Marimaca Copper Extends High-Grade Bornite Zone at Pampa Medina - 6m of 6.11% Cu and 24.0g/t Ag; 40m of 2.04% Cu and 11.1g/t Ag from SPRD-07

Original announcement by tmx on

Company
Marimaca Copper Corp.
Ticker
MARI
Exchange
TSX
Region
Chile's Antofagasta Region
Primary commodity
Copper
Secondary commodities
Silver
Document categories
Drill results
Extracted
2026-09-14 11:26:21 UTC

Analysis by Minestarters Atlas

Minestarters Atlas analysis

Summary

Marimaca Copper announced exceptional high-grade copper and silver drill results from its Pampa Medina project, including 6m at 6.11% Cu and 24.0 g/t Ag. The drilling successfully extended the high-grade bornite zone 300m south and intersected mineralization in basement metasediments for the first time, indicating significant depth extension potential. These results are well above the project's historical average and peer comparisons, confirming the geological model and expanding the prospective area.

Reasoning: Marimaca Copper reported exceptional high-grade copper and strong silver intercepts from step-out drilling at Pampa Medina, extending the bornite zone and discovering new mineralization in basement metasediments, which significantly enhances the project's potential and geological understanding.

Positive factors

  • Exceptional copper grades significantly above peer average and prior results
  • Extension of high-grade bornite zone 300m south of previous drilling
  • First intersection of mineralization in basement metasediments, expanding prospective stratigraphy
  • Strong silver grades correlating with copper mineralization
  • Long intercepts demonstrating continuity of mineralization

Facts used in scoring: 66

Classification and evidence

True Width Disclosedpositive

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

Why it applies: The document states that true widths are estimated at approximately 80% of reported intervals.

Evidence · text

“True widths are estimated at approximately 80% of reported intervals.”

Step-Out Extensionpositive

Mineralization extended beyond the previously known limit.

Why it applies: The drilling program is explicitly described as 'ongoing step-out drilling' and extended the high-grade bornite zone 300m south and intersected mineralization in basement metasediments for the first time.

Evidence · text

“ongoing step-out drilling at the Pampa Medina deposit”

QA/QC Disclosedpositive

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

Why it applies: The release mentions a full QA/QC program involving blanks, standards, and duplicates, and a Qualified Person sign-off.

Evidence · text

“A full QA/QC program, involving insertion of appropriate blanks, standards and duplicates was employed with acceptable results.”

JORC Compliantpositive · Story-specific tag

Resource estimate prepared in compliance with JORC Code (Australia) — high reporting standard.

Why it applies: The technical information is stated to be reported under both JORC and NI43-101 standards.

Evidence · text

“information can be reported under both JORC and NI43-101 standards”

NI 43-101 Compliantpositive · Story-specific tag

Resource estimate prepared in compliance with NI 43-101 (Canada) — high reporting standard.

Why it applies: The technical information is stated to be reported under both JORC and NI43-101 standards, with a Qualified Person responsible for NI 43-101.

Evidence · text

“is the Qualified Person for the purposes of NI 43-101”

QP/CP Signedpositive · Story-specific tag

Qualified Person (QP) or Competent Person (CP) named and signed off — a member of a recognized professional association (e.g., AusIMM, SME, AIG, P.Geo) with relevant experience.

Why it applies: Sergio Rivera, VP Exploration, is named as the Qualified Person for NI 43-101 and Competent Person for JORC.

Evidence · text

“Sergio Rivera, Vice President of Exploration, Marimaca Copper Corp... is the Qualified Person for the purposes of NI 43-101 responsible for the design and execution of the drilling program.”

Cut-off Undisclosednegative

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

Why it applies: The document explicitly states that no specific cut-off grade was used during grade width calculations.

Evidence · text

“No specific grade cap or cut-off was used during grade width calculations.”

Metal Equivalent Opaquenegative

Metal equivalent grade reported without disclosing the price, recovery, or payability assumptions used. Requires an actual metal equivalent grade; a combined elemental basket such as PGE is not a metal equivalent.

Why it applies: The document states that no metal equivalents have been reported, meaning no assumptions for such calculations are disclosed.

Evidence · text

“No metal equivalents have been reported.”

Extracted facts

Stored fact records: 66. Some facts used in scoring do not have a stored record.

Drill Results (66)

SPRD-07Pampa Medina · copperGrade: 0.56Grade Unit: %Intercept: 4 mView all details
Link to this fact

Identity

Hole ID
SPRD-07
Project
Pampa Medina
Commodity
copper
Region
chile
Reported Region
chile
Ticker
MARI

Geometry

Grade
0.56
Grade Unit
%
Intercept
4 m
True Width
3.2 m
From
52 m
To
56 m
Hole Depth
900 m
Intercept Depth
52 m

Classification

Deposit Type
other
Program
exploration
Sample Type
drill
Group ID
SPRD-07:52-56
Mining Method
mixed

Location

Easting
406800.84
Northing
7440649.24
CRS
WGS84 UTM
Elevation
1274.5 m
Azimuth
270 °
Dip
-60 °
Loc. Confidence
high
Loc. Source
document

QA/QC

Laboratory
Andes Analytical Assay
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-07-07T00:00:00.000Z

Reasoning: This intercept shows copper mineralization but is below the average grade for the project and peer comparison, indicating a weaker result within the broader program.

Evidence · table

“0.56”

Context: 4

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 3.2

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

Nearology Playneutral

Value premise rests on proximity to a known deposit rather than own results.

Why it applies: proximity is offered as the value premise: "The ongoing step-out program continues to support the geological model: multiple high-grade, stacked mantos with dominan"

SPRD-07Pampa Medina · silverGrade: 1.5Grade Unit: g/tIntercept: 4 mView all details
Link to this fact

Identity

Hole ID
SPRD-07
Project
Pampa Medina
Commodity
silver
Region
chile
Reported Region
chile
Ticker
MARI

Geometry

Grade
1.5
Grade Unit
g/t
Intercept
4 m
True Width
3.2 m
From
52 m
To
56 m
Hole Depth
900 m
Intercept Depth
52 m

Classification

Deposit Type
other
Program
exploration
Sample Type
drill
Group ID
SPRD-07:52-56
Mining Method
mixed

Location

Easting
406800.84
Northing
7440649.24
CRS
WGS84 UTM
Elevation
1274.5 m
Azimuth
270 °
Dip
-60 °
Loc. Confidence
high
Loc. Source
document

QA/QC

Laboratory
Andes Analytical Assay
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-07-07T00:00:00.000Z

Reasoning: This silver intercept is low grade and below the project's average, contributing minimally to the overall prospectivity.

Evidence · table

“1.5”

Context: 4

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 3.2

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

Nearology Playneutral

Value premise rests on proximity to a known deposit rather than own results.

Why it applies: proximity is offered as the value premise: "The ongoing step-out program continues to support the geological model: multiple high-grade, stacked mantos with dominan"

SPRD-07Pampa Medina · copperGrade: 0.31Grade Unit: %Intercept: 10 mView all details
Link to this fact

Identity

Hole ID
SPRD-07
Project
Pampa Medina
Commodity
copper
Region
chile
Reported Region
chile
Ticker
MARI

Geometry

Grade
0.31
Grade Unit
%
Intercept
10 m
True Width
8 m
From
180 m
To
190 m
Hole Depth
900 m
Intercept Depth
52 m

Classification

Deposit Type
other
Program
exploration
Sample Type
drill
Group ID
SPRD-07:180-190
Mining Method
mixed

Location

Easting
406800.84
Northing
7440649.24
CRS
WGS84 UTM
Elevation
1274.5 m
Azimuth
270 °
Dip
-60 °
Loc. Confidence
high
Loc. Source
document

QA/QC

Laboratory
Andes Analytical Assay
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-07-07T00:00:00.000Z

Reasoning: This copper intercept is below the project's average grade and peer comparison, indicating a weaker result.

Evidence · table

“0.31”

Context: 10

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

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

Nearology Playneutral

Value premise rests on proximity to a known deposit rather than own results.

Why it applies: proximity is offered as the value premise: "The ongoing step-out program continues to support the geological model: multiple high-grade, stacked mantos with dominan"

SPRD-07Pampa Medina · silverGrade: 2.8Grade Unit: g/tIntercept: 10 mView all details
Link to this fact

Identity

Hole ID
SPRD-07
Project
Pampa Medina
Commodity
silver
Region
chile
Reported Region
chile
Ticker
MARI

Geometry

Grade
2.8
Grade Unit
g/t
Intercept
10 m
True Width
8 m
From
180 m
To
190 m
Hole Depth
900 m
Intercept Depth
52 m

Classification

Deposit Type
other
Program
exploration
Sample Type
drill
Group ID
SPRD-07:180-190
Mining Method
mixed

Location

Easting
406800.84
Northing
7440649.24
CRS
WGS84 UTM
Elevation
1274.5 m
Azimuth
270 °
Dip
-60 °
Loc. Confidence
high
Loc. Source
document

QA/QC

Laboratory
Andes Analytical Assay
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-07-07T00:00:00.000Z

Reasoning: This silver intercept is low grade and below the project's average, contributing minimally to the overall prospectivity.

Evidence · table

“2.8”

Context: 10

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

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

Nearology Playneutral

Value premise rests on proximity to a known deposit rather than own results.

Why it applies: proximity is offered as the value premise: "The ongoing step-out program continues to support the geological model: multiple high-grade, stacked mantos with dominan"

SPRD-07Pampa Medina · copperGrade: 0.25Grade Unit: %Intercept: 26 mView all details
Link to this fact

Identity

Hole ID
SPRD-07
Project
Pampa Medina
Commodity
copper
Region
chile
Reported Region
chile
Ticker
MARI

Geometry

Grade
0.25
Grade Unit
%
Intercept
26 m
True Width
20.8 m
From
326 m
To
352 m
Hole Depth
900 m
Intercept Depth
52 m

Classification

Deposit Type
other
Program
exploration
Sample Type
drill
Group ID
SPRD-07:326-352
Mining Method
mixed

Location

Easting
406800.84
Northing
7440649.24
CRS
WGS84 UTM
Elevation
1274.5 m
Azimuth
270 °
Dip
-60 °
Loc. Confidence
high
Loc. Source
document

QA/QC

Laboratory
Andes Analytical Assay
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-07-07T00:00:00.000Z

Reasoning: This copper intercept is below the project's average grade and peer comparison, indicating a weaker result.

Evidence · table

“0.25”

Context: 26

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 20.8

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

Nearology Playneutral

Value premise rests on proximity to a known deposit rather than own results.

Why it applies: proximity is offered as the value premise: "The ongoing step-out program continues to support the geological model: multiple high-grade, stacked mantos with dominan"

SPRD-07Pampa Medina · silverGrade: 0Grade Unit: g/tIntercept: 26 mView all details
Link to this fact

Identity

Hole ID
SPRD-07
Project
Pampa Medina
Commodity
silver
Region
chile
Reported Region
chile
Ticker
MARI

Geometry

Grade
0
Grade Unit
g/t
Intercept
26 m
True Width
20.8 m
From
326 m
To
352 m
Hole Depth
900 m
Intercept Depth
52 m

Classification

Deposit Type
other
Program
exploration
Sample Type
drill
Group ID
SPRD-07:326-352
Mining Method
mixed

Location

Easting
406800.84
Northing
7440649.24
CRS
WGS84 UTM
Elevation
1274.5 m
Azimuth
270 °
Dip
-60 °
Loc. Confidence
high
Loc. Source
document

QA/QC

Laboratory
Andes Analytical Assay
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-07-07T00:00:00.000Z

Reasoning: Silver grades were below detection limit, indicating no significant silver mineralization in this interval.

Evidence · table

“Below Detection”

Context: 26

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 20.8

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

Nearology Playneutral

Value premise rests on proximity to a known deposit rather than own results.

