To
134 m
Intercept Depth
131.52 m

Classification

Deposit Type
epithermal
Sample Type
drill
Group ID
CDH-25-222:131.52-134
Mining Method
underground

Location

Elevation
1780 m

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-01-08T00:00:00.000Z

Reasoning: Expanded from assay table. 0 % lead is below against the default band [10, 6, 3, 1] %. Grade×width 0.0 %·m is below.

Negative factors

  • 0 % lead is below the weak threshold (1 %) on the default band.
  • Scored from rubric bands during table expansion, not from document context.

Evidence · table

“0.0”

Context: CDH-25-222

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 1.49

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

CDH-25-222Columba · zincGrade: 0Grade Unit: %Intercept: 2.48 mView all details
Link to this fact

Identity

Hole ID
CDH-25-222
Project
Columba
Commodity
zinc
Region
mexico
Reported Region
mexico
Ticker
KTN

Geometry

Grade
0
Grade Unit
%
Intercept
2.48 m
True Width
1.49 m
From
131.52 m
To
134 m
Intercept Depth
131.52 m

Classification

Deposit Type
epithermal
Sample Type
drill
Group ID
CDH-25-222:131.52-134
Mining Method
underground

Location

Elevation
1780 m

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-01-08T00:00:00.000Z

Reasoning: Expanded from assay table. 0 % zinc is below against the default band [18, 10, 5, 2] %. Grade×width 0.0 %·m is below.

Negative factors

  • 0 % zinc is below the weak threshold (2 %) on the default band.
  • Scored from rubric bands during table expansion, not from document context.

Evidence · table

“0.0”

Context: CDH-25-222

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 1.49

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

AndLupe Vein · silverGrade: 172Grade Unit: g/tIntercept: 5.59 mView all details
Link to this fact

Identity

Hole ID
And
Project
Lupe Vein
Commodity
silver
Region
mexico
Reported Region
mexico
Ticker
KTN

Geometry

Grade
172
Grade Unit
g/t
Intercept
5.59 m
True Width
3.35 m
From
221.06 m
To
226.65 m
Intercept Depth
221.06 m

Classification

Deposit Type
epithermal
Sample Type
drill
Group ID
And:221.06-226.65
Mining Method
underground

Location

Elevation
1698 m

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-01-08T00:00:00.000Z

Reasoning: Expanded from assay table. 172 g/t silver is moderate against the default band [500, 200, 100, 30] g/t. Grade×width 961.5 g/t·m is weak (grade alone is moderate; the better of the two is used).

Negative factors

  • Scored from rubric bands during table expansion, not from document context.

Evidence · table

“172”

Context: And

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 3.35

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

AndLupe Vein · leadGrade: 0Grade Unit: %Intercept: 5.59 mView all details
Link to this fact

Identity

Hole ID
And
Project
Lupe Vein
Commodity
lead
Region
mexico
Reported Region
mexico
Ticker
KTN

Geometry

Grade
0
Grade Unit
%
Intercept
5.59 m
True Width
3.35 m
From
221.06 m
To
226.65 m
Intercept Depth
221.06 m

Classification

Deposit Type
epithermal
Sample Type
drill
Group ID
And:221.06-226.65
Mining Method
underground

Location

Elevation
1698 m

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-01-08T00:00:00.000Z

Reasoning: Expanded from assay table. 0 % lead is below against the default band [10, 6, 3, 1] %. Grade×width 0.0 %·m is below.

Negative factors

  • 0 % lead is below the weak threshold (1 %) on the default band.
  • Scored from rubric bands during table expansion, not from document context.

Evidence · table

“0.0”

Context: And

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 3.35

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

AndLupe Vein · zincGrade: 0.1Grade Unit: %Intercept: 5.59 mView all details
Link to this fact

Identity

Hole ID
And
Project
Lupe Vein
Commodity
zinc
Region
mexico
Reported Region
mexico
Ticker
KTN

Geometry

Grade
0.1
Grade Unit
%
Intercept
5.59 m
True Width
3.35 m
From
221.06 m
To
226.65 m
Intercept Depth
221.06 m

Classification

Deposit Type
epithermal
Sample Type
drill
Group ID
And:221.06-226.65
Mining Method
underground

Location

Elevation
1698 m

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-01-08T00:00:00.000Z

Reasoning: Expanded from assay table. 0.1 % zinc is below against the default band [18, 10, 5, 2] %. Grade×width 0.6 %·m is below.

Negative factors

  • 0.1 % zinc is below the weak threshold (2 %) on the default band.
  • Scored from rubric bands during table expansion, not from document context.

Evidence · table

“0.1”

Context: And

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 3.35

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

AndLupe Vein · silverGrade: 56Grade Unit: g/tIntercept: 100.5 mView all details
Link to this fact

Identity

Hole ID
And
Project
Lupe Vein
Commodity
silver
Region
mexico
Reported Region
mexico
Ticker
KTN

Geometry

Grade
56
Grade Unit
g/t
Intercept
100.5 m
True Width
60.3 m
From
289 m
To
389.5 m
Intercept Depth
289 m

Classification

Deposit Type
epithermal
Sample Type
drill
Group ID
And:289-389.5
Mining Method
underground

Location

Elevation
1598 m

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-01-08T00:00:00.000Z

Reasoning: Expanded from assay table. 56 g/t silver is strong against the default band [500, 200, 100, 30] g/t. Grade×width 5628.0 g/t·m is strong (grade alone is weak; the better of the two is used).

Positive factors

  • 56 g/t silver is strong on the default band.

Negative factors

  • Scored from rubric bands during table expansion, not from document context.

Evidence · table

“56”

Context: And

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 60.3

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

AndLupe Vein · leadGrade: 0.1Grade Unit: %Intercept: 100.5 mView all details
Link to this fact

Identity

Hole ID
And
Project
Lupe Vein
Commodity
lead
Region
mexico
Reported Region
mexico
Ticker
KTN

Geometry

Grade
0.1
Grade Unit
%
Intercept
100.5 m
True Width
60.3 m
From
289 m
To
389.5 m
Intercept Depth
289 m

Classification

Deposit Type
epithermal
Sample Type
drill
Group ID
And:289-389.5
Mining Method
underground

Location

Elevation
1598 m

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-01-08T00:00:00.000Z

Reasoning: Expanded from assay table. 0.1 % lead is weak against the default band [10, 6, 3, 1] %. Grade×width 10.1 %·m is weak (grade alone is below; the better of the two is used).

Negative factors

  • Scored from rubric bands during table expansion, not from document context.

Evidence · table

“0.1”

Context: And

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 60.3

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

AndLupe Vein · zincGrade: 0.1Grade Unit: %Intercept: 100.5 mView all details
Link to this fact

Identity

Hole ID
And
Project
Lupe Vein
Commodity
zinc
Region
mexico
Reported Region
mexico
Ticker
KTN

Geometry

Grade
0.1
Grade Unit
%
Intercept
100.5 m
True Width
60.3 m
From
289 m
To
389.5 m
Intercept Depth
289 m

Classification

Deposit Type
epithermal
Sample Type
drill
Group ID
And:289-389.5
Mining Method
underground

Location

Elevation
1598 m

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-01-08T00:00:00.000Z

Reasoning: Expanded from assay table. 0.1 % zinc is below against the default band [18, 10, 5, 2] %. Grade×width 10.1 %·m is below.

Negative factors

  • 0.1 % zinc is below the weak threshold (2 %) on the default band.
  • Scored from rubric bands during table expansion, not from document context.

Evidence · table

“0.1”

Context: And

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 60.3

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

Incl.Columba · silverGrade: 121Grade Unit: g/tIntercept: 6.5 mView all details
Link to this fact

Identity

Hole ID
Incl.
Project
Columba
Commodity
silver
Region
mexico
Reported Region
mexico
Ticker
KTN

Geometry

Grade
121
Grade Unit
g/t
Intercept
6.5 m
True Width
3.9 m
From
365 m
To
371.5 m
Intercept Depth
365 m

Classification

Deposit Type
epithermal
Sample Type
drill
Group ID
Incl.:365-371.5
Mining Method
underground

Location

Elevation
1567 m

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-01-08T00:00:00.000Z

Reasoning: Expanded from assay table. 121 g/t silver is moderate against the default band [500, 200, 100, 30] g/t. Grade×width 786.5 g/t·m is weak (grade alone is moderate; the better of the two is used).

Negative factors

  • Scored from rubric bands during table expansion, not from document context.

Evidence · table

“121”

Context: Incl.

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 3.9

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

Incl.Columba · leadGrade: 0.1Grade Unit: %Intercept: 6.5 mView all details
Link to this fact

Identity

Hole ID
Incl.
Project
Columba
Commodity
lead
Region
mexico
Reported Region
mexico
Ticker
KTN

Geometry

Grade
0.1
Grade Unit
%
Intercept
6.5 m
True Width
3.9 m
From
365 m
To
371.5 m
Intercept Depth
365 m

Classification

Deposit Type
epithermal
Sample Type
drill
Group ID
Incl.:365-371.5
Mining Method
underground

Location

Elevation
1567 m

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-01-08T00:00:00.000Z

Reasoning: Expanded from assay table. 0.1 % lead is below against the default band [10, 6, 3, 1] %. Grade×width 0.7 %·m is below.

Negative factors

  • 0.1 % lead is below the weak threshold (1 %) on the default band.
  • Scored from rubric bands during table expansion, not from document context.

Evidence · table

“0.1”

Context: Incl.

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 3.9

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

Incl.Columba · zincGrade: 0.2Grade Unit: %Intercept: 6.5 mView all details
Link to this fact

Identity

Hole ID
Incl.
Project
Columba
Commodity
zinc
Region
mexico
Reported Region
mexico
Ticker
KTN

Geometry

Grade
0.2
Grade Unit
%
Intercept
6.5 m
True Width
3.9 m
From
365 m
To
371.5 m
Intercept Depth
365 m

Classification

Deposit Type
epithermal
Sample Type
drill
Group ID
Incl.:365-371.5
Mining Method
underground

Location

Elevation
1567 m

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-01-08T00:00:00.000Z

Reasoning: Expanded from assay table. 0.2 % zinc is below against the default band [18, 10, 5, 2] %. Grade×width 1.3 %·m is below.

Negative factors

  • 0.2 % zinc is below the weak threshold (2 %) on the default band.
  • Scored from rubric bands during table expansion, not from document context.

Evidence · table

“0.2”

Context: Incl.

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 3.9

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

AndLupe Vein · silverGrade: 299Grade Unit: g/tIntercept: 7.6 mView all details
Link to this fact

Identity

Hole ID
And
Project
Lupe Vein
Commodity
silver
Region
mexico
Reported Region
mexico
Ticker
KTN

Geometry

Grade
299
Grade Unit
g/t
Intercept
7.6 m
True Width
4.56 m
From
379.4 m
To
387 m
Intercept Depth
379.4 m

Classification

Deposit Type
epithermal
Sample Type
drill
Group ID
And:379.4-387
Mining Method
underground

Location

Elevation
1567 m

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-01-08T00:00:00.000Z

Reasoning: Expanded from assay table. 299 g/t silver is strong against the default band [500, 200, 100, 30] g/t. Grade×width 2272.4 g/t·m is moderate (grade alone is strong; the better of the two is used).

Positive factors

  • 299 g/t silver is strong on the default band.

Negative factors

  • Scored from rubric bands during table expansion, not from document context.

Evidence · table

“299”

Context: And

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 4.56

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

AndLupe Vein · leadGrade: 0.5Grade Unit: %Intercept: 7.6 mView all details
Link to this fact

Identity

Hole ID
And
Project
Lupe Vein
Commodity
lead
Region
mexico
Reported Region
mexico
Ticker
KTN

Geometry

Grade
0.5
Grade Unit
%
Intercept
7.6 m
True Width
4.56 m
From
379.4 m
To
387 m
Intercept Depth
379.4 m

Classification

Deposit Type
epithermal
Sample Type
drill
Group ID
And:379.4-387
Mining Method
underground

Location

Elevation
1567 m

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-01-08T00:00:00.000Z

Reasoning: Expanded from assay table. 0.5 % lead is below against the default band [10, 6, 3, 1] %. Grade×width 3.8 %·m is below.

Negative factors

  • 0.5 % lead is below the weak threshold (1 %) on the default band.
  • Scored from rubric bands during table expansion, not from document context.

Evidence · table

“0.5”

Context: And

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 4.56

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

AndLupe Vein · zincGrade: 1Grade Unit: %Intercept: 7.6 mView all details
Link to this fact

Identity

Hole ID
And
Project
Lupe Vein
Commodity
zinc
Region
mexico
Reported Region
mexico
Ticker
KTN

Geometry

Grade
1
Grade Unit
%
Intercept
7.6 m
True Width
4.56 m
From
379.4 m
To
387 m
Intercept Depth
379.4 m

Classification

Deposit Type
epithermal
Sample Type
drill
Group ID
And:379.4-387
Mining Method
underground

Location

Elevation
1567 m

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-01-08T00:00:00.000Z

Reasoning: Expanded from assay table. 1 % zinc is below against the default band [18, 10, 5, 2] %. Grade×width 7.6 %·m is below.

Negative factors

  • 1 % zinc is below the weak threshold (2 %) on the default band.
  • Scored from rubric bands during table expansion, not from document context.

Evidence · table

“1.0”

Context: And

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 4.56

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

Incl.Columba · silverGrade: 1830Grade Unit: g/tIntercept: 0.45 mView all details
Link to this fact

Identity

Hole ID
Incl.
Project
Columba
Commodity
silver
Region
mexico
Reported Region
mexico
Ticker
KTN

Geometry

Grade
1830
Grade Unit
g/t
Intercept
0.45 m
True Width
0.27 m
From
379.4 m
To
379.85 m
Intercept Depth
379.4 m

Classification

Deposit Type
epithermal
Sample Type
drill
Group ID
Incl.:379.4-379.85
Mining Method
underground

Location

Elevation
1563 m

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-01-08T00:00:00.000Z

Reasoning: Expanded from assay table. 1830 g/t silver is exceptional against the default band [500, 200, 100, 30] g/t. Grade×width 823.5 g/t·m is weak (grade alone is exceptional; the better of the two is used).

Positive factors

  • 1830 g/t silver is exceptional on the default band.

Negative factors

  • Scored from rubric bands during table expansion, not from document context.

Evidence · table

“1830”

Context: Incl.

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 0.27

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

Incl.Columba · leadGrade: 5Grade Unit: %Intercept: 0.45 mView all details
Link to this fact

Identity

Hole ID
Incl.
Project
Columba
Commodity
lead
Region
mexico
Reported Region
mexico
Ticker
KTN

Geometry

Grade
5
Grade Unit
%
Intercept
0.45 m
True Width
0.27 m
From
379.4 m
To
379.85 m
Intercept Depth
379.4 m

Classification

Deposit Type
epithermal
Sample Type
drill
Group ID
Incl.:379.4-379.85
Mining Method
underground

Location

Elevation
1563 m

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-01-08T00:00:00.000Z

Reasoning: Expanded from assay table. 5 % lead is moderate against the default band [10, 6, 3, 1] %. Grade×width 2.3 %·m is below (grade alone is moderate; the better of the two is used).

Negative factors

  • Scored from rubric bands during table expansion, not from document context.

Evidence · table

“5.0”

Context: Incl.

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 0.27

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

Incl.Columba · zincGrade: 6.2Grade Unit: %Intercept: 0.45 mView all details
Link to this fact

Identity

Hole ID
Incl.
Project
Columba
Commodity
zinc
Region
mexico
Reported Region
mexico
Ticker
KTN

Geometry

Grade
6.2
Grade Unit
%
Intercept
0.45 m
True Width
0.27 m
From
379.4 m
To
379.85 m
Intercept Depth
379.4 m

Classification

Deposit Type
epithermal
Sample Type
drill
Group ID
Incl.:379.4-379.85
Mining Method
underground

Location

Elevation
1563 m

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-01-08T00:00:00.000Z

Reasoning: Expanded from assay table. 6.2 % zinc is moderate against the default band [18, 10, 5, 2] %. Grade×width 2.8 %·m is below (grade alone is moderate; the better of the two is used).

Negative factors

  • Scored from rubric bands during table expansion, not from document context.

Evidence · table

“6.2”

Context: Incl.

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 0.27

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

AndLupe Vein · silverGrade: 129Grade Unit: g/tIntercept: 2 mView all details
Link to this fact

Identity

Hole ID
And
Project
Lupe Vein
Commodity
silver
Region
mexico
Reported Region
mexico
Ticker
KTN

Geometry

Grade
129
Grade Unit
g/t
Intercept
2 m
True Width
1.2 m
From
401 m
To
403 m
Intercept Depth
401 m

Classification

Deposit Type
epithermal
Sample Type
drill
Group ID
And:401-403
Mining Method
underground

Location

Elevation
1545 m

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-01-08T00:00:00.000Z

Reasoning: Expanded from assay table. 129 g/t silver is moderate against the default band [500, 200, 100, 30] g/t. Grade×width 258.0 g/t·m is weak (grade alone is moderate; the better of the two is used).

Negative factors

  • Scored from rubric bands during table expansion, not from document context.

Evidence · table

“129”

Context: And

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 1.2

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

AndLupe Vein · leadGrade: 0.1Grade Unit: %Intercept: 2 mView all details
Link to this fact

Identity

Hole ID
And
Project
Lupe Vein
Commodity
lead
Region
mexico
Reported Region
mexico
Ticker
KTN

Geometry

Grade
0.1
Grade Unit
%
Intercept
2 m
True Width
1.2 m
From
401 m
To
403 m
Intercept Depth
401 m

Classification

Deposit Type
epithermal
Sample Type
drill
Group ID
And:401-403
Mining Method
underground

Location

Elevation
1545 m

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-01-08T00:00:00.000Z

Reasoning: Expanded from assay table. 0.1 % lead is below against the default band [10, 6, 3, 1] %. Grade×width 0.2 %·m is below.

Negative factors

  • 0.1 % lead is below the weak threshold (1 %) on the default band.
  • Scored from rubric bands during table expansion, not from document context.

Evidence · table

“0.1”

Context: And

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 1.2

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

AndLupe Vein · zincGrade: 0.4Grade Unit: %Intercept: 2 mHistorical resultNeeds review: historical_restatementView all details
Link to this fact

Identity

Hole ID
And
Project
Lupe Vein
Commodity
zinc
Region
mexico
Reported Region
mexico
Ticker
KTN

Geometry

Grade
0.4
Grade Unit
%
Intercept
2 m
True Width
1.2 m
From
401 m
To
403 m
Intercept Depth
401 m

Classification

Deposit Type
epithermal
Sample Type
drill
Group ID
And:401-403
Mining Method
underground

Location

Elevation
1545 m

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Review

Needs Review
Yes
Review Reason
historical_restatement
Interp. Status
scored
Historical
Yes
Historical Source Date
2025-05-05T00:00:00.000Z

Dates

Event date
2026-01-08T00:00:00.000Z

Reasoning: Expanded from assay table. 0.4 % zinc is below against the default band [18, 10, 5, 2] %. Grade×width 0.8 %·m is below.

Negative factors

  • 0.4 % zinc is below the weak threshold (2 %) on the default band.
  • Scored from rubric bands during table expansion, not from document context.