Why it applies: proximity is offered as the value premise: "The ongoing step-out program continues to support the geological model: multiple high-grade, stacked mantos with dominan"

SPRD-07Pampa Medina · copperGrade: 0.62Grade Unit: %Intercept: 302 mView all details
Link to this fact

Identity

Hole ID
SPRD-07
Project
Pampa Medina
Commodity
copper
Region
chile
Reported Region
chile
Ticker
MARI

Geometry

Grade
0.62
Grade Unit
%
Intercept
302 m
True Width
241.6 m
From
558 m
To
860 m
Hole Depth
900 m
Intercept Depth
52 m

Classification

Deposit Type
other
Program
exploration
Sample Type
drill
Group ID
SPRD-07:558-860
Mining Method
mixed

Location

Easting
406800.84
Northing
7440649.24
CRS
WGS84 UTM
Elevation
1274.5 m
Azimuth
270 °
Dip
-60 °
Loc. Confidence
high
Loc. Source
document

QA/QC

Laboratory
Andes Analytical Assay
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-07-07T00:00:00.000Z

Reasoning: This very long copper intercept, while below the project's average grade, demonstrates significant continuity of mineralization at depth.

Positive factors

  • Very long intercept length indicating broad mineralization

Evidence · table

“0.62”

Context: 302

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 241.6

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

Nearology Playneutral

Value premise rests on proximity to a known deposit rather than own results.

Why it applies: proximity is offered as the value premise: "The ongoing step-out program continues to support the geological model: multiple high-grade, stacked mantos with dominan"

SPRD-07Pampa Medina · silverGrade: 2.7Grade Unit: g/tIntercept: 302 mView all details
Link to this fact

Identity

Hole ID
SPRD-07
Project
Pampa Medina
Commodity
silver
Region
chile
Reported Region
chile
Ticker
MARI

Geometry

Grade
2.7
Grade Unit
g/t
Intercept
302 m
True Width
241.6 m
From
558 m
To
860 m
Hole Depth
900 m
Intercept Depth
52 m

Classification

Deposit Type
other
Program
exploration
Sample Type
drill
Group ID
SPRD-07:558-860
Mining Method
mixed

Location

Easting
406800.84
Northing
7440649.24
CRS
WGS84 UTM
Elevation
1274.5 m
Azimuth
270 °
Dip
-60 °
Loc. Confidence
high
Loc. Source
document

QA/QC

Laboratory
Andes Analytical Assay
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-07-07T00:00:00.000Z

Reasoning: This very long silver intercept, while low grade, demonstrates significant continuity of mineralization at depth.

Positive factors

  • Very long intercept length indicating broad mineralization

Evidence · table

“2.7”

Context: 302

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 241.6

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

Nearology Playneutral

Value premise rests on proximity to a known deposit rather than own results.

Why it applies: proximity is offered as the value premise: "The ongoing step-out program continues to support the geological model: multiple high-grade, stacked mantos with dominan"

SPRD-07Pampa Medina · copperGrade: 2.65Grade Unit: %Intercept: 20 mView all details
Link to this fact

Identity

Hole ID
SPRD-07
Project
Pampa Medina
Commodity
copper
Region
chile
Reported Region
chile
Ticker
MARI

Geometry

Grade
2.65
Grade Unit
%
Intercept
20 m
True Width
16 m
From
564 m
To
584 m
Hole Depth
900 m
Intercept Depth
52 m

Classification

Deposit Type
other
Program
exploration
Sample Type
drill
Group ID
SPRD-07:564-584
Mining Method
mixed

Location

Easting
406800.84
Northing
7440649.24
CRS
WGS84 UTM
Elevation
1274.5 m
Azimuth
270 °
Dip
-60 °
Loc. Confidence
high
Loc. Source
document

QA/QC

Laboratory
Andes Analytical Assay
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-07-07T00:00:00.000Z

Reasoning: This high-grade copper intercept is a strong result, well above the project average and peer comparison, and contributes to the significant extension of the bornite zone.

Positive factors

  • High-grade copper intercept significantly above project average and peer comparison
  • Contributes to the extension of the high-grade bornite zone

Evidence · table

“2.65”

Context: 20

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 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

Nearology Playneutral

Value premise rests on proximity to a known deposit rather than own results.

Why it applies: proximity is offered as the value premise: "The ongoing step-out program continues to support the geological model: multiple high-grade, stacked mantos with dominan"

SPRD-07Pampa Medina · silverGrade: 13.9Grade Unit: g/tIntercept: 20 mView all details
Link to this fact

Identity

Hole ID
SPRD-07
Project
Pampa Medina
Commodity
silver
Region
chile
Reported Region
chile
Ticker
MARI

Geometry

Grade
13.9
Grade Unit
g/t
Intercept
20 m
True Width
16 m
From
564 m
To
584 m
Hole Depth
900 m
Intercept Depth
52 m

Classification

Deposit Type
other
Program
exploration
Sample Type
drill
Group ID
SPRD-07:564-584
Mining Method
mixed

Location

Easting
406800.84
Northing
7440649.24
CRS
WGS84 UTM
Elevation
1274.5 m
Azimuth
270 °
Dip
-60 °
Loc. Confidence
high
Loc. Source
document

QA/QC

Laboratory
Andes Analytical Assay
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-07-07T00:00:00.000Z

Reasoning: This silver intercept is a strong result, close to the project average, and supports the extension of the high-grade bornite zone.

Positive factors

  • Strong silver grades, close to project average and contributing to the high-grade zone extension

Evidence · table

“13.9”

Context: 20

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 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

Nearology Playneutral

Value premise rests on proximity to a known deposit rather than own results.

Why it applies: proximity is offered as the value premise: "The ongoing step-out program continues to support the geological model: multiple high-grade, stacked mantos with dominan"

SPRD-07Pampa Medina · copperGrade: 6.11Grade Unit: %Intercept: 6 mView all details
Link to this fact

Identity

Hole ID
SPRD-07
Project
Pampa Medina
Commodity
copper
Region
chile
Reported Region
chile
Ticker
MARI

Geometry

Grade
6.11
Grade Unit
%
Intercept
6 m
True Width
4.8 m
From
574 m
To
580 m
Hole Depth
900 m
Intercept Depth
52 m

Classification

Deposit Type
other
Program
exploration
Sample Type
drill
Group ID
SPRD-07:574-580
Mining Method
mixed

Location

Easting
406800.84
Northing
7440649.24
CRS
WGS84 UTM
Elevation
1274.5 m
Azimuth
270 °
Dip
-60 °
Loc. Confidence
high
Loc. Source
document

QA/QC

Laboratory
Andes Analytical Assay
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-07-07T00:00:00.000Z

Reasoning: This intercept represents an exceptional high-grade copper result, significantly exceeding peer and project averages, and is a key highlight in extending the bornite zone.

Positive factors

  • Exceptional copper grade, well above peer and project averages
  • Bonanza Intercept
  • Extends the high-grade bornite zone 300m south

Evidence · table

“6.11”

Context: 6

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 4.8

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

Nearology Playneutral

Value premise rests on proximity to a known deposit rather than own results.

Why it applies: proximity is offered as the value premise: "The ongoing step-out program continues to support the geological model: multiple high-grade, stacked mantos with dominan"

Rejected tags

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

Bonanza InterceptRejected · positive

Exceptionally high-grade zone, well above the deposit-type norm.

Reason: 6.11% Cu is an exceptionally high-grade copper intercept, well above the deposit-type norm and peer comparison.

Evidence · table

“6.11”

Context: 6

Step-Out ExtensionRejected · positive

Mineralization extended beyond the previously known limit.

Reason: Hole SPRD-07 extended the ultra-high-grade bornite zone 300m south of previously released drilling.

Evidence · text

“Hole SPRD-07 extended the ultra-high-grade bornite zone 300m south of previously released drilling”
SPRD-07Pampa Medina · silverGrade: 24Grade Unit: g/tIntercept: 6 mView all details
Link to this fact

Identity

Hole ID
SPRD-07
Project
Pampa Medina
Commodity
silver
Region
chile
Reported Region
chile
Ticker
MARI

Geometry

Grade
24
Grade Unit
g/t
Intercept
6 m
True Width
4.8 m
From
574 m
To
580 m
Hole Depth
900 m
Intercept Depth
52 m

Classification

Deposit Type
other
Program
exploration
Sample Type
drill
Group ID
SPRD-07:574-580
Mining Method
mixed

Location

Easting
406800.84
Northing
7440649.24
CRS
WGS84 UTM
Elevation
1274.5 m
Azimuth
270 °
Dip
-60 °
Loc. Confidence
high
Loc. Source
document

QA/QC

Laboratory
Andes Analytical Assay
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-07-07T00:00:00.000Z

Reasoning: This strong silver intercept, above the project average, supports the extension of the high-grade bornite zone.

Positive factors

  • Strong silver grade, above project average and contributing to the high-grade zone extension

Evidence · table

“24”

Context: 6

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 4.8

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

Nearology Playneutral

Value premise rests on proximity to a known deposit rather than own results.

Why it applies: proximity is offered as the value premise: "The ongoing step-out program continues to support the geological model: multiple high-grade, stacked mantos with dominan"

Rejected tags

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

Step-Out ExtensionRejected · positive

Mineralization extended beyond the previously known limit.

Reason: Hole SPRD-07 extended the ultra-high-grade bornite zone 300m south of previously released drilling.

Evidence · text

“Hole SPRD-07 extended the ultra-high-grade bornite zone 300m south of previously released drilling”
SPRD-07Pampa Medina · copperGrade: 1.01Grade Unit: %Intercept: 104 mView all details
Link to this fact

Identity

Hole ID
SPRD-07
Project
Pampa Medina
Commodity
copper
Region
chile
Reported Region
chile
Ticker
MARI

Geometry

Grade
1.01
Grade Unit
%
Intercept
104 m
True Width
83.2 m
From
664 m
To
768 m
Hole Depth
900 m
Intercept Depth
52 m

Classification

Deposit Type
other
Program
exploration
Sample Type
drill
Group ID
SPRD-07:664-768
Mining Method
mixed

Location

Easting
406800.84
Northing
7440649.24
CRS
WGS84 UTM
Elevation
1274.5 m
Azimuth
270 °
Dip
-60 °
Loc. Confidence
high
Loc. Source
document

QA/QC

Laboratory
Andes Analytical Assay
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-07-07T00:00:00.000Z

Reasoning: This long intercept with moderate copper grade, while below the project average, indicates good continuity of mineralization.

Positive factors

  • Long intercept length with moderate copper grade, indicating good continuity

Evidence · table

“1.01”

Context: 104

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 83.2

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

Nearology Playneutral

Value premise rests on proximity to a known deposit rather than own results.

Why it applies: proximity is offered as the value premise: "The ongoing step-out program continues to support the geological model: multiple high-grade, stacked mantos with dominan"

SPRD-07Pampa Medina · silverGrade: 4.7Grade Unit: g/tIntercept: 104 mView all details
Link to this fact

Identity

Hole ID
SPRD-07
Project
Pampa Medina
Commodity
silver
Region
chile
Reported Region
chile
Ticker
MARI

Geometry

Grade
4.7
Grade Unit
g/t
Intercept
104 m
True Width
83.2 m
From
664 m
To
768 m
Hole Depth
900 m
Intercept Depth
52 m

Classification

Deposit Type
other
Program
exploration
Sample Type
drill
Group ID
SPRD-07:664-768
Mining Method
mixed

Location

Easting
406800.84
Northing
7440649.24
CRS
WGS84 UTM
Elevation
1274.5 m
Azimuth
270 °
Dip
-60 °
Loc. Confidence
high
Loc. Source
document

QA/QC

Laboratory
Andes Analytical Assay
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-07-07T00:00:00.000Z

Reasoning: This long intercept with silver mineralization, while low grade, indicates continuity of mineralization.

Positive factors

  • Long intercept length with silver mineralization

Evidence · table

“4.7”

Context: 104

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 83.2

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

Nearology Playneutral

Value premise rests on proximity to a known deposit rather than own results.