Evidence · table

“0.4”

Context: And

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 1.2

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

AndLupe Vein · silverGrade: 92Grade Unit: g/tIntercept: 31 mView all details
Link to this fact

Identity

Hole ID
And
Project
Lupe Vein
Commodity
silver
Region
mexico
Reported Region
mexico
Ticker
KTN

Geometry

Grade
92
Grade Unit
g/t
Intercept
31 m
True Width
18.6 m
From
427 m
To
458 m
Intercept Depth
427 m

Classification

Deposit Type
epithermal
Sample Type
drill
Group ID
And:427-458
Mining Method
underground

Location

Elevation
1520 m

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-01-08T00:00:00.000Z

Reasoning: Expanded from assay table. 92 g/t silver is moderate against the default band [500, 200, 100, 30] g/t. Grade×width 2852.0 g/t·m is moderate (grade alone is weak; the better of the two is used).

Negative factors

  • Scored from rubric bands during table expansion, not from document context.

Evidence · table

“92”

Context: And

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 18.6

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

AndLupe Vein · leadGrade: 0.1Grade Unit: %Intercept: 31 mView all details
Link to this fact

Identity

Hole ID
And
Project
Lupe Vein
Commodity
lead
Region
mexico
Reported Region
mexico
Ticker
KTN

Geometry

Grade
0.1
Grade Unit
%
Intercept
31 m
True Width
18.6 m
From
427 m
To
458 m
Intercept Depth
427 m

Classification

Deposit Type
epithermal
Sample Type
drill
Group ID
And:427-458
Mining Method
underground

Location

Elevation
1520 m

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-01-08T00:00:00.000Z

Reasoning: Expanded from assay table. 0.1 % lead is below against the default band [10, 6, 3, 1] %. Grade×width 3.1 %·m is below.

Negative factors

  • 0.1 % lead is below the weak threshold (1 %) on the default band.
  • Scored from rubric bands during table expansion, not from document context.

Evidence · table

“0.1”

Context: And

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 18.6

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

AndLupe Vein · zincGrade: 0.2Grade Unit: %Intercept: 31 mView all details
Link to this fact

Identity

Hole ID
And
Project
Lupe Vein
Commodity
zinc
Region
mexico
Reported Region
mexico
Ticker
KTN

Geometry

Grade
0.2
Grade Unit
%
Intercept
31 m
True Width
18.6 m
From
427 m
To
458 m
Intercept Depth
427 m

Classification

Deposit Type
epithermal
Sample Type
drill
Group ID
And:427-458
Mining Method
underground

Location

Elevation
1520 m

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-01-08T00:00:00.000Z

Reasoning: Expanded from assay table. 0.2 % zinc is below against the default band [18, 10, 5, 2] %. Grade×width 6.2 %·m is below.

Negative factors

  • 0.2 % zinc is below the weak threshold (2 %) on the default band.
  • Scored from rubric bands during table expansion, not from document context.

Evidence · table

“0.2”

Context: And

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 18.6

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

Incl.Columba · silverGrade: 390Grade Unit: g/tIntercept: 4.53 mView all details
Link to this fact

Identity

Hole ID
Incl.
Project
Columba
Commodity
silver
Region
mexico
Reported Region
mexico
Ticker
KTN

Geometry

Grade
390
Grade Unit
g/t
Intercept
4.53 m
True Width
2.72 m
From
435.85 m
To
440.38 m
Intercept Depth
435.85 m

Classification

Deposit Type
epithermal
Sample Type
drill
Group ID
Incl.:435.85-440.38
Mining Method
underground

Location

Elevation
1513 m

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-01-08T00:00:00.000Z

Reasoning: Expanded from assay table. 390 g/t silver is strong against the default band [500, 200, 100, 30] g/t. Grade×width 1766.7 g/t·m is moderate (grade alone is strong; the better of the two is used).

Positive factors

  • 390 g/t silver is strong on the default band.

Negative factors

  • Scored from rubric bands during table expansion, not from document context.

Evidence · table

“390”

Context: Incl.

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 2.72

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

Incl.Columba · leadGrade: 0.2Grade Unit: %Intercept: 4.53 mView all details
Link to this fact

Identity

Hole ID
Incl.
Project
Columba
Commodity
lead
Region
mexico
Reported Region
mexico
Ticker
KTN

Geometry

Grade
0.2
Grade Unit
%
Intercept
4.53 m
True Width
2.72 m
From
435.85 m
To
440.38 m
Intercept Depth
435.85 m

Classification

Deposit Type
epithermal
Sample Type
drill
Group ID
Incl.:435.85-440.38
Mining Method
underground

Location

Elevation
1513 m

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-01-08T00:00:00.000Z

Reasoning: Expanded from assay table. 0.2 % lead is below against the default band [10, 6, 3, 1] %. Grade×width 0.9 %·m is below.

Negative factors

  • 0.2 % lead is below the weak threshold (1 %) on the default band.
  • Scored from rubric bands during table expansion, not from document context.

Evidence · table

“0.2”

Context: Incl.

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 2.72

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

Incl.Columba · zincGrade: 0.7Grade Unit: %Intercept: 4.53 mView all details
Link to this fact

Identity

Hole ID
Incl.
Project
Columba
Commodity
zinc
Region
mexico
Reported Region
mexico
Ticker
KTN

Geometry

Grade
0.7
Grade Unit
%
Intercept
4.53 m
True Width
2.72 m
From
435.85 m
To
440.38 m
Intercept Depth
435.85 m

Classification

Deposit Type
epithermal
Sample Type
drill
Group ID
Incl.:435.85-440.38
Mining Method
underground

Location

Elevation
1513 m

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-01-08T00:00:00.000Z

Reasoning: Expanded from assay table. 0.7 % zinc is below against the default band [18, 10, 5, 2] %. Grade×width 3.2 %·m is below.

Negative factors

  • 0.7 % zinc is below the weak threshold (2 %) on the default band.
  • Scored from rubric bands during table expansion, not from document context.

Evidence · table

“0.7”

Context: Incl.

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 2.72

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

Incl.Columba · silverGrade: 882Grade Unit: g/tIntercept: 1.12 mView all details
Link to this fact

Identity

Hole ID
Incl.
Project
Columba
Commodity
silver
Region
mexico
Reported Region
mexico
Ticker
KTN

Geometry

Grade
882
Grade Unit
g/t
Intercept
1.12 m
True Width
0.67 m
From
436.7 m
To
437.82 m
Intercept Depth
436.7 m

Classification

Deposit Type
epithermal
Sample Type
drill
Group ID
Incl.:436.7-437.82
Mining Method
underground

Location

Elevation
1513 m

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-01-08T00:00:00.000Z

Reasoning: Expanded from assay table. 882 g/t silver is exceptional against the default band [500, 200, 100, 30] g/t. Grade×width 987.8 g/t·m is weak (grade alone is exceptional; the better of the two is used).

Positive factors

  • 882 g/t silver is exceptional on the default band.

Negative factors

  • Scored from rubric bands during table expansion, not from document context.

Evidence · table

“882”

Context: Incl.

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 0.67

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

Incl.Columba · leadGrade: 0.4Grade Unit: %Intercept: 1.12 mHistorical resultNeeds review: historical_restatementView all details
Link to this fact

Identity

Hole ID
Incl.
Project
Columba
Commodity
lead
Region
mexico
Reported Region
mexico
Ticker
KTN

Geometry

Grade
0.4
Grade Unit
%
Intercept
1.12 m
True Width
0.67 m
From
436.7 m
To
437.82 m
Intercept Depth
436.7 m

Classification

Deposit Type
epithermal
Sample Type
drill
Group ID
Incl.:436.7-437.82
Mining Method
underground

Location

Elevation
1513 m

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Review

Needs Review
Yes
Review Reason
historical_restatement
Interp. Status
scored
Historical
Yes
Historical Source Date
2025-05-05T00:00:00.000Z

Dates

Event date
2026-01-08T00:00:00.000Z

Reasoning: Expanded from assay table. 0.4 % lead is below against the default band [10, 6, 3, 1] %. Grade×width 0.4 %·m is below.

Negative factors

  • 0.4 % lead is below the weak threshold (1 %) on the default band.
  • Scored from rubric bands during table expansion, not from document context.

Evidence · table

“0.4”

Context: Incl.

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 0.67

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

Incl.Columba · zincGrade: 1.2Grade Unit: %Intercept: 1.12 mView all details
Link to this fact

Identity

Hole ID
Incl.
Project
Columba
Commodity
zinc
Region
mexico
Reported Region
mexico
Ticker
KTN

Geometry

Grade
1.2
Grade Unit
%
Intercept
1.12 m
True Width
0.67 m
From
436.7 m
To
437.82 m
Intercept Depth
436.7 m

Classification

Deposit Type
epithermal
Sample Type
drill
Group ID
Incl.:436.7-437.82
Mining Method
underground

Location

Elevation
1513 m

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-01-08T00:00:00.000Z

Reasoning: Expanded from assay table. 1.2 % zinc is below against the default band [18, 10, 5, 2] %. Grade×width 1.3 %·m is below.

Negative factors

  • 1.2 % zinc is below the weak threshold (2 %) on the default band.
  • Scored from rubric bands during table expansion, not from document context.

Evidence · table

“1.2”

Context: Incl.

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 0.67

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

CDH-25-223Columba · silverGrade: 135Grade Unit: g/tIntercept: 14.83 mHistorical resultNeeds review: historical_restatementView all details
Link to this fact

Identity

Hole ID
CDH-25-223
Project
Columba
Commodity
silver
Region
mexico
Reported Region
mexico
Ticker
KTN

Geometry

Grade
135
Grade Unit
g/t
Intercept
14.83 m
True Width
8.75 m
From
506.14 m
To
520.97 m
Intercept Depth
506.14 m

Classification

Deposit Type
epithermal
Sample Type
drill
Group ID
CDH-25-223:506.14-520.97
Mining Method
underground

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Review

Needs Review
Yes
Review Reason
historical_restatement
Interp. Status
scored
Historical
Yes
Historical Source Date
2025-05-05T00:00:00.000Z

Dates

Event date
2026-01-08T00:00:00.000Z

Reasoning: Expanded from assay table. 135 g/t silver is moderate against the default band [500, 200, 100, 30] g/t. Grade×width 2002.0 g/t·m is moderate.

Negative factors

  • Scored from rubric bands during table expansion, not from document context.

Evidence · table

“135”

Context: CDH-25-223

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 8.75

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

CDH-25-223Columba · leadGrade: 0.4Grade Unit: %Intercept: 14.83 mHistorical resultNeeds review: historical_restatementView all details
Link to this fact

Identity

Hole ID
CDH-25-223
Project
Columba
Commodity
lead
Region
mexico
Reported Region
mexico
Ticker
KTN

Geometry

Grade
0.4
Grade Unit
%
Intercept
14.83 m
True Width
8.75 m
From
506.14 m
To
520.97 m
Intercept Depth
506.14 m

Classification

Deposit Type
epithermal
Sample Type
drill
Group ID
CDH-25-223:506.14-520.97
Mining Method
underground

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Review

Needs Review
Yes
Review Reason
historical_restatement
Interp. Status
scored
Historical
Yes
Historical Source Date
2025-05-05T00:00:00.000Z

Dates

Event date
2026-01-08T00:00:00.000Z

Reasoning: Expanded from assay table. 0.4 % lead is below against the default band [10, 6, 3, 1] %. Grade×width 5.9 %·m is below.

Negative factors

  • 0.4 % lead is below the weak threshold (1 %) on the default band.
  • Scored from rubric bands during table expansion, not from document context.

Evidence · table

“0.4”

Context: CDH-25-223

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 8.75

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

CDH-25-223Columba · zincGrade: 1.1Grade Unit: %Intercept: 14.83 mHistorical resultNeeds review: historical_restatementView all details
Link to this fact

Identity

Hole ID
CDH-25-223
Project
Columba
Commodity
zinc
Region
mexico
Reported Region
mexico
Ticker
KTN

Geometry

Grade
1.1
Grade Unit
%
Intercept
14.83 m
True Width
8.75 m
From
506.14 m
To
520.97 m
Intercept Depth
506.14 m

Classification

Deposit Type
epithermal
Sample Type
drill
Group ID
CDH-25-223:506.14-520.97
Mining Method
underground

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Review

Needs Review
Yes
Review Reason
historical_restatement
Interp. Status
scored
Historical
Yes
Historical Source Date
2025-05-05T00:00:00.000Z

Dates

Event date
2026-01-08T00:00:00.000Z

Reasoning: Expanded from assay table. 1.1 % zinc is weak against the default band [18, 10, 5, 2] %. Grade×width 16.3 %·m is weak (grade alone is below; the better of the two is used).

Negative factors

  • Scored from rubric bands during table expansion, not from document context.

Evidence · table

“1.1”

Context: CDH-25-223

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 8.75

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

Incl.Columba · silverGrade: 232Grade Unit: g/tIntercept: 4.5 mHistorical resultNeeds review: historical_restatementView all details
Link to this fact

Identity

Hole ID
Incl.
Project
Columba
Commodity
silver
Region
mexico
Reported Region
mexico
Ticker
KTN

Geometry

Grade
232
Grade Unit
g/t
Intercept
4.5 m
True Width
2.66 m
From
513 m
To
517.5 m
Intercept Depth
513 m

Classification

Deposit Type
epithermal
Sample Type
drill
Group ID
Incl.:513-517.5
Mining Method
underground

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Review

Needs Review
Yes
Review Reason
historical_restatement
Interp. Status
scored
Historical
Yes
Historical Source Date
2025-05-05T00:00:00.000Z

Dates

Event date
2026-01-08T00:00:00.000Z

Reasoning: Expanded from assay table. 232 g/t silver is strong against the default band [500, 200, 100, 30] g/t. Grade×width 1044.0 g/t·m is moderate (grade alone is strong; the better of the two is used).

Positive factors

  • 232 g/t silver is strong on the default band.

Negative factors

  • Scored from rubric bands during table expansion, not from document context.

Evidence · table

“232”

Context: Incl.

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 2.66

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

Incl.Columba · leadGrade: 0.4Grade Unit: %Intercept: 4.5 mHistorical resultNeeds review: historical_restatementView all details
Link to this fact

Identity

Hole ID
Incl.
Project
Columba
Commodity
lead
Region
mexico
Reported Region
mexico
Ticker
KTN

Geometry

Grade
0.4
Grade Unit
%
Intercept
4.5 m
True Width
2.66 m
From
513 m
To
517.5 m
Intercept Depth
513 m

Classification

Deposit Type
epithermal
Sample Type
drill
Group ID
Incl.:513-517.5
Mining Method
underground

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Review

Needs Review
Yes
Review Reason
historical_restatement
Interp. Status
scored
Historical
Yes
Historical Source Date
2025-05-05T00:00:00.000Z

Dates

Event date
2026-01-08T00:00:00.000Z

Reasoning: Expanded from assay table. 0.4 % lead is below against the default band [10, 6, 3, 1] %. Grade×width 1.8 %·m is below.

Negative factors

  • 0.4 % lead is below the weak threshold (1 %) on the default band.
  • Scored from rubric bands during table expansion, not from document context.

Evidence · table

“0.4”

Context: Incl.

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 2.66

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

Incl.Columba · zincGrade: 1.6Grade Unit: %Intercept: 4.5 mHistorical resultNeeds review: historical_restatementView all details
Link to this fact

Identity

Hole ID
Incl.
Project
Columba
Commodity
zinc
Region
mexico
Reported Region
mexico
Ticker
KTN

Geometry

Grade
1.6
Grade Unit
%
Intercept
4.5 m
True Width
2.66 m
From
513 m
To
517.5 m
Intercept Depth
513 m

Classification

Deposit Type
epithermal
Sample Type
drill
Group ID
Incl.:513-517.5
Mining Method
underground

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Review

Needs Review
Yes
Review Reason
historical_restatement
Interp. Status
scored
Historical
Yes
Historical Source Date
2025-05-05T00:00:00.000Z

Dates

Event date
2026-01-08T00:00:00.000Z

Reasoning: Expanded from assay table. 1.6 % zinc is below against the default band [18, 10, 5, 2] %. Grade×width 7.2 %·m is below.

Negative factors

  • 1.6 % zinc is below the weak threshold (2 %) on the default band.
  • Scored from rubric bands during table expansion, not from document context.

Evidence · table

“1.6”

Context: Incl.

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 2.66

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

CDH-25-225Columba · silverGrade: 45Grade Unit: g/tIntercept: 1.8 mView all details
Link to this fact

Identity

Hole ID
CDH-25-225
Project
Columba
Commodity
silver
Region
mexico
Reported Region
mexico
Ticker
KTN

Geometry

Grade
45
Grade Unit
g/t
Intercept
1.8 m
True Width
1.28 m
From
289.05 m
To
290.85 m
Intercept Depth
289.05 m

Classification

Deposit Type
epithermal
Sample Type
drill
Group ID
CDH-25-225:289.05-290.85
Mining Method
underground

Location

Elevation
1588 m

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-01-08T00:00:00.000Z

Reasoning: Expanded from assay table. 45 g/t silver is weak against the default band [500, 200, 100, 30] g/t. Grade×width 81.0 g/t·m is below (grade alone is weak; the better of the two is used).

Negative factors

  • Scored from rubric bands during table expansion, not from document context.

Evidence · table

“45”

Context: CDH-25-225

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 1.28

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

CDH-25-225Columba · leadGrade: 0.2Grade Unit: %Intercept: 1.8 mView all details
Link to this fact

Identity

Hole ID
CDH-25-225
Project
Columba
Commodity
lead
Region
mexico
Reported Region
mexico
Ticker
KTN

Geometry

Grade
0.2
Grade Unit
%
Intercept
1.8 m
True Width
1.28 m
From
289.05 m
To
290.85 m
Intercept Depth
289.05 m

Classification

Deposit Type
epithermal
Sample Type
drill
Group ID
CDH-25-225:289.05-290.85
Mining Method
underground

Location

Elevation
1588 m

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-01-08T00:00:00.000Z

Reasoning: Expanded from assay table. 0.2 % lead is below against the default band [10, 6, 3, 1] %. Grade×width 0.4 %·m is below.

Negative factors

  • 0.2 % lead is below the weak threshold (1 %) on the default band.
  • Scored from rubric bands during table expansion, not from document context.

Evidence · table

“0.2”

Context: CDH-25-225

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 1.28

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

CDH-25-225Columba · zincGrade: 0.2Grade Unit: %Intercept: 1.8 mView all details
Link to this fact

Identity

Hole ID
CDH-25-225
Project
Columba
Commodity
zinc
Region
mexico
Reported Region
mexico
Ticker
KTN

Geometry

Grade
0.2
Grade Unit
%
Intercept
1.8 m
True Width
1.28 m
From
289.05 m
To
290.85 m
Intercept Depth
289.05 m

Classification

Deposit Type
epithermal
Sample Type
drill
Group ID
CDH-25-225:289.05-290.85
Mining Method
underground

Location

Elevation
1588 m

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-01-08T00:00:00.000Z

Reasoning: Expanded from assay table. 0.2 % zinc is below against the default band [18, 10, 5, 2] %. Grade×width 0.4 %·m is below.

Negative factors

  • 0.2 % zinc is below the weak threshold (2 %) on the default band.
  • Scored from rubric bands during table expansion, not from document context.

Evidence · table

“0.2”

Context: CDH-25-225

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 1.28

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

AndLupe Vein · silverGrade: 109Grade Unit: g/tIntercept: 0.45 mView all details
Link to this fact

Identity

Hole ID
And
Project
Lupe Vein
Commodity
silver
Region
mexico
Reported Region
mexico
Ticker
KTN

Geometry

Grade
109
Grade Unit
g/t
Intercept
0.45 m
True Width
0.32 m
From
374.45 m
To
374.9 m
Intercept Depth
374.45 m

Classification

Deposit Type
epithermal
Sample Type
drill
Group ID
And:374.45-374.9
Mining Method
underground

Location

Elevation
1515 m

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-01-08T00:00:00.000Z

Reasoning: Expanded from assay table. 109 g/t silver is moderate against the default band [500, 200, 100, 30] g/t. Grade×width 49.1 g/t·m is below (grade alone is moderate; the better of the two is used).