Why it applies: proximity is offered as the value premise: "The ongoing step-out program continues to support the geological model: multiple high-grade, stacked mantos with dominan"

SPRD-07Pampa Medina · copperGrade: 2.04Grade Unit: %Intercept: 40 mView all details
Link to this fact

Identity

Hole ID
SPRD-07
Project
Pampa Medina
Commodity
copper
Region
chile
Reported Region
chile
Ticker
MARI

Geometry

Grade
2.04
Grade Unit
%
Intercept
40 m
True Width
32 m
From
670 m
To
710 m
Hole Depth
900 m
Intercept Depth
52 m

Classification

Deposit Type
other
Program
exploration
Sample Type
drill
Group ID
SPRD-07:670-710
Mining Method
mixed

Location

Easting
406800.84
Northing
7440649.24
CRS
WGS84 UTM
Elevation
1274.5 m
Azimuth
270 °
Dip
-60 °
Loc. Confidence
high
Loc. Source
document

QA/QC

Laboratory
Andes Analytical Assay
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-07-07T00:00:00.000Z

Reasoning: This high-grade copper intercept over a significant length is a strong result, well above the project average and peer comparison, indicating robust mineralization.

Positive factors

  • High-grade copper intercept, well above project average and peer comparison
  • Significant length for high-grade mineralization

Evidence · table

“2.04”

Context: 40

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 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

Nearology Playneutral

Value premise rests on proximity to a known deposit rather than own results.

Why it applies: proximity is offered as the value premise: "The ongoing step-out program continues to support the geological model: multiple high-grade, stacked mantos with dominan"

SPRD-07Pampa Medina · silverGrade: 11.1Grade Unit: g/tIntercept: 40 mView all details
Link to this fact

Identity

Hole ID
SPRD-07
Project
Pampa Medina
Commodity
silver
Region
chile
Reported Region
chile
Ticker
MARI

Geometry

Grade
11.1
Grade Unit
g/t
Intercept
40 m
True Width
32 m
From
670 m
To
710 m
Hole Depth
900 m
Intercept Depth
52 m

Classification

Deposit Type
other
Program
exploration
Sample Type
drill
Group ID
SPRD-07:670-710
Mining Method
mixed

Location

Easting
406800.84
Northing
7440649.24
CRS
WGS84 UTM
Elevation
1274.5 m
Azimuth
270 °
Dip
-60 °
Loc. Confidence
high
Loc. Source
document

QA/QC

Laboratory
Andes Analytical Assay
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-07-07T00:00:00.000Z

Reasoning: This strong silver intercept, close to the project average and over a significant length, indicates robust mineralization.

Positive factors

  • Strong silver grades, close to project average, over a significant length

Evidence · table

“11.1”

Context: 40

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 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

Nearology Playneutral

Value premise rests on proximity to a known deposit rather than own results.

Why it applies: proximity is offered as the value premise: "The ongoing step-out program continues to support the geological model: multiple high-grade, stacked mantos with dominan"

SPRD-07Pampa Medina · copperGrade: 3.36Grade Unit: %Intercept: 14 mView all details
Link to this fact

Identity

Hole ID
SPRD-07
Project
Pampa Medina
Commodity
copper
Region
chile
Reported Region
chile
Ticker
MARI

Geometry

Grade
3.36
Grade Unit
%
Intercept
14 m
True Width
11.2 m
From
688 m
To
702 m
Hole Depth
900 m
Intercept Depth
52 m

Classification

Deposit Type
other
Program
exploration
Sample Type
drill
Group ID
SPRD-07:688-702
Mining Method
mixed

Location

Easting
406800.84
Northing
7440649.24
CRS
WGS84 UTM
Elevation
1274.5 m
Azimuth
270 °
Dip
-60 °
Loc. Confidence
high
Loc. Source
document

QA/QC

Laboratory
Andes Analytical Assay
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-07-07T00:00:00.000Z

Reasoning: This high-grade copper intercept is a strong result, well above the project average and peer comparison, indicating robust mineralization.

Positive factors

  • High-grade copper intercept, well above project average and peer comparison

Evidence · table

“3.36”

Context: 14

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 11.2

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

Nearology Playneutral

Value premise rests on proximity to a known deposit rather than own results.

Why it applies: proximity is offered as the value premise: "The ongoing step-out program continues to support the geological model: multiple high-grade, stacked mantos with dominan"

SPRD-07Pampa Medina · silverGrade: 17.7Grade Unit: g/tIntercept: 14 mView all details
Link to this fact

Identity

Hole ID
SPRD-07
Project
Pampa Medina
Commodity
silver
Region
chile
Reported Region
chile
Ticker
MARI

Geometry

Grade
17.7
Grade Unit
g/t
Intercept
14 m
True Width
11.2 m
From
688 m
To
702 m
Hole Depth
900 m
Intercept Depth
52 m

Classification

Deposit Type
other
Program
exploration
Sample Type
drill
Group ID
SPRD-07:688-702
Mining Method
mixed

Location

Easting
406800.84
Northing
7440649.24
CRS
WGS84 UTM
Elevation
1274.5 m
Azimuth
270 °
Dip
-60 °
Loc. Confidence
high
Loc. Source
document

QA/QC

Laboratory
Andes Analytical Assay
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-07-07T00:00:00.000Z

Reasoning: This strong silver intercept, above the project average, indicates robust mineralization.

Positive factors

  • Strong silver grades, above project average

Evidence · table

“17.7”

Context: 14

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 11.2

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

Nearology Playneutral

Value premise rests on proximity to a known deposit rather than own results.

Why it applies: proximity is offered as the value premise: "The ongoing step-out program continues to support the geological model: multiple high-grade, stacked mantos with dominan"

SPRD-07Pampa Medina · copperGrade: 6.54Grade Unit: %Intercept: 4 mView all details
Link to this fact

Identity

Hole ID
SPRD-07
Project
Pampa Medina
Commodity
copper
Region
chile
Reported Region
chile
Ticker
MARI

Geometry

Grade
6.54
Grade Unit
%
Intercept
4 m
True Width
3.2 m
From
698 m
To
702 m
Hole Depth
900 m
Intercept Depth
52 m

Classification

Deposit Type
other
Program
exploration
Sample Type
drill
Group ID
SPRD-07:698-702
Mining Method
mixed

Location

Easting
406800.84
Northing
7440649.24
CRS
WGS84 UTM
Elevation
1274.5 m
Azimuth
270 °
Dip
-60 °
Loc. Confidence
high
Loc. Source
document

QA/QC

Laboratory
Andes Analytical Assay
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-07-07T00:00:00.000Z

Reasoning: This intercept represents an exceptional high-grade copper result, significantly exceeding peer and project averages, indicating very robust mineralization.

Positive factors

  • Exceptional copper grade, well above peer and project averages
  • Bonanza Intercept

Evidence · table

“6.54”

Context: 4

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 3.2

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

Nearology Playneutral

Value premise rests on proximity to a known deposit rather than own results.

Why it applies: proximity is offered as the value premise: "The ongoing step-out program continues to support the geological model: multiple high-grade, stacked mantos with dominan"

Rejected tags

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

Bonanza InterceptRejected · positive

Exceptionally high-grade zone, well above the deposit-type norm.

Reason: 6.54% Cu is an exceptionally high-grade copper intercept, well above the deposit-type norm and peer comparison.

Evidence · table

“6.54”

Context: 4

SPRD-07Pampa Medina · silverGrade: 38.5Grade Unit: g/tIntercept: 4 mView all details
Link to this fact

Identity

Hole ID
SPRD-07
Project
Pampa Medina
Commodity
silver
Region
chile
Reported Region
chile
Ticker
MARI

Geometry

Grade
38.5
Grade Unit
g/t
Intercept
4 m
True Width
3.2 m
From
698 m
To
702 m
Hole Depth
900 m
Intercept Depth
52 m

Classification

Deposit Type
other
Program
exploration
Sample Type
drill
Group ID
SPRD-07:698-702
Mining Method
mixed

Location

Easting
406800.84
Northing
7440649.24
CRS
WGS84 UTM
Elevation
1274.5 m
Azimuth
270 °
Dip
-60 °
Loc. Confidence
high
Loc. Source
document

QA/QC

Laboratory
Andes Analytical Assay
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-07-07T00:00:00.000Z

Reasoning: This strong silver intercept, well above the project average, indicates robust mineralization.

Positive factors

  • Strong silver grade, well above project average

Evidence · table

“38.5”

Context: 4

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 3.2

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

Nearology Playneutral

Value premise rests on proximity to a known deposit rather than own results.

Why it applies: proximity is offered as the value premise: "The ongoing step-out program continues to support the geological model: multiple high-grade, stacked mantos with dominan"

SPRD-07Pampa Medina · copperGrade: 0.68Grade Unit: %Intercept: 12 mView all details
Link to this fact

Identity

Hole ID
SPRD-07
Project
Pampa Medina
Commodity
copper
Region
chile
Reported Region
chile
Ticker
MARI

Geometry

Grade
0.68
Grade Unit
%
Intercept
12 m
True Width
9.6 m
From
846 m
To
858 m
Hole Depth
900 m
Intercept Depth
52 m

Classification

Deposit Type
other
Program
exploration
Sample Type
drill
Group ID
SPRD-07:846-858
Mining Method
mixed

Location

Easting
406800.84
Northing
7440649.24
CRS
WGS84 UTM
Elevation
1274.5 m
Azimuth
270 °
Dip
-60 °
Loc. Confidence
high
Loc. Source
document

QA/QC

Laboratory
Andes Analytical Assay
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-07-07T00:00:00.000Z

Reasoning: This copper intercept is below the project's average grade and peer comparison, indicating a weaker result.

Evidence · table

“0.68”

Context: 12

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 9.6

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

Nearology Playneutral

Value premise rests on proximity to a known deposit rather than own results.

Why it applies: proximity is offered as the value premise: "The ongoing step-out program continues to support the geological model: multiple high-grade, stacked mantos with dominan"

SPRD-07Pampa Medina · silverGrade: 3Grade Unit: g/tIntercept: 12 mView all details
Link to this fact

Identity

Hole ID
SPRD-07
Project
Pampa Medina
Commodity
silver
Region
chile
Reported Region
chile
Ticker
MARI

Geometry

Grade
3
Grade Unit
g/t
Intercept
12 m
True Width
9.6 m
From
846 m
To
858 m
Hole Depth
900 m
Intercept Depth
52 m

Classification

Deposit Type
other
Program
exploration
Sample Type
drill
Group ID
SPRD-07:846-858
Mining Method
mixed

Location

Easting
406800.84
Northing
7440649.24
CRS
WGS84 UTM
Elevation
1274.5 m
Azimuth
270 °
Dip
-60 °
Loc. Confidence
high
Loc. Source
document

QA/QC

Laboratory
Andes Analytical Assay
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-07-07T00:00:00.000Z

Reasoning: This silver intercept is low grade and below the project's average, contributing minimally to the overall prospectivity.

Evidence · table

“3.0”

Context: 12

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 9.6

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

Nearology Playneutral

Value premise rests on proximity to a known deposit rather than own results.

Why it applies: proximity is offered as the value premise: "The ongoing step-out program continues to support the geological model: multiple high-grade, stacked mantos with dominan"

SPRD-08BPampa Medina · copperGrade: 0.41Grade Unit: %Intercept: 660 mView all details
Link to this fact

Identity

Hole ID
SPRD-08B
Project
Pampa Medina
Commodity
copper
Region
chile
Reported Region
chile
Ticker
MARI

Geometry

Grade
0.41
Grade Unit
%
Intercept
660 m
True Width
528 m
From
386 m
To
1046 m
Hole Depth
1052 m
Intercept Depth
386 m

Classification

Deposit Type
other
Program
exploration
Sample Type
drill
Group ID
SPRD-08B:386-1046
Mining Method
mixed

Location

Easting
406490.24
Northing
7440647.07
CRS
WGS84 UTM
Elevation
1281.15 m
Azimuth
270 °
Dip
-60 °
Loc. Confidence
high
Loc. Source
document

QA/QC

Laboratory
Andes Analytical Assay
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-07-07T00:00:00.000Z

Reasoning: This very long copper intercept, while below the project's average grade, is significant for demonstrating broad mineralization and the first intersection in basement metasediments.