Negative factors

  • Scored from rubric bands during table expansion, not from document context.

Evidence · table

“109”

Context: And

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 0.32

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

AndLupe Vein · leadGrade: 0.9Grade Unit: %Intercept: 0.45 mView all details
Link to this fact

Identity

Hole ID
And
Project
Lupe Vein
Commodity
lead
Region
mexico
Reported Region
mexico
Ticker
KTN

Geometry

Grade
0.9
Grade Unit
%
Intercept
0.45 m
True Width
0.32 m
From
374.45 m
To
374.9 m
Intercept Depth
374.45 m

Classification

Deposit Type
epithermal
Sample Type
drill
Group ID
And:374.45-374.9
Mining Method
underground

Location

Elevation
1515 m

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-01-08T00:00:00.000Z

Reasoning: Expanded from assay table. 0.9 % lead is below against the default band [10, 6, 3, 1] %. Grade×width 0.4 %·m is below.

Negative factors

  • 0.9 % lead is below the weak threshold (1 %) on the default band.
  • Scored from rubric bands during table expansion, not from document context.

Evidence · table

“0.9”

Context: And

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 0.32

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

AndLupe Vein · zincGrade: 0.6Grade Unit: %Intercept: 0.45 mView all details
Link to this fact

Identity

Hole ID
And
Project
Lupe Vein
Commodity
zinc
Region
mexico
Reported Region
mexico
Ticker
KTN

Geometry

Grade
0.6
Grade Unit
%
Intercept
0.45 m
True Width
0.32 m
From
374.45 m
To
374.9 m
Intercept Depth
374.45 m

Classification

Deposit Type
epithermal
Sample Type
drill
Group ID
And:374.45-374.9
Mining Method
underground

Location

Elevation
1515 m

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-01-08T00:00:00.000Z

Reasoning: Expanded from assay table. 0.6 % zinc is below against the default band [18, 10, 5, 2] %. Grade×width 0.3 %·m is below.

Negative factors

  • 0.6 % zinc is below the weak threshold (2 %) on the default band.
  • Scored from rubric bands during table expansion, not from document context.

Evidence · table

“0.6”

Context: And

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 0.32

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

AndLupe Vein · silverGrade: 186Grade Unit: g/tIntercept: 7 mView all details
Link to this fact

Identity

Hole ID
And
Project
Lupe Vein
Commodity
silver
Region
mexico
Reported Region
mexico
Ticker
KTN

Geometry

Grade
186
Grade Unit
g/t
Intercept
7 m
True Width
4.97 m
From
405 m
To
412 m
Intercept Depth
405 m

Classification

Deposit Type
epithermal
Sample Type
drill
Group ID
And:405-412
Mining Method
underground

Location

Elevation
1486 m

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-01-08T00:00:00.000Z

Reasoning: Expanded from assay table. 186 g/t silver is moderate against the default band [500, 200, 100, 30] g/t. Grade×width 1302.0 g/t·m is moderate.

Negative factors

  • Scored from rubric bands during table expansion, not from document context.

Evidence · table

“186”

Context: And

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 4.97

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

AndLupe Vein · leadGrade: 0.1Grade Unit: %Intercept: 7 mView all details
Link to this fact

Identity

Hole ID
And
Project
Lupe Vein
Commodity
lead
Region
mexico
Reported Region
mexico
Ticker
KTN

Geometry

Grade
0.1
Grade Unit
%
Intercept
7 m
True Width
4.97 m
From
405 m
To
412 m
Intercept Depth
405 m

Classification

Deposit Type
epithermal
Sample Type
drill
Group ID
And:405-412
Mining Method
underground

Location

Elevation
1486 m

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-01-08T00:00:00.000Z

Reasoning: Expanded from assay table. 0.1 % lead is below against the default band [10, 6, 3, 1] %. Grade×width 0.7 %·m is below.

Negative factors

  • 0.1 % lead is below the weak threshold (1 %) on the default band.
  • Scored from rubric bands during table expansion, not from document context.

Evidence · table

“0.1”

Context: And

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 4.97

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

AndLupe Vein · zincGrade: 3.8Grade Unit: %Intercept: 7 mView all details
Link to this fact

Identity

Hole ID
And
Project
Lupe Vein
Commodity
zinc
Region
mexico
Reported Region
mexico
Ticker
KTN

Geometry

Grade
3.8
Grade Unit
%
Intercept
7 m
True Width
4.97 m
From
405 m
To
412 m
Intercept Depth
405 m

Classification

Deposit Type
epithermal
Sample Type
drill
Group ID
And:405-412
Mining Method
underground

Location

Elevation
1486 m

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-01-08T00:00:00.000Z

Reasoning: Expanded from assay table. 3.8 % zinc is weak against the default band [18, 10, 5, 2] %. Grade×width 26.6 %·m is weak.

Negative factors

  • Scored from rubric bands during table expansion, not from document context.

Evidence · table

“3.8”

Context: And

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 4.97

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

Incl.Columba · silverGrade: 573Grade Unit: g/tIntercept: 2 mView all details
Link to this fact

Identity

Hole ID
Incl.
Project
Columba
Commodity
silver
Region
mexico
Reported Region
mexico
Ticker
KTN

Geometry

Grade
573
Grade Unit
g/t
Intercept
2 m
True Width
1.42 m
From
408.3 m
To
410.3 m
Intercept Depth
408.3 m

Classification

Deposit Type
epithermal
Sample Type
drill
Group ID
Incl.:408.3-410.3
Mining Method
underground

Location

Elevation
1486 m

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-01-08T00:00:00.000Z

Reasoning: Expanded from assay table. 573 g/t silver is exceptional against the default band [500, 200, 100, 30] g/t. Grade×width 1146.0 g/t·m is moderate (grade alone is exceptional; the better of the two is used).

Positive factors

  • 573 g/t silver is exceptional on the default band.

Negative factors

  • Scored from rubric bands during table expansion, not from document context.

Evidence · table

“573”

Context: Incl.

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 1.42

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

Incl.Columba · leadGrade: 0.2Grade Unit: %Intercept: 2 mView all details
Link to this fact

Identity

Hole ID
Incl.
Project
Columba
Commodity
lead
Region
mexico
Reported Region
mexico
Ticker
KTN

Geometry

Grade
0.2
Grade Unit
%
Intercept
2 m
True Width
1.42 m
From
408.3 m
To
410.3 m
Intercept Depth
408.3 m

Classification

Deposit Type
epithermal
Sample Type
drill
Group ID
Incl.:408.3-410.3
Mining Method
underground

Location

Elevation
1486 m

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-01-08T00:00:00.000Z

Reasoning: Expanded from assay table. 0.2 % lead is below against the default band [10, 6, 3, 1] %. Grade×width 0.4 %·m is below.

Negative factors

  • 0.2 % lead is below the weak threshold (1 %) on the default band.
  • Scored from rubric bands during table expansion, not from document context.

Evidence · table

“0.2”

Context: Incl.

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 1.42

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

Incl.Columba · zincGrade: 12.7Grade Unit: %Intercept: 2 mView all details
Link to this fact

Identity

Hole ID
Incl.
Project
Columba
Commodity
zinc
Region
mexico
Reported Region
mexico
Ticker
KTN

Geometry

Grade
12.7
Grade Unit
%
Intercept
2 m
True Width
1.42 m
From
408.3 m
To
410.3 m
Intercept Depth
408.3 m

Classification

Deposit Type
epithermal
Sample Type
drill
Group ID
Incl.:408.3-410.3
Mining Method
underground

Location

Elevation
1486 m

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-01-08T00:00:00.000Z

Reasoning: Expanded from assay table. 12.7 % zinc is strong against the default band [18, 10, 5, 2] %. Grade×width 25.4 %·m is weak (grade alone is strong; the better of the two is used).

Positive factors

  • 12.7 % zinc is strong on the default band.

Negative factors

  • Scored from rubric bands during table expansion, not from document context.

Evidence · table

“12.7”

Context: Incl.

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 1.42

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

Incl.Columba · silverGrade: 1040Grade Unit: g/tIntercept: 1 mView all details
Link to this fact

Identity

Hole ID
Incl.
Project
Columba
Commodity
silver
Region
mexico
Reported Region
mexico
Ticker
KTN

Geometry

Grade
1040
Grade Unit
g/t
Intercept
1 m
True Width
0.71 m
From
409.3 m
To
410.3 m
Intercept Depth
409.3 m

Classification

Deposit Type
epithermal
Sample Type
drill
Group ID
Incl.:409.3-410.3
Mining Method
underground

Location

Elevation
1486 m

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-01-08T00:00:00.000Z

Reasoning: Expanded from assay table. 1040 g/t silver is exceptional against the default band [500, 200, 100, 30] g/t. Grade×width 1040.0 g/t·m is moderate (grade alone is exceptional; the better of the two is used).

Positive factors

  • 1040 g/t silver is exceptional on the default band.

Negative factors

  • Scored from rubric bands during table expansion, not from document context.

Evidence · table

“1040”

Context: Incl.

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 0.71

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

Incl.Columba · leadGrade: 0.3Grade Unit: %Intercept: 1 mView all details
Link to this fact

Identity

Hole ID
Incl.
Project
Columba
Commodity
lead
Region
mexico
Reported Region
mexico
Ticker
KTN

Geometry

Grade
0.3
Grade Unit
%
Intercept
1 m
True Width
0.71 m
From
409.3 m
To
410.3 m
Intercept Depth
409.3 m

Classification

Deposit Type
epithermal
Sample Type
drill
Group ID
Incl.:409.3-410.3
Mining Method
underground

Location

Elevation
1486 m

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-01-08T00:00:00.000Z

Reasoning: Expanded from assay table. 0.3 % lead is below against the default band [10, 6, 3, 1] %. Grade×width 0.3 %·m is below.

Negative factors

  • 0.3 % lead is below the weak threshold (1 %) on the default band.
  • Scored from rubric bands during table expansion, not from document context.

Evidence · table

“0.3”

Context: Incl.

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 0.71

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

Incl.Columba · zincGrade: 21Grade Unit: %Intercept: 1 mView all details
Link to this fact

Identity

Hole ID
Incl.
Project
Columba
Commodity
zinc
Region
mexico
Reported Region
mexico
Ticker
KTN

Geometry

Grade
21
Grade Unit
%
Intercept
1 m
True Width
0.71 m
From
409.3 m
To
410.3 m
Intercept Depth
409.3 m

Classification

Deposit Type
epithermal
Sample Type
drill
Group ID
Incl.:409.3-410.3
Mining Method
underground

Location

Elevation
1486 m

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-01-08T00:00:00.000Z

Reasoning: Expanded from assay table. 21 % zinc is exceptional against the default band [18, 10, 5, 2] %. Grade×width 21.0 %·m is weak (grade alone is exceptional; the better of the two is used).

Positive factors

  • 21 % zinc is exceptional on the default band.

Negative factors

  • Scored from rubric bands during table expansion, not from document context.

Evidence · table

“21.0”

Context: Incl.

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 0.71

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

AndLupe Vein · silverGrade: 87Grade Unit: g/tIntercept: 12.9 mView all details
Link to this fact

Identity

Hole ID
And
Project
Lupe Vein
Commodity
silver
Region
mexico
Reported Region
mexico
Ticker
KTN

Geometry

Grade
87
Grade Unit
g/t
Intercept
12.9 m
True Width
9.16 m
From
512.1 m
To
525 m
Intercept Depth
512.1 m

Classification

Deposit Type
epithermal
Sample Type
drill
Group ID
And:512.1-525
Mining Method
underground

Location

Elevation
1397 m

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-01-08T00:00:00.000Z

Reasoning: Expanded from assay table. 87 g/t silver is moderate against the default band [500, 200, 100, 30] g/t. Grade×width 1122.3 g/t·m is moderate (grade alone is weak; the better of the two is used).

Negative factors

  • Scored from rubric bands during table expansion, not from document context.

Evidence · table

“87”

Context: And

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 9.16

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

AndLupe Vein · leadGrade: 0.3Grade Unit: %Intercept: 12.9 mView all details
Link to this fact

Identity

Hole ID
And
Project
Lupe Vein
Commodity
lead
Region
mexico
Reported Region
mexico
Ticker
KTN

Geometry

Grade
0.3
Grade Unit
%
Intercept
12.9 m
True Width
9.16 m
From
512.1 m
To
525 m
Intercept Depth
512.1 m

Classification

Deposit Type
epithermal
Sample Type
drill
Group ID
And:512.1-525
Mining Method
underground

Location

Elevation
1397 m

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-01-08T00:00:00.000Z

Reasoning: Expanded from assay table. 0.3 % lead is below against the default band [10, 6, 3, 1] %. Grade×width 3.9 %·m is below.

Negative factors

  • 0.3 % lead is below the weak threshold (1 %) on the default band.
  • Scored from rubric bands during table expansion, not from document context.

Evidence · table

“0.3”

Context: And

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 9.16

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

AndLupe Vein · zincGrade: 1.5Grade Unit: %Intercept: 12.9 mView all details
Link to this fact

Identity

Hole ID
And
Project
Lupe Vein
Commodity
zinc
Region
mexico
Reported Region
mexico
Ticker
KTN

Geometry

Grade
1.5
Grade Unit
%
Intercept
12.9 m
True Width
9.16 m
From
512.1 m
To
525 m
Intercept Depth
512.1 m

Classification

Deposit Type
epithermal
Sample Type
drill
Group ID
And:512.1-525
Mining Method
underground

Location

Elevation
1397 m

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-01-08T00:00:00.000Z

Reasoning: Expanded from assay table. 1.5 % zinc is weak against the default band [18, 10, 5, 2] %. Grade×width 19.4 %·m is weak (grade alone is below; the better of the two is used).

Negative factors

  • Scored from rubric bands during table expansion, not from document context.

Evidence · table

“1.5”

Context: And

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 9.16

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

Incl.Columba · silverGrade: 157Grade Unit: g/tIntercept: 1.9 mHistorical resultNeeds review: historical_restatementView all details
Link to this fact

Identity

Hole ID
Incl.
Project
Columba
Commodity
silver
Region
mexico
Reported Region
mexico
Ticker
KTN

Geometry

Grade
157
Grade Unit
g/t
Intercept
1.9 m
True Width
1.35 m
From
512.1 m
To
514 m
Intercept Depth
512.1 m

Classification

Deposit Type
epithermal
Sample Type
drill
Group ID
Incl.:512.1-514
Mining Method
underground

Location

Elevation
1397 m

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Review

Needs Review
Yes
Review Reason
historical_restatement
Interp. Status
scored
Historical
Yes
Historical Source Date
2025-05-05T00:00:00.000Z

Dates

Event date
2026-01-08T00:00:00.000Z

Reasoning: Expanded from assay table. 157 g/t silver is moderate against the default band [500, 200, 100, 30] g/t. Grade×width 298.3 g/t·m is weak (grade alone is moderate; the better of the two is used).

Negative factors

  • Scored from rubric bands during table expansion, not from document context.

Evidence · table

“157”

Context: Incl.

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 1.35

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

Incl.Columba · leadGrade: 1.3Grade Unit: %Intercept: 1.9 mHistorical resultNeeds review: historical_restatementView all details
Link to this fact

Identity

Hole ID
Incl.
Project
Columba
Commodity
lead
Region
mexico
Reported Region
mexico
Ticker
KTN

Geometry

Grade
1.3
Grade Unit
%
Intercept
1.9 m
True Width
1.35 m
From
512.1 m
To
514 m
Intercept Depth
512.1 m

Classification

Deposit Type
epithermal
Sample Type
drill
Group ID
Incl.:512.1-514
Mining Method
underground

Location

Elevation
1397 m

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Review

Needs Review
Yes
Review Reason
historical_restatement
Interp. Status
scored
Historical
Yes
Historical Source Date
2025-05-05T00:00:00.000Z

Dates

Event date
2026-01-08T00:00:00.000Z

Reasoning: Expanded from assay table. 1.3 % lead is weak against the default band [10, 6, 3, 1] %. Grade×width 2.5 %·m is below (grade alone is weak; the better of the two is used).

Negative factors

  • Scored from rubric bands during table expansion, not from document context.

Evidence · table

“1.3”

Context: Incl.

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 1.35

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

Incl.Columba · zincGrade: 4.8Grade Unit: %Intercept: 1.9 mHistorical resultNeeds review: historical_restatementView all details
Link to this fact

Identity

Hole ID
Incl.
Project
Columba
Commodity
zinc
Region
mexico
Reported Region
mexico
Ticker
KTN

Geometry

Grade
4.8
Grade Unit
%
Intercept
1.9 m
True Width
1.35 m
From
512.1 m
To
514 m
Intercept Depth
512.1 m

Classification

Deposit Type
epithermal
Sample Type
drill
Group ID
Incl.:512.1-514
Mining Method
underground

Location

Elevation
1397 m

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Review

Needs Review
Yes
Review Reason
historical_restatement
Interp. Status
scored
Historical
Yes
Historical Source Date
2025-05-05T00:00:00.000Z

Dates

Event date
2026-01-08T00:00:00.000Z

Reasoning: Expanded from assay table. 4.8 % zinc is weak against the default band [18, 10, 5, 2] %. Grade×width 9.1 %·m is below (grade alone is weak; the better of the two is used).

Negative factors

  • Scored from rubric bands during table expansion, not from document context.

Evidence · table

“4.8”

Context: Incl.

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 1.35

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

CDH-25-226Columba · silverGrade: 117Grade Unit: g/tIntercept: 1.05 mView all details
Link to this fact

Identity

Hole ID
CDH-25-226
Project
Columba
Commodity
silver
Region
mexico
Reported Region
mexico
Ticker
KTN

Geometry

Grade
117
Grade Unit
g/t
Intercept
1.05 m
True Width
0.69 m
From
230.6 m
To
231.65 m
Intercept Depth
230.6 m

Classification

Deposit Type
epithermal
Sample Type
drill
Group ID
CDH-25-226:230.6-231.65
Mining Method
underground

Location

Elevation
1703 m

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-01-08T00:00:00.000Z

Reasoning: Expanded from assay table. 117 g/t silver is moderate against the default band [500, 200, 100, 30] g/t. Grade×width 122.9 g/t·m is below (grade alone is moderate; the better of the two is used).

Negative factors

  • Scored from rubric bands during table expansion, not from document context.

Evidence · table

“117”

Context: CDH-25-226

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 0.69

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

CDH-25-226Columba · leadGrade: 0Grade Unit: %Intercept: 1.05 mView all details
Link to this fact

Identity

Hole ID
CDH-25-226
Project
Columba
Commodity
lead
Region
mexico
Reported Region
mexico
Ticker
KTN

Geometry

Grade
0
Grade Unit
%
Intercept
1.05 m
True Width
0.69 m
From
230.6 m
To
231.65 m
Intercept Depth
230.6 m

Classification

Deposit Type
epithermal
Sample Type
drill
Group ID
CDH-25-226:230.6-231.65
Mining Method
underground

Location

Elevation
1703 m

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-01-08T00:00:00.000Z

Reasoning: Expanded from assay table. 0 % lead is below against the default band [10, 6, 3, 1] %. Grade×width 0.0 %·m is below.

Negative factors

  • 0 % lead is below the weak threshold (1 %) on the default band.
  • Scored from rubric bands during table expansion, not from document context.