Positive factors

  • Very long intercept length indicating broad mineralization
  • First intersection of mineralization in basement metasediments

Evidence · table

“0.41”

Context: 660

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 528

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

Nearology Playneutral

Value premise rests on proximity to a known deposit rather than own results.

Why it applies: proximity is offered as the value premise: "The ongoing step-out program continues to support the geological model: multiple high-grade, stacked mantos with dominan"

Rejected tags

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

Step-Out ExtensionRejected · positive

Mineralization extended beyond the previously known limit.

Reason: Drilling in SPRD-08B intersected mineralization in basement metasediments for the first time, indicating potential for depth extensions.

Evidence · text

“Drilling in SPRD-08B also intersected mineralization in basement metasediments for the first time, indicating potential for depth extensions beyond the previously defined host units.”
SPRD-08BPampa Medina · silverGrade: 1.8Grade Unit: g/tIntercept: 660 mView all details
Link to this fact

Identity

Hole ID
SPRD-08B
Project
Pampa Medina
Commodity
silver
Region
chile
Reported Region
chile
Ticker
MARI

Geometry

Grade
1.8
Grade Unit
g/t
Intercept
660 m
True Width
528 m
From
386 m
To
1046 m
Hole Depth
1052 m
Intercept Depth
386 m

Classification

Deposit Type
other
Program
exploration
Sample Type
drill
Group ID
SPRD-08B:386-1046
Mining Method
mixed

Location

Easting
406490.24
Northing
7440647.07
CRS
WGS84 UTM
Elevation
1281.15 m
Azimuth
270 °
Dip
-60 °
Loc. Confidence
high
Loc. Source
document

QA/QC

Laboratory
Andes Analytical Assay
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-07-07T00:00:00.000Z

Reasoning: This very long silver intercept, while low grade, is significant for demonstrating broad mineralization and the first intersection in basement metasediments.

Positive factors

  • Very long intercept length with silver mineralization
  • First intersection of mineralization in basement metasediments

Evidence · table

“1.8”

Context: 660

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 528

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

Nearology Playneutral

Value premise rests on proximity to a known deposit rather than own results.

Why it applies: proximity is offered as the value premise: "The ongoing step-out program continues to support the geological model: multiple high-grade, stacked mantos with dominan"

Rejected tags

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

Step-Out ExtensionRejected · positive

Mineralization extended beyond the previously known limit.

Reason: Drilling in SPRD-08B intersected mineralization in basement metasediments for the first time, indicating potential for depth extensions.

Evidence · text

“Drilling in SPRD-08B also intersected mineralization in basement metasediments for the first time, indicating potential for depth extensions beyond the previously defined host units.”
SPRD-08BPampa Medina · copperGrade: 1.21Grade Unit: %Intercept: 98 mView all details
Link to this fact

Identity

Hole ID
SPRD-08B
Project
Pampa Medina
Commodity
copper
Region
chile
Reported Region
chile
Ticker
MARI

Geometry

Grade
1.21
Grade Unit
%
Intercept
98 m
True Width
78.4 m
From
386 m
To
484 m
Hole Depth
1052 m
Intercept Depth
386 m

Classification

Deposit Type
other
Program
exploration
Sample Type
drill
Group ID
SPRD-08B:386-484
Mining Method
mixed

Location

Easting
406490.24
Northing
7440647.07
CRS
WGS84 UTM
Elevation
1281.15 m
Azimuth
270 °
Dip
-60 °
Loc. Confidence
high
Loc. Source
document

QA/QC

Laboratory
Andes Analytical Assay
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-07-07T00:00:00.000Z

Reasoning: This long intercept with good copper grade is a positive result, especially as it represents the first intersection in basement metasediments.

Positive factors

  • Long intercept length with good copper grade
  • First intersection of mineralization in basement metasediments

Evidence · table

“1.21”

Context: 98

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 78.4

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

Nearology Playneutral

Value premise rests on proximity to a known deposit rather than own results.

Why it applies: proximity is offered as the value premise: "The ongoing step-out program continues to support the geological model: multiple high-grade, stacked mantos with dominan"

Rejected tags

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

Step-Out ExtensionRejected · positive

Mineralization extended beyond the previously known limit.

Reason: Drilling in SPRD-08B intersected mineralization in basement metasediments for the first time, indicating potential for depth extensions.

Evidence · text

“Drilling in SPRD-08B also intersected mineralization in basement metasediments for the first time, indicating potential for depth extensions beyond the previously defined host units.”
SPRD-08BPampa Medina · silverGrade: 7.6Grade Unit: g/tIntercept: 98 mView all details
Link to this fact

Identity

Hole ID
SPRD-08B
Project
Pampa Medina
Commodity
silver
Region
chile
Reported Region
chile
Ticker
MARI

Geometry

Grade
7.6
Grade Unit
g/t
Intercept
98 m
True Width
78.4 m
From
386 m
To
484 m
Hole Depth
1052 m
Intercept Depth
386 m

Classification

Deposit Type
other
Program
exploration
Sample Type
drill
Group ID
SPRD-08B:386-484
Mining Method
mixed

Location

Easting
406490.24
Northing
7440647.07
CRS
WGS84 UTM
Elevation
1281.15 m
Azimuth
270 °
Dip
-60 °
Loc. Confidence
high
Loc. Source
document

QA/QC

Laboratory
Andes Analytical Assay
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-07-07T00:00:00.000Z

Reasoning: This long intercept with silver mineralization is a positive result, especially as it represents the first intersection in basement metasediments.

Positive factors

  • Long intercept length with silver mineralization
  • First intersection of mineralization in basement metasediments

Evidence · table

“7.6”

Context: 98

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 78.4

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

Nearology Playneutral

Value premise rests on proximity to a known deposit rather than own results.

Why it applies: proximity is offered as the value premise: "The ongoing step-out program continues to support the geological model: multiple high-grade, stacked mantos with dominan"

Rejected tags

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

Step-Out ExtensionRejected · positive

Mineralization extended beyond the previously known limit.

Reason: Drilling in SPRD-08B intersected mineralization in basement metasediments for the first time, indicating potential for depth extensions.

Evidence · text

“Drilling in SPRD-08B also intersected mineralization in basement metasediments for the first time, indicating potential for depth extensions beyond the previously defined host units.”
SPRD-08BPampa Medina · copperGrade: 2.9Grade Unit: %Intercept: 16 mView all details
Link to this fact

Identity

Hole ID
SPRD-08B
Project
Pampa Medina
Commodity
copper
Region
chile
Reported Region
chile
Ticker
MARI

Geometry

Grade
2.9
Grade Unit
%
Intercept
16 m
True Width
12.8 m
From
388 m
To
404 m
Hole Depth
1052 m
Intercept Depth
386 m

Classification

Deposit Type
other
Program
exploration
Sample Type
drill
Group ID
SPRD-08B:388-404
Mining Method
mixed

Location

Easting
406490.24
Northing
7440647.07
CRS
WGS84 UTM
Elevation
1281.15 m
Azimuth
270 °
Dip
-60 °
Loc. Confidence
high
Loc. Source
document

QA/QC

Laboratory
Andes Analytical Assay
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-07-07T00:00:00.000Z

Reasoning: This high-grade copper intercept is a strong result, well above the project average and peer comparison, and represents the first intersection in basement metasediments.

Positive factors

  • High-grade copper intercept, well above project average and peer comparison
  • First intersection of mineralization in basement metasediments

Evidence · table

“2.90”

Context: 16

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 12.8

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

Nearology Playneutral

Value premise rests on proximity to a known deposit rather than own results.

Why it applies: proximity is offered as the value premise: "The ongoing step-out program continues to support the geological model: multiple high-grade, stacked mantos with dominan"

Rejected tags

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

Step-Out ExtensionRejected · positive

Mineralization extended beyond the previously known limit.

Reason: Drilling in SPRD-08B intersected mineralization in basement metasediments for the first time, indicating potential for depth extensions.

Evidence · text

“Drilling in SPRD-08B also intersected mineralization in basement metasediments for the first time, indicating potential for depth extensions beyond the previously defined host units.”
SPRD-08BPampa Medina · silverGrade: 21.2Grade Unit: g/tIntercept: 16 mView all details
Link to this fact

Identity

Hole ID
SPRD-08B
Project
Pampa Medina
Commodity
silver
Region
chile
Reported Region
chile
Ticker
MARI

Geometry

Grade
21.2
Grade Unit
g/t
Intercept
16 m
True Width
12.8 m
From
388 m
To
404 m
Hole Depth
1052 m
Intercept Depth
386 m

Classification

Deposit Type
other
Program
exploration
Sample Type
drill
Group ID
SPRD-08B:388-404
Mining Method
mixed

Location

Easting
406490.24
Northing
7440647.07
CRS
WGS84 UTM
Elevation
1281.15 m
Azimuth
270 °
Dip
-60 °
Loc. Confidence
high
Loc. Source
document

QA/QC

Laboratory
Andes Analytical Assay
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-07-07T00:00:00.000Z

Reasoning: This strong silver intercept, above the project average, is a positive result and represents the first intersection in basement metasediments.

Positive factors

  • Strong silver grade, above project average
  • First intersection of mineralization in basement metasediments

Evidence · table

“21.2”

Context: 16

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 12.8

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

Nearology Playneutral

Value premise rests on proximity to a known deposit rather than own results.

Why it applies: proximity is offered as the value premise: "The ongoing step-out program continues to support the geological model: multiple high-grade, stacked mantos with dominan"

Rejected tags

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

Step-Out ExtensionRejected · positive

Mineralization extended beyond the previously known limit.

Reason: Drilling in SPRD-08B intersected mineralization in basement metasediments for the first time, indicating potential for depth extensions.

Evidence · text

“Drilling in SPRD-08B also intersected mineralization in basement metasediments for the first time, indicating potential for depth extensions beyond the previously defined host units.”
SPRD-08BPampa Medina · copperGrade: 4.3Grade Unit: %Intercept: 6 mView all details
Link to this fact

Identity

Hole ID
SPRD-08B
Project
Pampa Medina
Commodity
copper
Region
chile
Reported Region
chile
Ticker
MARI

Geometry

Grade
4.3
Grade Unit
%
Intercept
6 m
True Width
4.8 m
From
390 m
To
396 m
Hole Depth
1052 m
Intercept Depth
386 m

Classification

Deposit Type
other
Program
exploration
Sample Type
drill
Group ID
SPRD-08B:390-396
Mining Method
mixed

Location

Easting
406490.24
Northing
7440647.07
CRS
WGS84 UTM
Elevation
1281.15 m
Azimuth
270 °
Dip
-60 °
Loc. Confidence
high
Loc. Source
document

QA/QC

Laboratory
Andes Analytical Assay
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-07-07T00:00:00.000Z

Reasoning: This intercept represents an exceptional high-grade copper result, significantly exceeding peer and project averages, and is a key highlight from the first intersection in basement metasediments.

Positive factors

  • Exceptional copper grade, well above peer and project averages
  • Bonanza Intercept
  • First intersection of mineralization in basement metasediments

Evidence · table

“4.30”

Context: 6

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 4.8

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

Nearology Playneutral

Value premise rests on proximity to a known deposit rather than own results.

Why it applies: proximity is offered as the value premise: "The ongoing step-out program continues to support the geological model: multiple high-grade, stacked mantos with dominan"

Rejected tags

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

Bonanza InterceptRejected · positive

Exceptionally high-grade zone, well above the deposit-type norm.

Reason: 4.30% Cu is an exceptionally high-grade copper intercept, well above the deposit-type norm and peer comparison.

Evidence · table

“4.30”

Context: 6

Step-Out ExtensionRejected · positive

Mineralization extended beyond the previously known limit.

Reason: Drilling in SPRD-08B intersected mineralization in basement metasediments for the first time, indicating potential for depth extensions.

Evidence · text

“Drilling in SPRD-08B also intersected mineralization in basement metasediments for the first time, indicating potential for depth extensions beyond the previously defined host units.”
SPRD-08BPampa Medina · silverGrade: 31.7Grade Unit: g/tIntercept: 6 mView all details
Link to this fact

Identity

Hole ID
SPRD-08B
Project
Pampa Medina
Commodity
silver
Region
chile
Reported Region
chile
Ticker
MARI

Geometry

Grade
31.7
Grade Unit
g/t
Intercept
6 m
True Width
4.8 m
From
390 m
To
396 m
Hole Depth
1052 m
Intercept Depth
386 m

Classification

Deposit Type
other
Program
exploration
Sample Type
drill
Group ID
SPRD-08B:390-396
Mining Method
mixed

Location

Easting
406490.24
Northing
7440647.07
CRS
WGS84 UTM
Elevation
1281.15 m
Azimuth
270 °
Dip
-60 °
Loc. Confidence
high
Loc. Source
document

QA/QC

Laboratory
Andes Analytical Assay
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-07-07T00:00:00.000Z

Reasoning: This strong silver intercept, well above the project average, is a key highlight from the first intersection in basement metasediments.

Positive factors

  • Strong silver grade, well above project average
  • First intersection of mineralization in basement metasediments

Evidence · table

“31.7”

Context: 6

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 4.8

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

Nearology Playneutral

Value premise rests on proximity to a known deposit rather than own results.

Why it applies: proximity is offered as the value premise: "The ongoing step-out program continues to support the geological model: multiple high-grade, stacked mantos with dominan"

Rejected tags

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

Step-Out ExtensionRejected · positive

Mineralization extended beyond the previously known limit.

Reason: Drilling in SPRD-08B intersected mineralization in basement metasediments for the first time, indicating potential for depth extensions.

Evidence · text

“Drilling in SPRD-08B also intersected mineralization in basement metasediments for the first time, indicating potential for depth extensions beyond the previously defined host units.”
SPRD-08BPampa Medina · copperGrade: 1.08Grade Unit: %Intercept: 58 mView all details
Link to this fact

Identity

Hole ID
SPRD-08B
Project
Pampa Medina
Commodity
copper
Region
chile
Reported Region
chile
Ticker
MARI

Geometry

Grade
1.08
Grade Unit
%
Intercept
58 m
True Width
46.4 m
From
426 m
To
484 m
Hole Depth
1052 m
Intercept Depth
386 m

Classification

Deposit Type
other
Program
exploration
Sample Type
drill
Group ID
SPRD-08B:426-484
Mining Method
mixed

Location

Easting
406490.24
Northing
7440647.07
CRS
WGS84 UTM
Elevation
1281.15 m
Azimuth
270 °
Dip
-60 °
Loc. Confidence
high
Loc. Source
document

QA/QC

Laboratory
Andes Analytical Assay
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-07-07T00:00:00.000Z

Reasoning: This long intercept with good copper grade is a positive result, especially as it represents the first intersection in basement metasediments.

Positive factors

  • Long intercept length with good copper grade
  • First intersection of mineralization in basement metasediments

Evidence · table

“1.08”

Context: 58

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 46.4

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

Nearology Playneutral

Value premise rests on proximity to a known deposit rather than own results.

Why it applies: proximity is offered as the value premise: "The ongoing step-out program continues to support the geological model: multiple high-grade, stacked mantos with dominan"

Rejected tags

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

Step-Out ExtensionRejected · positive

Mineralization extended beyond the previously known limit.

Reason: Drilling in SPRD-08B intersected mineralization in basement metasediments for the first time, indicating potential for depth extensions.

Evidence · text

“Drilling in SPRD-08B also intersected mineralization in basement metasediments for the first time, indicating potential for depth extensions beyond the previously defined host units.”
SPRD-08BPampa Medina · silverGrade: 6.5Grade Unit: g/tIntercept: 58 mView all details
Link to this fact

Identity

Hole ID
SPRD-08B
Project
Pampa Medina
Commodity
silver
Region
chile
Reported Region
chile
Ticker
MARI

Geometry

Grade
6.5
Grade Unit
g/t
Intercept
58 m
True Width
46.4 m
From
426 m
To
484 m
Hole Depth
1052 m
Intercept Depth
386 m

Classification

Deposit Type
other
Program
exploration
Sample Type
drill
Group ID
SPRD-08B:426-484
Mining Method
mixed

Location

Easting
406490.24
Northing
7440647.07
CRS
WGS84 UTM
Elevation
1281.15 m
Azimuth
270 °
Dip
-60 °
Loc. Confidence
high
Loc. Source
document

QA/QC

Laboratory
Andes Analytical Assay
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-07-07T00:00:00.000Z

Reasoning: This long intercept with silver mineralization is a positive result, especially as it represents the first intersection in basement metasediments.

Positive factors

  • Long intercept length with silver mineralization
  • First intersection of mineralization in basement metasediments

Evidence · table

“6.5”

Context: 58

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 46.4

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

Nearology Playneutral

Value premise rests on proximity to a known deposit rather than own results.

Why it applies: proximity is offered as the value premise: "The ongoing step-out program continues to support the geological model: multiple high-grade, stacked mantos with dominan"

Rejected tags

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

Step-Out ExtensionRejected · positive

Mineralization extended beyond the previously known limit.

Reason: Drilling in SPRD-08B intersected mineralization in basement metasediments for the first time, indicating potential for depth extensions.

Evidence · text

“Drilling in SPRD-08B also intersected mineralization in basement metasediments for the first time, indicating potential for depth extensions beyond the previously defined host units.”
SPRD-08BPampa Medina · copperGrade: 0.46Grade Unit: %Intercept: 72 mView all details
Link to this fact

Identity

Hole ID
SPRD-08B
Project
Pampa Medina
Commodity
copper
Region
chile
Reported Region
chile
Ticker
MARI

Geometry

Grade
0.46
Grade Unit
%
Intercept
72 m
True Width
57.6 m
From
516 m
To
588 m
Hole Depth
1052 m
Intercept Depth
386 m

Classification

Deposit Type
other
Program
exploration
Sample Type
drill
Group ID
SPRD-08B:516-588
Mining Method
mixed

Location

Easting
406490.24
Northing
7440647.07
CRS
WGS84 UTM
Elevation
1281.15 m
Azimuth
270 °
Dip
-60 °
Loc. Confidence
high
Loc. Source
document

QA/QC

Laboratory
Andes Analytical Assay
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-07-07T00:00:00.000Z

Reasoning: This long copper intercept is below the project's average grade and peer comparison, indicating a weaker result within the broader program.

Positive factors

  • Long intercept length

Evidence · table

“0.46”

Context: 72

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 57.6

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

Nearology Playneutral

Value premise rests on proximity to a known deposit rather than own results.

Why it applies: proximity is offered as the value premise: "The ongoing step-out program continues to support the geological model: multiple high-grade, stacked mantos with dominan"

SPRD-08BPampa Medina · silverGrade: 0Grade Unit: g/tIntercept: 72 mView all details
Link to this fact

Identity

Hole ID
SPRD-08B
Project
Pampa Medina
Commodity
silver
Region
chile
Reported Region
chile
Ticker
MARI

Geometry

Grade
0
Grade Unit
g/t
Intercept
72 m
True Width
57.6 m
From
516 m
To
588 m
Hole Depth
1052 m
Intercept Depth
386 m

Classification

Deposit Type
other
Program
exploration
Sample Type
drill
Group ID
SPRD-08B:516-588
Mining Method
mixed

Location

Easting
406490.24
Northing
7440647.07
CRS
WGS84 UTM
Elevation
1281.15 m
Azimuth
270 °
Dip
-60 °
Loc. Confidence
high
Loc. Source
document

QA/QC

Laboratory
Andes Analytical Assay
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-07-07T00:00:00.000Z

Reasoning: Silver grades were below detection limit, indicating no significant silver mineralization in this interval.

Evidence · table

“Below Detection”

Context: 72

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 57.6

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

Nearology Playneutral

Value premise rests on proximity to a known deposit rather than own results.

Why it applies: proximity is offered as the value premise: "The ongoing step-out program continues to support the geological model: multiple high-grade, stacked mantos with dominan"

SPRD-08BPampa Medina · copperGrade: 1.1Grade Unit: %Intercept: 10 mView all details
Link to this fact

Identity

Hole ID
SPRD-08B
Project
Pampa Medina
Commodity
copper
Region
chile
Reported Region
chile
Ticker
MARI

Geometry

Grade
1.1
Grade Unit
%
Intercept
10 m
True Width
8 m
From
516 m
To
526 m
Hole Depth
1052 m
Intercept Depth
386 m

Classification

Deposit Type
other
Program
exploration
Sample Type
drill
Group ID
SPRD-08B:516-526
Mining Method
mixed

Location

Easting
406490.24
Northing
7440647.07
CRS
WGS84 UTM
Elevation
1281.15 m
Azimuth
270 °
Dip
-60 °
Loc. Confidence
high
Loc. Source
document

QA/QC

Laboratory
Andes Analytical Assay
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-07-07T00:00:00.000Z

Reasoning: This copper intercept shows good grade, contributing positively to the overall mineralization.

Evidence · table

“1.10”

Context: 10

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

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

Nearology Playneutral

Value premise rests on proximity to a known deposit rather than own results.

Why it applies: proximity is offered as the value premise: "The ongoing step-out program continues to support the geological model: multiple high-grade, stacked mantos with dominan"

SPRD-08BPampa Medina · silverGrade: 1.8Grade Unit: g/tIntercept: 10 mView all details
Link to this fact

Identity

Hole ID
SPRD-08B
Project
Pampa Medina
Commodity
silver
Region
chile
Reported Region
chile
Ticker
MARI

Geometry

Grade
1.8
Grade Unit
g/t
Intercept
10 m
True Width
8 m
From
516 m
To
526 m
Hole Depth
1052 m
Intercept Depth
386 m

Classification

Deposit Type
other
Program
exploration
Sample Type
drill
Group ID
SPRD-08B:516-526
Mining Method
mixed

Location

Easting
406490.24
Northing
7440647.07
CRS
WGS84 UTM
Elevation
1281.15 m
Azimuth
270 °
Dip
-60 °
Loc. Confidence
high
Loc. Source
document

QA/QC

Laboratory
Andes Analytical Assay
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-07-07T00:00:00.000Z

Reasoning: This silver intercept is low grade and below the project's average, contributing minimally to the overall prospectivity.

Evidence · table

“1.8”

Context: 10

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

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

Nearology Playneutral

Value premise rests on proximity to a known deposit rather than own results.

Why it applies: proximity is offered as the value premise: "The ongoing step-out program continues to support the geological model: multiple high-grade, stacked mantos with dominan"

SPRD-08BPampa Medina · copperGrade: 0.96Grade Unit: %Intercept: 8 mView all details
Link to this fact

Identity

Hole ID
SPRD-08B
Project
Pampa Medina
Commodity
copper
Region
chile
Reported Region
chile
Ticker
MARI

Geometry

Grade
0.96
Grade Unit
%
Intercept
8 m
True Width
6.4 m
From
580 m
To
588 m
Hole Depth
1052 m
Intercept Depth
386 m

Classification

Deposit Type
other
Program
exploration
Sample Type
drill
Group ID
SPRD-08B:580-588
Mining Method
mixed

Location

Easting
406490.24
Northing
7440647.07
CRS
WGS84 UTM
Elevation
1281.15 m
Azimuth
270 °
Dip
-60 °
Loc. Confidence
high
Loc. Source
document

QA/QC

Laboratory
Andes Analytical Assay
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-07-07T00:00:00.000Z

Reasoning: This copper intercept shows good grade, contributing positively to the overall mineralization.