Evidence · table

“0.0”

Context: CDH-25-226

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 0.69

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

CDH-25-226Columba · zincGrade: 0.1Grade Unit: %Intercept: 1.05 mView all details
Link to this fact

Identity

Hole ID
CDH-25-226
Project
Columba
Commodity
zinc
Region
mexico
Reported Region
mexico
Ticker
KTN

Geometry

Grade
0.1
Grade Unit
%
Intercept
1.05 m
True Width
0.69 m
From
230.6 m
To
231.65 m
Intercept Depth
230.6 m

Classification

Deposit Type
epithermal
Sample Type
drill
Group ID
CDH-25-226:230.6-231.65
Mining Method
underground

Location

Elevation
1703 m

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-01-08T00:00:00.000Z

Reasoning: Expanded from assay table. 0.1 % zinc is below against the default band [18, 10, 5, 2] %. Grade×width 0.1 %·m is below.

Negative factors

  • 0.1 % zinc is below the weak threshold (2 %) on the default band.
  • Scored from rubric bands during table expansion, not from document context.

Evidence · table

“0.1”

Context: CDH-25-226

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 0.69

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

AndLupe Vein · silverGrade: 34Grade Unit: g/tIntercept: 20 mView all details
Link to this fact

Identity

Hole ID
And
Project
Lupe Vein
Commodity
silver
Region
mexico
Reported Region
mexico
Ticker
KTN

Geometry

Grade
34
Grade Unit
g/t
Intercept
20 m
True Width
13.2 m
From
277 m
To
297 m
Intercept Depth
277 m

Classification

Deposit Type
epithermal
Sample Type
drill
Group ID
And:277-297
Mining Method
underground

Location

Elevation
1650 m

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-01-08T00:00:00.000Z

Reasoning: Expanded from assay table. 34 g/t silver is weak against the default band [500, 200, 100, 30] g/t. Grade×width 680.0 g/t·m is weak.

Negative factors

  • Scored from rubric bands during table expansion, not from document context.

Evidence · table

“34”

Context: And

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 13.2

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

AndLupe Vein · leadGrade: 0Grade Unit: %Intercept: 20 mView all details
Link to this fact

Identity

Hole ID
And
Project
Lupe Vein
Commodity
lead
Region
mexico
Reported Region
mexico
Ticker
KTN

Geometry

Grade
0
Grade Unit
%
Intercept
20 m
True Width
13.2 m
From
277 m
To
297 m
Intercept Depth
277 m

Classification

Deposit Type
epithermal
Sample Type
drill
Group ID
And:277-297
Mining Method
underground

Location

Elevation
1650 m

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-01-08T00:00:00.000Z

Reasoning: Expanded from assay table. 0 % lead is below against the default band [10, 6, 3, 1] %. Grade×width 0.0 %·m is below.

Negative factors

  • 0 % lead is below the weak threshold (1 %) on the default band.
  • Scored from rubric bands during table expansion, not from document context.

Evidence · table

“0.0”

Context: And

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 13.2

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

AndLupe Vein · zincGrade: 0.1Grade Unit: %Intercept: 20 mView all details
Link to this fact

Identity

Hole ID
And
Project
Lupe Vein
Commodity
zinc
Region
mexico
Reported Region
mexico
Ticker
KTN

Geometry

Grade
0.1
Grade Unit
%
Intercept
20 m
True Width
13.2 m
From
277 m
To
297 m
Intercept Depth
277 m

Classification

Deposit Type
epithermal
Sample Type
drill
Group ID
And:277-297
Mining Method
underground

Location

Elevation
1650 m

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-01-08T00:00:00.000Z

Reasoning: Expanded from assay table. 0.1 % zinc is below against the default band [18, 10, 5, 2] %. Grade×width 2.0 %·m is below.

Negative factors

  • 0.1 % zinc is below the weak threshold (2 %) on the default band.
  • Scored from rubric bands during table expansion, not from document context.

Evidence · table

“0.1”

Context: And

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 13.2

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

CDH-25-227Columba · silverGrade: 35Grade Unit: g/tIntercept: 72.56 mHistorical resultNeeds review: historical_restatementView all details
Link to this fact

Identity

Hole ID
CDH-25-227
Project
Columba
Commodity
silver
Region
mexico
Reported Region
mexico
Ticker
KTN

Geometry

Grade
35
Grade Unit
g/t
Intercept
72.56 m
True Width
51.52 m
From
454.44 m
To
527 m
Intercept Depth
454.44 m

Classification

Deposit Type
epithermal
Sample Type
drill
Group ID
CDH-25-227:454.44-527
Mining Method
underground

Location

Elevation
1484 m

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Review

Needs Review
Yes
Review Reason
historical_restatement
Interp. Status
scored
Historical
Yes
Historical Source Date
2025-05-05T00:00:00.000Z

Dates

Event date
2026-01-08T00:00:00.000Z

Reasoning: Expanded from assay table. 35 g/t silver is moderate against the default band [500, 200, 100, 30] g/t. Grade×width 2539.6 g/t·m is moderate (grade alone is weak; the better of the two is used).

Negative factors

  • Scored from rubric bands during table expansion, not from document context.

Evidence · table

“35”

Context: CDH-25-227

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 51.52

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

CDH-25-227Columba · leadGrade: 0.2Grade Unit: %Intercept: 72.56 mView all details
Link to this fact

Identity

Hole ID
CDH-25-227
Project
Columba
Commodity
lead
Region
mexico
Reported Region
mexico
Ticker
KTN

Geometry

Grade
0.2
Grade Unit
%
Intercept
72.56 m
True Width
51.52 m
From
454.44 m
To
527 m
Intercept Depth
454.44 m

Classification

Deposit Type
epithermal
Sample Type
drill
Group ID
CDH-25-227:454.44-527
Mining Method
underground

Location

Elevation
1484 m

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-01-08T00:00:00.000Z

Reasoning: Expanded from assay table. 0.2 % lead is weak against the default band [10, 6, 3, 1] %. Grade×width 14.5 %·m is weak (grade alone is below; the better of the two is used).

Negative factors

  • Scored from rubric bands during table expansion, not from document context.

Evidence · table

“0.2”

Context: CDH-25-227

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 51.52

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

CDH-25-227Columba · zincGrade: 0.5Grade Unit: %Intercept: 72.56 mView all details
Link to this fact

Identity

Hole ID
CDH-25-227
Project
Columba
Commodity
zinc
Region
mexico
Reported Region
mexico
Ticker
KTN

Geometry

Grade
0.5
Grade Unit
%
Intercept
72.56 m
True Width
51.52 m
From
454.44 m
To
527 m
Intercept Depth
454.44 m

Classification

Deposit Type
epithermal
Sample Type
drill
Group ID
CDH-25-227:454.44-527
Mining Method
underground

Location

Elevation
1484 m

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-01-08T00:00:00.000Z

Reasoning: Expanded from assay table. 0.5 % zinc is weak against the default band [18, 10, 5, 2] %. Grade×width 36.3 %·m is weak (grade alone is below; the better of the two is used).

Negative factors

  • Scored from rubric bands during table expansion, not from document context.

Evidence · table

“0.5”

Context: CDH-25-227

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 51.52

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

Incl.Columba · silverGrade: 57Grade Unit: g/tIntercept: 18 mView all details
Link to this fact

Identity

Hole ID
Incl.
Project
Columba
Commodity
silver
Region
mexico
Reported Region
mexico
Ticker
KTN

Geometry

Grade
57
Grade Unit
g/t
Intercept
18 m
True Width
12.78 m
From
465 m
To
483 m
Intercept Depth
465 m

Classification

Deposit Type
epithermal
Sample Type
drill
Group ID
Incl.:465-483
Mining Method
underground

Location

Elevation
1482 m

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-01-08T00:00:00.000Z

Reasoning: Expanded from assay table. 57 g/t silver is moderate against the default band [500, 200, 100, 30] g/t. Grade×width 1026.0 g/t·m is moderate (grade alone is weak; the better of the two is used).

Negative factors

  • Scored from rubric bands during table expansion, not from document context.

Evidence · table

“57”

Context: Incl.

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 12.78

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

Incl.Columba · leadGrade: 0.5Grade Unit: %Intercept: 18 mView all details
Link to this fact

Identity

Hole ID
Incl.
Project
Columba
Commodity
lead
Region
mexico
Reported Region
mexico
Ticker
KTN

Geometry

Grade
0.5
Grade Unit
%
Intercept
18 m
True Width
12.78 m
From
465 m
To
483 m
Intercept Depth
465 m

Classification

Deposit Type
epithermal
Sample Type
drill
Group ID
Incl.:465-483
Mining Method
underground

Location

Elevation
1482 m

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-01-08T00:00:00.000Z

Reasoning: Expanded from assay table. 0.5 % lead is below against the default band [10, 6, 3, 1] %. Grade×width 9.0 %·m is below.

Negative factors

  • 0.5 % lead is below the weak threshold (1 %) on the default band.
  • Scored from rubric bands during table expansion, not from document context.

Evidence · table

“0.5”

Context: Incl.

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 12.78

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

Incl.Columba · zincGrade: 1.1Grade Unit: %Intercept: 18 mHistorical resultNeeds review: historical_restatementView all details
Link to this fact

Identity

Hole ID
Incl.
Project
Columba
Commodity
zinc
Region
mexico
Reported Region
mexico
Ticker
KTN

Geometry

Grade
1.1
Grade Unit
%
Intercept
18 m
True Width
12.78 m
From
465 m
To
483 m
Intercept Depth
465 m

Classification

Deposit Type
epithermal
Sample Type
drill
Group ID
Incl.:465-483
Mining Method
underground

Location

Elevation
1482 m

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Review

Needs Review
Yes
Review Reason
historical_restatement
Interp. Status
scored
Historical
Yes
Historical Source Date
2025-05-05T00:00:00.000Z

Dates

Event date
2026-01-08T00:00:00.000Z

Reasoning: Expanded from assay table. 1.1 % zinc is weak against the default band [18, 10, 5, 2] %. Grade×width 19.8 %·m is weak (grade alone is below; the better of the two is used).