Evidence · table

“0.96”

Context: 8

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 6.4

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

Nearology Playneutral

Value premise rests on proximity to a known deposit rather than own results.

Why it applies: proximity is offered as the value premise: "The ongoing step-out program continues to support the geological model: multiple high-grade, stacked mantos with dominan"

SPRD-08BPampa Medina · silverGrade: 0Grade Unit: g/tIntercept: 8 mView all details
Link to this fact

Identity

Hole ID
SPRD-08B
Project
Pampa Medina
Commodity
silver
Region
chile
Reported Region
chile
Ticker
MARI

Geometry

Grade
0
Grade Unit
g/t
Intercept
8 m
True Width
6.4 m
From
580 m
To
588 m
Hole Depth
1052 m
Intercept Depth
386 m

Classification

Deposit Type
other
Program
exploration
Sample Type
drill
Group ID
SPRD-08B:580-588
Mining Method
mixed

Location

Easting
406490.24
Northing
7440647.07
CRS
WGS84 UTM
Elevation
1281.15 m
Azimuth
270 °
Dip
-60 °
Loc. Confidence
high
Loc. Source
document

QA/QC

Laboratory
Andes Analytical Assay
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-07-07T00:00:00.000Z

Reasoning: Silver grades were below detection limit, indicating no significant silver mineralization in this interval.

Evidence · table

“Below Detection”

Context: 8

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 6.4

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

Nearology Playneutral

Value premise rests on proximity to a known deposit rather than own results.

Why it applies: proximity is offered as the value premise: "The ongoing step-out program continues to support the geological model: multiple high-grade, stacked mantos with dominan"

SPRD-08BPampa Medina · copperGrade: 0.83Grade Unit: %Intercept: 14 mView all details
Link to this fact

Identity

Hole ID
SPRD-08B
Project
Pampa Medina
Commodity
copper
Region
chile
Reported Region
chile
Ticker
MARI

Geometry

Grade
0.83
Grade Unit
%
Intercept
14 m
True Width
11.2 m
From
662 m
To
676 m
Hole Depth
1052 m
Intercept Depth
386 m

Classification

Deposit Type
other
Program
exploration
Sample Type
drill
Group ID
SPRD-08B:662-676
Mining Method
mixed

Location

Easting
406490.24
Northing
7440647.07
CRS
WGS84 UTM
Elevation
1281.15 m
Azimuth
270 °
Dip
-60 °
Loc. Confidence
high
Loc. Source
document

QA/QC

Laboratory
Andes Analytical Assay
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-07-07T00:00:00.000Z

Reasoning: This copper intercept shows good grade, contributing positively to the overall mineralization.

Evidence · table

“0.83”

Context: 14

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 11.2

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

Nearology Playneutral

Value premise rests on proximity to a known deposit rather than own results.

Why it applies: proximity is offered as the value premise: "The ongoing step-out program continues to support the geological model: multiple high-grade, stacked mantos with dominan"

SPRD-08BPampa Medina · silverGrade: 0Grade Unit: g/tIntercept: 14 mView all details
Link to this fact

Identity

Hole ID
SPRD-08B
Project
Pampa Medina
Commodity
silver
Region
chile
Reported Region
chile
Ticker
MARI

Geometry

Grade
0
Grade Unit
g/t
Intercept
14 m
True Width
11.2 m
From
662 m
To
676 m
Hole Depth
1052 m
Intercept Depth
386 m

Classification

Deposit Type
other
Program
exploration
Sample Type
drill
Group ID
SPRD-08B:662-676
Mining Method
mixed

Location

Easting
406490.24
Northing
7440647.07
CRS
WGS84 UTM
Elevation
1281.15 m
Azimuth
270 °
Dip
-60 °
Loc. Confidence
high
Loc. Source
document

QA/QC

Laboratory
Andes Analytical Assay
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-07-07T00:00:00.000Z

Reasoning: Silver grades were below detection limit, indicating no significant silver mineralization in this interval.

Evidence · table

“Below Detection”

Context: 14

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 11.2

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

Nearology Playneutral

Value premise rests on proximity to a known deposit rather than own results.

Why it applies: proximity is offered as the value premise: "The ongoing step-out program continues to support the geological model: multiple high-grade, stacked mantos with dominan"

SPRD-08BPampa Medina · copperGrade: 0.7Grade Unit: %Intercept: 66 mView all details
Link to this fact

Identity

Hole ID
SPRD-08B
Project
Pampa Medina
Commodity
copper
Region
chile
Reported Region
chile
Ticker
MARI

Geometry

Grade
0.7
Grade Unit
%
Intercept
66 m
True Width
52.8 m
From
802 m
To
868 m
Hole Depth
1052 m
Intercept Depth
386 m

Classification

Deposit Type
other
Program
exploration
Sample Type
drill
Group ID
SPRD-08B:802-868
Mining Method
mixed

Location

Easting
406490.24
Northing
7440647.07
CRS
WGS84 UTM
Elevation
1281.15 m
Azimuth
270 °
Dip
-60 °
Loc. Confidence
high
Loc. Source
document

QA/QC

Laboratory
Andes Analytical Assay
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-07-07T00:00:00.000Z

Reasoning: This long copper intercept is below the project's average grade and peer comparison, indicating a weaker result within the broader program.

Positive factors

  • Long intercept length

Evidence · table

“0.70”

Context: 66

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 52.8

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

Nearology Playneutral

Value premise rests on proximity to a known deposit rather than own results.

Why it applies: proximity is offered as the value premise: "The ongoing step-out program continues to support the geological model: multiple high-grade, stacked mantos with dominan"

SPRD-08BPampa Medina · silverGrade Unit: g/tIntercept: 66 mView all details
Link to this fact

Identity

Hole ID
SPRD-08B
Project
Pampa Medina
Commodity
silver
Region
chile
Reported Region
chile
Ticker
MARI

Geometry

Grade Unit
g/t
Intercept
66 m
True Width
52.8 m
From
802 m
To
868 m
Hole Depth
1052 m
Intercept Depth
386 m

Classification

Deposit Type
other
Program
exploration
Sample Type
drill
Group ID
SPRD-08B:802-868
Mining Method
mixed

Location

Easting
406490.24
Northing
7440647.07
CRS
WGS84 UTM
Elevation
1281.15 m
Azimuth
270 °
Dip
-60 °
Loc. Confidence
high
Loc. Source
document

QA/QC

Laboratory
Andes Analytical Assay
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-07-07T00:00:00.000Z

Reasoning: Silver assays are pending for this interval, which introduces uncertainty regarding the full prospectivity of this long intercept.

Negative factors

  • Silver assays are pending, creating uncertainty for this interval

Evidence · table

“Pending”

Context: 66

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 52.8

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

Nearology Playneutral

Value premise rests on proximity to a known deposit rather than own results.

Why it applies: proximity is offered as the value premise: "The ongoing step-out program continues to support the geological model: multiple high-grade, stacked mantos with dominan"

SPRD-08BPampa Medina · copperGrade: 1.05Grade Unit: %Intercept: 14 mView all details
Link to this fact

Identity

Hole ID
SPRD-08B
Project
Pampa Medina
Commodity
copper
Region
chile
Reported Region
chile
Ticker
MARI

Geometry

Grade
1.05
Grade Unit
%
Intercept
14 m
True Width
11.2 m
From
834 m
To
848 m
Hole Depth
1052 m
Intercept Depth
386 m

Classification

Deposit Type
other
Program
exploration
Sample Type
drill
Group ID
SPRD-08B:834-848
Mining Method
mixed

Location

Easting
406490.24
Northing
7440647.07
CRS
WGS84 UTM
Elevation
1281.15 m
Azimuth
270 °
Dip
-60 °
Loc. Confidence
high
Loc. Source
document

QA/QC

Laboratory
Andes Analytical Assay
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-07-07T00:00:00.000Z

Reasoning: This copper intercept shows good grade, contributing positively to the overall mineralization.

Evidence · table

“1.05”

Context: 14

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 11.2

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

Nearology Playneutral

Value premise rests on proximity to a known deposit rather than own results.

Why it applies: proximity is offered as the value premise: "The ongoing step-out program continues to support the geological model: multiple high-grade, stacked mantos with dominan"

SPRD-08BPampa Medina · silverGrade Unit: g/tIntercept: 14 mView all details
Link to this fact

Identity

Hole ID
SPRD-08B
Project
Pampa Medina
Commodity
silver
Region
chile
Reported Region
chile
Ticker
MARI

Geometry

Grade Unit
g/t
Intercept
14 m
True Width
11.2 m
From
834 m
To
848 m
Hole Depth
1052 m
Intercept Depth
386 m

Classification

Deposit Type
other
Program
exploration
Sample Type
drill
Group ID
SPRD-08B:834-848
Mining Method
mixed

Location

Easting
406490.24
Northing
7440647.07
CRS
WGS84 UTM
Elevation
1281.15 m
Azimuth
270 °
Dip
-60 °
Loc. Confidence
high
Loc. Source
document

QA/QC

Laboratory
Andes Analytical Assay
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-07-07T00:00:00.000Z

Reasoning: Silver assays are pending for this interval, which introduces uncertainty regarding the full prospectivity.

Negative factors

  • Silver assays are pending, creating uncertainty for this interval

Evidence · table

“Pending”

Context: 14

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 11.2

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

Nearology Playneutral

Value premise rests on proximity to a known deposit rather than own results.

Why it applies: proximity is offered as the value premise: "The ongoing step-out program continues to support the geological model: multiple high-grade, stacked mantos with dominan"

SPRD-08BPampa Medina · copperGrade: 1.4Grade Unit: %Intercept: 6 mView all details
Link to this fact

Identity

Hole ID
SPRD-08B
Project
Pampa Medina
Commodity
copper
Region
chile
Reported Region
chile
Ticker
MARI

Geometry

Grade
1.4
Grade Unit
%
Intercept
6 m
True Width
4.8 m
From
862 m
To
868 m
Hole Depth
1052 m
Intercept Depth
386 m

Classification

Deposit Type
other
Program
exploration
Sample Type
drill
Group ID
SPRD-08B:862-868
Mining Method
mixed

Location

Easting
406490.24
Northing
7440647.07
CRS
WGS84 UTM
Elevation
1281.15 m
Azimuth
270 °
Dip
-60 °
Loc. Confidence
high
Loc. Source
document

QA/QC

Laboratory
Andes Analytical Assay
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-07-07T00:00:00.000Z

Reasoning: This copper intercept shows good grade, contributing positively to the overall mineralization.

Evidence · table

“1.40”

Context: 6

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 4.8

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

Nearology Playneutral

Value premise rests on proximity to a known deposit rather than own results.

Why it applies: proximity is offered as the value premise: "The ongoing step-out program continues to support the geological model: multiple high-grade, stacked mantos with dominan"

SPRD-08BPampa Medina · silverGrade: 0Grade Unit: g/tIntercept: 6 mView all details
Link to this fact

Identity

Hole ID
SPRD-08B
Project
Pampa Medina
Commodity
silver
Region
chile
Reported Region
chile
Ticker
MARI

Geometry

Grade
0
Grade Unit
g/t
Intercept
6 m
True Width
4.8 m
From
862 m
To
868 m
Hole Depth
1052 m
Intercept Depth
386 m

Classification

Deposit Type
other
Program
exploration
Sample Type
drill
Group ID
SPRD-08B:862-868
Mining Method
mixed

Location

Easting
406490.24
Northing
7440647.07
CRS
WGS84 UTM
Elevation
1281.15 m
Azimuth
270 °
Dip
-60 °
Loc. Confidence
high
Loc. Source
document

QA/QC

Laboratory
Andes Analytical Assay
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-07-07T00:00:00.000Z

Reasoning: Silver grades were below detection limit, indicating no significant silver mineralization in this interval.

Evidence · table

“Below Detection”

Context: 6

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 4.8

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

Nearology Playneutral

Value premise rests on proximity to a known deposit rather than own results.