Negative factors

  • Scored from rubric bands during table expansion, not from document context.

Evidence · table

“1.1”

Context: Incl.

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 12.78

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

Incl.Columba · silverGrade: 273Grade Unit: g/tIntercept: 1.5 mView all details
Link to this fact

Identity

Hole ID
Incl.
Project
Columba
Commodity
silver
Region
mexico
Reported Region
mexico
Ticker
KTN

Geometry

Grade
273
Grade Unit
g/t
Intercept
1.5 m
True Width
1.07 m
From
466.5 m
To
468 m
Intercept Depth
466.5 m

Classification

Deposit Type
epithermal
Sample Type
drill
Group ID
Incl.:466.5-468
Mining Method
underground

Location

Elevation
1482 m

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-01-08T00:00:00.000Z

Reasoning: Expanded from assay table. 273 g/t silver is strong against the default band [500, 200, 100, 30] g/t. Grade×width 409.5 g/t·m is weak (grade alone is strong; the better of the two is used).

Positive factors

  • 273 g/t silver is strong on the default band.

Negative factors

  • Scored from rubric bands during table expansion, not from document context.

Evidence · table

“273”

Context: Incl.

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 1.07

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

Incl.Columba · leadGrade: 0.6Grade Unit: %Intercept: 1.5 mView all details
Link to this fact

Identity

Hole ID
Incl.
Project
Columba
Commodity
lead
Region
mexico
Reported Region
mexico
Ticker
KTN

Geometry

Grade
0.6
Grade Unit
%
Intercept
1.5 m
True Width
1.07 m
From
466.5 m
To
468 m
Intercept Depth
466.5 m

Classification

Deposit Type
epithermal
Sample Type
drill
Group ID
Incl.:466.5-468
Mining Method
underground

Location

Elevation
1482 m

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-01-08T00:00:00.000Z

Reasoning: Expanded from assay table. 0.6 % lead is below against the default band [10, 6, 3, 1] %. Grade×width 0.9 %·m is below.

Negative factors

  • 0.6 % lead is below the weak threshold (1 %) on the default band.
  • Scored from rubric bands during table expansion, not from document context.

Evidence · table

“0.6”

Context: Incl.

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 1.07

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

Incl.Columba · zincGrade: 0.9Grade Unit: %Intercept: 1.5 mView all details
Link to this fact

Identity

Hole ID
Incl.
Project
Columba
Commodity
zinc
Region
mexico
Reported Region
mexico
Ticker
KTN

Geometry

Grade
0.9
Grade Unit
%
Intercept
1.5 m
True Width
1.07 m
From
466.5 m
To
468 m
Intercept Depth
466.5 m

Classification

Deposit Type
epithermal
Sample Type
drill
Group ID
Incl.:466.5-468
Mining Method
underground

Location

Elevation
1482 m

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-01-08T00:00:00.000Z

Reasoning: Expanded from assay table. 0.9 % zinc is below against the default band [18, 10, 5, 2] %. Grade×width 1.4 %·m is below.

Negative factors

  • 0.9 % zinc is below the weak threshold (2 %) on the default band.
  • Scored from rubric bands during table expansion, not from document context.

Evidence · table

“0.9”

Context: Incl.

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 1.07

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

AndLupe Vein · silverGrade: 78Grade Unit: g/tIntercept: 14 mHistorical resultNeeds review: historical_restatementView all details
Link to this fact

Identity

Hole ID
And
Project
Lupe Vein
Commodity
silver
Region
mexico
Reported Region
mexico
Ticker
KTN

Geometry

Grade
78
Grade Unit
g/t
Intercept
14 m
True Width
9.94 m
From
497 m
To
511 m
Intercept Depth
497 m

Classification

Deposit Type
epithermal
Sample Type
drill
Group ID
And:497-511
Mining Method
underground

Location

Elevation
1455 m

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Review

Needs Review
Yes
Review Reason
historical_restatement
Interp. Status
scored
Historical
Yes
Historical Source Date
2025-05-05T00:00:00.000Z

Dates

Event date
2026-01-08T00:00:00.000Z

Reasoning: Expanded from assay table. 78 g/t silver is moderate against the default band [500, 200, 100, 30] g/t. Grade×width 1092.0 g/t·m is moderate (grade alone is weak; the better of the two is used).

Negative factors

  • Scored from rubric bands during table expansion, not from document context.

Evidence · table

“78”

Context: And

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 9.94

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

AndLupe Vein · leadGrade: 0.2Grade Unit: %Intercept: 14 mView all details
Link to this fact

Identity

Hole ID
And
Project
Lupe Vein
Commodity
lead
Region
mexico
Reported Region
mexico
Ticker
KTN

Geometry

Grade
0.2
Grade Unit
%
Intercept
14 m
True Width
9.94 m
From
497 m
To
511 m
Intercept Depth
497 m

Classification

Deposit Type
epithermal
Sample Type
drill
Group ID
And:497-511
Mining Method
underground

Location

Elevation
1455 m

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-01-08T00:00:00.000Z

Reasoning: Expanded from assay table. 0.2 % lead is below against the default band [10, 6, 3, 1] %. Grade×width 2.8 %·m is below.

Negative factors

  • 0.2 % lead is below the weak threshold (1 %) on the default band.
  • Scored from rubric bands during table expansion, not from document context.

Evidence · table

“0.2”

Context: And

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 9.94

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

AndLupe Vein · zincGrade: 0.7Grade Unit: %Intercept: 14 mView all details
Link to this fact

Identity

Hole ID
And
Project
Lupe Vein
Commodity
zinc
Region
mexico
Reported Region
mexico
Ticker
KTN

Geometry

Grade
0.7
Grade Unit
%
Intercept
14 m
True Width
9.94 m
From
497 m
To
511 m
Intercept Depth
497 m

Classification

Deposit Type
epithermal
Sample Type
drill
Group ID
And:497-511
Mining Method
underground

Location

Elevation
1455 m

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-01-08T00:00:00.000Z

Reasoning: Expanded from assay table. 0.7 % zinc is below against the default band [18, 10, 5, 2] %. Grade×width 9.8 %·m is below.

Negative factors

  • 0.7 % zinc is below the weak threshold (2 %) on the default band.
  • Scored from rubric bands during table expansion, not from document context.

Evidence · table

“0.7”

Context: And

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 9.94

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

Incl.Columba · silverGrade: 123Grade Unit: g/tIntercept: 4 mView all details
Link to this fact

Identity

Hole ID
Incl.
Project
Columba
Commodity
silver
Region
mexico
Reported Region
mexico
Ticker
KTN

Geometry

Grade
123
Grade Unit
g/t
Intercept
4 m
True Width
2.84 m
From
499 m
To
503 m
Intercept Depth
499 m

Classification

Deposit Type
epithermal
Sample Type
drill
Group ID
Incl.:499-503
Mining Method
underground

Location

Elevation
1455 m

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-01-08T00:00:00.000Z

Reasoning: Expanded from assay table. 123 g/t silver is moderate against the default band [500, 200, 100, 30] g/t. Grade×width 492.0 g/t·m is weak (grade alone is moderate; the better of the two is used).

Negative factors

  • Scored from rubric bands during table expansion, not from document context.

Evidence · table

“123”

Context: Incl.

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 2.84

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

Incl.Columba · leadGrade: 0.2Grade Unit: %Intercept: 4 mView all details
Link to this fact

Identity

Hole ID
Incl.
Project
Columba
Commodity
lead
Region
mexico
Reported Region
mexico
Ticker
KTN

Geometry

Grade
0.2
Grade Unit
%
Intercept
4 m
True Width
2.84 m
From
499 m
To
503 m
Intercept Depth
499 m

Classification

Deposit Type
epithermal
Sample Type
drill
Group ID
Incl.:499-503
Mining Method
underground

Location

Elevation
1455 m

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-01-08T00:00:00.000Z

Reasoning: Expanded from assay table. 0.2 % lead is below against the default band [10, 6, 3, 1] %. Grade×width 0.8 %·m is below.

Negative factors

  • 0.2 % lead is below the weak threshold (1 %) on the default band.
  • Scored from rubric bands during table expansion, not from document context.

Evidence · table

“0.2”

Context: Incl.

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 2.84

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

Incl.Columba · zincGrade: 0.9Grade Unit: %Intercept: 4 mView all details
Link to this fact

Identity

Hole ID
Incl.
Project
Columba
Commodity
zinc
Region
mexico
Reported Region
mexico
Ticker
KTN

Geometry

Grade
0.9
Grade Unit
%
Intercept
4 m
True Width
2.84 m
From
499 m
To
503 m
Intercept Depth
499 m

Classification

Deposit Type
epithermal
Sample Type
drill
Group ID
Incl.:499-503
Mining Method
underground

Location

Elevation
1455 m

QA/QC

Laboratory
ALS Minerals
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-01-08T00:00:00.000Z

Reasoning: Expanded from assay table. 0.9 % zinc is below against the default band [18, 10, 5, 2] %. Grade×width 3.6 %·m is below.

Negative factors

  • 0.9 % zinc is below the weak threshold (2 %) on the default band.
  • Scored from rubric bands during table expansion, not from document context.

Evidence · table

“0.9”

Context: Incl.

Tags used in scoring

True Width Disclosedpositive

Actual thickness perpendicular to structure is stated, not just downhole length.

Why it applies: true_width_m is 2.84

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

How Atlas produces this analysis

Minestarters Atlas uses automated extraction to summarize mining announcements, identify reported measurements, and classify supporting evidence. Sentiment reflects the extracted narrative and classification rules; it is an interpretation, not a reported measurement. Evidence quotes and context are provided where available. Missing data, low-confidence results, and review flags indicate limitations. Check the original publisher announcement before relying on an interpretation.