Why it applies: proximity is offered as the value premise: "The ongoing step-out program continues to support the geological model: multiple high-grade, stacked mantos with dominan"

SPRD-08BPampa Medina · copperGrade: 0.65Grade Unit: %Intercept: 34 mView all details
Link to this fact

Identity

Hole ID
SPRD-08B
Project
Pampa Medina
Commodity
copper
Region
chile
Reported Region
chile
Ticker
MARI

Geometry

Grade
0.65
Grade Unit
%
Intercept
34 m
True Width
27.2 m
From
930 m
To
964 m
Hole Depth
1052 m
Intercept Depth
386 m

Classification

Deposit Type
other
Program
exploration
Sample Type
drill
Group ID
SPRD-08B:930-964
Mining Method
mixed

Location

Easting
406490.24
Northing
7440647.07
CRS
WGS84 UTM
Elevation
1281.15 m
Azimuth
270 °
Dip
-60 °
Loc. Confidence
high
Loc. Source
document

QA/QC

Laboratory
Andes Analytical Assay
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-07-07T00:00:00.000Z

Reasoning: This long copper intercept is below the project's average grade and peer comparison, indicating a weaker result within the broader program.

Positive factors

  • Long intercept length

Evidence · table

“0.65”

Context: 34

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 27.2

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

Nearology Playneutral

Value premise rests on proximity to a known deposit rather than own results.

Why it applies: proximity is offered as the value premise: "The ongoing step-out program continues to support the geological model: multiple high-grade, stacked mantos with dominan"

SPRD-08BPampa Medina · silverGrade: 0Grade Unit: g/tIntercept: 34 mView all details
Link to this fact

Identity

Hole ID
SPRD-08B
Project
Pampa Medina
Commodity
silver
Region
chile
Reported Region
chile
Ticker
MARI

Geometry

Grade
0
Grade Unit
g/t
Intercept
34 m
True Width
27.2 m
From
930 m
To
964 m
Hole Depth
1052 m
Intercept Depth
386 m

Classification

Deposit Type
other
Program
exploration
Sample Type
drill
Group ID
SPRD-08B:930-964
Mining Method
mixed

Location

Easting
406490.24
Northing
7440647.07
CRS
WGS84 UTM
Elevation
1281.15 m
Azimuth
270 °
Dip
-60 °
Loc. Confidence
high
Loc. Source
document

QA/QC

Laboratory
Andes Analytical Assay
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-07-07T00:00:00.000Z

Reasoning: Silver grades were below detection limit, indicating no significant silver mineralization in this interval.

Evidence · table

“Below Detection”

Context: 34

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 27.2

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

Nearology Playneutral

Value premise rests on proximity to a known deposit rather than own results.

Why it applies: proximity is offered as the value premise: "The ongoing step-out program continues to support the geological model: multiple high-grade, stacked mantos with dominan"

SPRD-09Pampa Medina · copperGrade: 0.24Grade Unit: %Intercept: 44 mView all details
Link to this fact

Identity

Hole ID
SPRD-09
Project
Pampa Medina
Commodity
copper
Region
chile
Reported Region
chile
Ticker
MARI

Geometry

Grade
0.24
Grade Unit
%
Intercept
44 m
True Width
35.2 m
From
192 m
To
236 m
Hole Depth
1050 m
Intercept Depth
192 m

Classification

Deposit Type
other
Program
exploration
Sample Type
drill
Group ID
SPRD-09:192-236
Mining Method
mixed

Location

Easting
406730.98
Northing
7440347.77
CRS
WGS84 UTM
Elevation
1274.83 m
Azimuth
270 °
Dip
-60 °
Loc. Confidence
high
Loc. Source
document

QA/QC

Laboratory
Andes Analytical Assay
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-07-07T00:00:00.000Z

Reasoning: This copper intercept is below the project's average grade and peer comparison, indicating a weaker result within the broader program.

Evidence · table

“0.24”

Context: 44

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 35.2

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

Nearology Playneutral

Value premise rests on proximity to a known deposit rather than own results.

Why it applies: proximity is offered as the value premise: "The ongoing step-out program continues to support the geological model: multiple high-grade, stacked mantos with dominan"

SPRD-09Pampa Medina · silverGrade: 0Grade Unit: g/tIntercept: 44 mView all details
Link to this fact

Identity

Hole ID
SPRD-09
Project
Pampa Medina
Commodity
silver
Region
chile
Reported Region
chile
Ticker
MARI

Geometry

Grade
0
Grade Unit
g/t
Intercept
44 m
True Width
35.2 m
From
192 m
To
236 m
Hole Depth
1050 m
Intercept Depth
192 m

Classification

Deposit Type
other
Program
exploration
Sample Type
drill
Group ID
SPRD-09:192-236
Mining Method
mixed

Location

Easting
406730.98
Northing
7440347.77
CRS
WGS84 UTM
Elevation
1274.83 m
Azimuth
270 °
Dip
-60 °
Loc. Confidence
high
Loc. Source
document

QA/QC

Laboratory
Andes Analytical Assay
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-07-07T00:00:00.000Z

Reasoning: Silver grades were below detection limit, indicating no significant silver mineralization in this interval.

Evidence · table

“Below Detection”

Context: 44

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 35.2

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

Nearology Playneutral

Value premise rests on proximity to a known deposit rather than own results.

Why it applies: proximity is offered as the value premise: "The ongoing step-out program continues to support the geological model: multiple high-grade, stacked mantos with dominan"

SPRD-09Pampa Medina · copperGrade: 0.65Grade Unit: %Intercept: 106 mView all details
Link to this fact

Identity

Hole ID
SPRD-09
Project
Pampa Medina
Commodity
copper
Region
chile
Reported Region
chile
Ticker
MARI

Geometry

Grade
0.65
Grade Unit
%
Intercept
106 m
True Width
84.8 m
From
434 m
To
540 m
Hole Depth
1050 m
Intercept Depth
192 m

Classification

Deposit Type
other
Program
exploration
Sample Type
drill
Group ID
SPRD-09:434-540
Mining Method
mixed

Location

Easting
406730.98
Northing
7440347.77
CRS
WGS84 UTM
Elevation
1274.83 m
Azimuth
270 °
Dip
-60 °
Loc. Confidence
high
Loc. Source
document

QA/QC

Laboratory
Andes Analytical Assay
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-07-07T00:00:00.000Z

Reasoning: This long copper intercept is below the project's average grade and peer comparison, indicating a weaker result within the broader program.

Positive factors

  • Long intercept length

Evidence · table

“0.65”

Context: 106

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 84.8

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

Nearology Playneutral

Value premise rests on proximity to a known deposit rather than own results.

Why it applies: proximity is offered as the value premise: "The ongoing step-out program continues to support the geological model: multiple high-grade, stacked mantos with dominan"

SPRD-09Pampa Medina · silverGrade: 2.1Grade Unit: g/tIntercept: 106 mView all details
Link to this fact

Identity

Hole ID
SPRD-09
Project
Pampa Medina
Commodity
silver
Region
chile
Reported Region
chile
Ticker
MARI

Geometry

Grade
2.1
Grade Unit
g/t
Intercept
106 m
True Width
84.8 m
From
434 m
To
540 m
Hole Depth
1050 m
Intercept Depth
192 m

Classification

Deposit Type
other
Program
exploration
Sample Type
drill
Group ID
SPRD-09:434-540
Mining Method
mixed

Location

Easting
406730.98
Northing
7440347.77
CRS
WGS84 UTM
Elevation
1274.83 m
Azimuth
270 °
Dip
-60 °
Loc. Confidence
high
Loc. Source
document

QA/QC

Laboratory
Andes Analytical Assay
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-07-07T00:00:00.000Z

Reasoning: This silver intercept is low grade and below the project's average, contributing minimally to the overall prospectivity.

Evidence · table

“2.1”

Context: 106

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 84.8

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

Nearology Playneutral

Value premise rests on proximity to a known deposit rather than own results.

Why it applies: proximity is offered as the value premise: "The ongoing step-out program continues to support the geological model: multiple high-grade, stacked mantos with dominan"

SPRD-09Pampa Medina · copperGrade: 1.26Grade Unit: %Intercept: 30 mView all details
Link to this fact

Identity

Hole ID
SPRD-09
Project
Pampa Medina
Commodity
copper
Region
chile
Reported Region
chile
Ticker
MARI

Geometry

Grade
1.26
Grade Unit
%
Intercept
30 m
True Width
24 m
From
440 m
To
470 m
Hole Depth
1050 m
Intercept Depth
192 m

Classification

Deposit Type
other
Program
exploration
Sample Type
drill
Group ID
SPRD-09:440-470
Mining Method
mixed

Location

Easting
406730.98
Northing
7440347.77
CRS
WGS84 UTM
Elevation
1274.83 m
Azimuth
270 °
Dip
-60 °
Loc. Confidence
high
Loc. Source
document

QA/QC

Laboratory
Andes Analytical Assay
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-07-07T00:00:00.000Z

Reasoning: This copper intercept shows good grade over a significant length, contributing positively to the overall mineralization.

Positive factors

  • Good copper grade over a significant length

Evidence · table

“1.26”

Context: 30

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 24

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

Nearology Playneutral

Value premise rests on proximity to a known deposit rather than own results.

Why it applies: proximity is offered as the value premise: "The ongoing step-out program continues to support the geological model: multiple high-grade, stacked mantos with dominan"

SPRD-09Pampa Medina · silverGrade: 2.6Grade Unit: g/tIntercept: 30 mView all details
Link to this fact

Identity

Hole ID
SPRD-09
Project
Pampa Medina
Commodity
silver
Region
chile
Reported Region
chile
Ticker
MARI

Geometry

Grade
2.6
Grade Unit
g/t
Intercept
30 m
True Width
24 m
From
440 m
To
470 m
Hole Depth
1050 m
Intercept Depth
192 m

Classification

Deposit Type
other
Program
exploration
Sample Type
drill
Group ID
SPRD-09:440-470
Mining Method
mixed

Location

Easting
406730.98
Northing
7440347.77
CRS
WGS84 UTM
Elevation
1274.83 m
Azimuth
270 °
Dip
-60 °
Loc. Confidence
high
Loc. Source
document

QA/QC

Laboratory
Andes Analytical Assay
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-07-07T00:00:00.000Z

Reasoning: This silver intercept is low grade and below the project's average, contributing minimally to the overall prospectivity.

Evidence · table

“2.6”

Context: 30

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 24

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

Nearology Playneutral

Value premise rests on proximity to a known deposit rather than own results.

Why it applies: proximity is offered as the value premise: "The ongoing step-out program continues to support the geological model: multiple high-grade, stacked mantos with dominan"

SPRD-09Pampa Medina · copperGrade: 2.34Grade Unit: %Intercept: 6 mView all details
Link to this fact

Identity

Hole ID
SPRD-09
Project
Pampa Medina
Commodity
copper
Region
chile
Reported Region
chile
Ticker
MARI

Geometry

Grade
2.34
Grade Unit
%
Intercept
6 m
True Width
4.8 m
From
440 m
To
446 m
Hole Depth
1050 m
Intercept Depth
192 m

Classification

Deposit Type
other
Program
exploration
Sample Type
drill
Group ID
SPRD-09:440-446
Mining Method
mixed

Location

Easting
406730.98
Northing
7440347.77
CRS
WGS84 UTM
Elevation
1274.83 m
Azimuth
270 °
Dip
-60 °
Loc. Confidence
high
Loc. Source
document

QA/QC

Laboratory
Andes Analytical Assay
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-07-07T00:00:00.000Z

Reasoning: This high-grade copper intercept is a strong result, well above the project average and peer comparison, indicating robust mineralization.

Positive factors

  • High-grade copper intercept, well above project average and peer comparison

Evidence · table

“2.34”

Context: 6

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 4.8

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

Nearology Playneutral

Value premise rests on proximity to a known deposit rather than own results.

Why it applies: proximity is offered as the value premise: "The ongoing step-out program continues to support the geological model: multiple high-grade, stacked mantos with dominan"

SPRD-09Pampa Medina · silverGrade: 10.7Grade Unit: g/tIntercept: 6 mView all details
Link to this fact

Identity

Hole ID
SPRD-09
Project
Pampa Medina
Commodity
silver
Region
chile
Reported Region
chile
Ticker
MARI

Geometry

Grade
10.7
Grade Unit
g/t
Intercept
6 m
True Width
4.8 m
From
440 m
To
446 m
Hole Depth
1050 m
Intercept Depth
192 m

Classification

Deposit Type
other
Program
exploration
Sample Type
drill
Group ID
SPRD-09:440-446
Mining Method
mixed

Location

Easting
406730.98
Northing
7440347.77
CRS
WGS84 UTM
Elevation
1274.83 m
Azimuth
270 °
Dip
-60 °
Loc. Confidence
high
Loc. Source
document

QA/QC

Laboratory
Andes Analytical Assay
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-07-07T00:00:00.000Z

Reasoning: This silver intercept shows good grade, close to the project average, contributing positively to the overall mineralization.

Positive factors

  • Good silver grade, close to project average

Evidence · table

“10.7”

Context: 6

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 4.8

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

Nearology Playneutral

Value premise rests on proximity to a known deposit rather than own results.

Why it applies: proximity is offered as the value premise: "The ongoing step-out program continues to support the geological model: multiple high-grade, stacked mantos with dominan"

SPRD-09Pampa Medina · copperGrade: 2.5Grade Unit: %Intercept: 6 mView all details
Link to this fact

Identity

Hole ID
SPRD-09
Project
Pampa Medina
Commodity
copper
Region
chile
Reported Region
chile
Ticker
MARI

Geometry

Grade
2.5
Grade Unit
%
Intercept
6 m
True Width
4.8 m
From
464 m
To
470 m
Hole Depth
1050 m
Intercept Depth
192 m

Classification

Deposit Type
other
Program
exploration
Sample Type
drill
Group ID
SPRD-09:464-470
Mining Method
mixed

Location

Easting
406730.98
Northing
7440347.77
CRS
WGS84 UTM
Elevation
1274.83 m
Azimuth
270 °
Dip
-60 °
Loc. Confidence
high
Loc. Source
document

QA/QC

Laboratory
Andes Analytical Assay
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-07-07T00:00:00.000Z

Reasoning: This high-grade copper intercept is a strong result, well above the project average and peer comparison, indicating robust mineralization.

Positive factors

  • High-grade copper intercept, well above project average and peer comparison

Evidence · table

“2.50”

Context: 6

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 4.8

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

Nearology Playneutral

Value premise rests on proximity to a known deposit rather than own results.

Why it applies: proximity is offered as the value premise: "The ongoing step-out program continues to support the geological model: multiple high-grade, stacked mantos with dominan"

SPRD-09Pampa Medina · silverGrade: 2.3Grade Unit: g/tIntercept: 6 mView all details
Link to this fact

Identity

Hole ID
SPRD-09
Project
Pampa Medina
Commodity
silver
Region
chile
Reported Region
chile
Ticker
MARI

Geometry

Grade
2.3
Grade Unit
g/t
Intercept
6 m
True Width
4.8 m
From
464 m
To
470 m
Hole Depth
1050 m
Intercept Depth
192 m

Classification

Deposit Type
other
Program
exploration
Sample Type
drill
Group ID
SPRD-09:464-470
Mining Method
mixed

Location

Easting
406730.98
Northing
7440347.77
CRS
WGS84 UTM
Elevation
1274.83 m
Azimuth
270 °
Dip
-60 °
Loc. Confidence
high
Loc. Source
document

QA/QC

Laboratory
Andes Analytical Assay
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-07-07T00:00:00.000Z

Reasoning: This silver intercept is low grade and below the project's average, contributing minimally to the overall prospectivity.

Evidence · table

“2.3”

Context: 6

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 4.8

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

Nearology Playneutral

Value premise rests on proximity to a known deposit rather than own results.

Why it applies: proximity is offered as the value premise: "The ongoing step-out program continues to support the geological model: multiple high-grade, stacked mantos with dominan"

SPRD-09Pampa Medina · copperGrade: 0.85Grade Unit: %Intercept: 32 mView all details
Link to this fact

Identity

Hole ID
SPRD-09
Project
Pampa Medina
Commodity
copper
Region
chile
Reported Region
chile
Ticker
MARI

Geometry

Grade
0.85
Grade Unit
%
Intercept
32 m
True Width
25.6 m
From
506 m
To
538 m
Hole Depth
1050 m
Intercept Depth
192 m

Classification

Deposit Type
other
Program
exploration
Sample Type
drill
Group ID
SPRD-09:506-538
Mining Method
mixed

Location

Easting
406730.98
Northing
7440347.77
CRS
WGS84 UTM
Elevation
1274.83 m
Azimuth
270 °
Dip
-60 °
Loc. Confidence
high
Loc. Source
document

QA/QC

Laboratory
Andes Analytical Assay
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-07-07T00:00:00.000Z

Reasoning: This long copper intercept shows good grade, contributing positively to the overall mineralization.

Positive factors

  • Long intercept length

Evidence · table

“0.85”

Context: 32

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 25.6

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

Nearology Playneutral

Value premise rests on proximity to a known deposit rather than own results.

Why it applies: proximity is offered as the value premise: "The ongoing step-out program continues to support the geological model: multiple high-grade, stacked mantos with dominan"

SPRD-09Pampa Medina · silverGrade: 4.4Grade Unit: g/tIntercept: 32 mView all details
Link to this fact

Identity

Hole ID
SPRD-09
Project
Pampa Medina
Commodity
silver
Region
chile
Reported Region
chile
Ticker
MARI

Geometry

Grade
4.4
Grade Unit
g/t
Intercept
32 m
True Width
25.6 m
From
506 m
To
538 m
Hole Depth
1050 m
Intercept Depth
192 m

Classification

Deposit Type
other
Program
exploration
Sample Type
drill
Group ID
SPRD-09:506-538
Mining Method
mixed

Location

Easting
406730.98
Northing
7440347.77
CRS
WGS84 UTM
Elevation
1274.83 m
Azimuth
270 °
Dip
-60 °
Loc. Confidence
high
Loc. Source
document

QA/QC

Laboratory
Andes Analytical Assay
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-07-07T00:00:00.000Z

Reasoning: This silver intercept is low grade and below the project's average, contributing minimally to the overall prospectivity.

Evidence · table

“4.4”

Context: 32

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 25.6

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

Nearology Playneutral

Value premise rests on proximity to a known deposit rather than own results.

Why it applies: proximity is offered as the value premise: "The ongoing step-out program continues to support the geological model: multiple high-grade, stacked mantos with dominan"

SPRD-09Pampa Medina · copperGrade: 1.11Grade Unit: %Intercept: 18 mView all details
Link to this fact

Identity

Hole ID
SPRD-09
Project
Pampa Medina
Commodity
copper
Region
chile
Reported Region
chile
Ticker
MARI

Geometry

Grade
1.11
Grade Unit
%
Intercept
18 m
True Width
14.4 m
From
520 m
To
538 m
Hole Depth
1050 m
Intercept Depth
192 m

Classification

Deposit Type
other
Program
exploration
Sample Type
drill
Group ID
SPRD-09:520-538
Mining Method
mixed

Location

Easting
406730.98
Northing
7440347.77
CRS
WGS84 UTM
Elevation
1274.83 m
Azimuth
270 °
Dip
-60 °
Loc. Confidence
high
Loc. Source
document

QA/QC

Laboratory
Andes Analytical Assay
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-07-07T00:00:00.000Z

Reasoning: This copper intercept shows good grade, contributing positively to the overall mineralization.

Evidence · table

“1.11”

Context: 18

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 14.4

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

Nearology Playneutral

Value premise rests on proximity to a known deposit rather than own results.

Why it applies: proximity is offered as the value premise: "The ongoing step-out program continues to support the geological model: multiple high-grade, stacked mantos with dominan"

SPRD-09Pampa Medina · silverGrade: 7.4Grade Unit: g/tIntercept: 18 mView all details
Link to this fact

Identity

Hole ID
SPRD-09
Project
Pampa Medina
Commodity
silver
Region
chile
Reported Region
chile
Ticker
MARI

Geometry

Grade
7.4
Grade Unit
g/t
Intercept
18 m
True Width
14.4 m
From
520 m
To
538 m
Hole Depth
1050 m
Intercept Depth
192 m

Classification

Deposit Type
other
Program
exploration
Sample Type
drill
Group ID
SPRD-09:520-538
Mining Method
mixed

Location

Easting
406730.98
Northing
7440347.77
CRS
WGS84 UTM
Elevation
1274.83 m
Azimuth
270 °
Dip
-60 °
Loc. Confidence
high
Loc. Source
document

QA/QC

Laboratory
Andes Analytical Assay
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-07-07T00:00:00.000Z

Reasoning: This silver intercept shows good grade, contributing positively to the overall mineralization.

Evidence · table

“7.4”

Context: 18

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 14.4

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

Nearology Playneutral

Value premise rests on proximity to a known deposit rather than own results.

Why it applies: proximity is offered as the value premise: "The ongoing step-out program continues to support the geological model: multiple high-grade, stacked mantos with dominan"

SPRD-09Pampa Medina · copperGrade: 0.77Grade Unit: %Intercept: 6 mView all details
Link to this fact

Identity

Hole ID
SPRD-09
Project
Pampa Medina
Commodity
copper
Region
chile
Reported Region
chile
Ticker
MARI

Geometry

Grade
0.77
Grade Unit
%
Intercept
6 m
True Width
4.8 m
From
940 m
To
946 m
Hole Depth
1050 m
Intercept Depth
192 m

Classification

Deposit Type
other
Program
exploration
Sample Type
drill
Group ID
SPRD-09:940-946
Mining Method
mixed

Location

Easting
406730.98
Northing
7440347.77
CRS
WGS84 UTM
Elevation
1274.83 m
Azimuth
270 °
Dip
-60 °
Loc. Confidence
high
Loc. Source
document

QA/QC

Laboratory
Andes Analytical Assay
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-07-07T00:00:00.000Z

Reasoning: This copper intercept shows good grade, contributing positively to the overall mineralization.

Evidence · table

“0.77”

Context: 6

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 4.8

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

Nearology Playneutral

Value premise rests on proximity to a known deposit rather than own results.

Why it applies: proximity is offered as the value premise: "The ongoing step-out program continues to support the geological model: multiple high-grade, stacked mantos with dominan"

SPRD-09Pampa Medina · silverGrade: 2Grade Unit: g/tIntercept: 6 mView all details
Link to this fact

Identity

Hole ID
SPRD-09
Project
Pampa Medina
Commodity
silver
Region
chile
Reported Region
chile
Ticker
MARI

Geometry

Grade
2
Grade Unit
g/t
Intercept
6 m
True Width
4.8 m
From
940 m
To
946 m
Hole Depth
1050 m
Intercept Depth
192 m

Classification

Deposit Type
other
Program
exploration
Sample Type
drill
Group ID
SPRD-09:940-946
Mining Method
mixed

Location

Easting
406730.98
Northing
7440347.77
CRS
WGS84 UTM
Elevation
1274.83 m
Azimuth
270 °
Dip
-60 °
Loc. Confidence
high
Loc. Source
document

QA/QC

Laboratory
Andes Analytical Assay
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-07-07T00:00:00.000Z

Reasoning: This silver intercept is low grade and below the project's average, contributing minimally to the overall prospectivity.

Evidence · table

“2.0”

Context: 6

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 4.8

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

Nearology Playneutral

Value premise rests on proximity to a known deposit rather than own results.

Why it applies: proximity is offered as the value premise: "The ongoing step-out program continues to support the geological model: multiple high-grade, stacked mantos with dominan"

SPRD-09Pampa Medina · copperGrade: 1.05Grade Unit: %Intercept: 6 mView all details
Link to this fact

Identity

Hole ID
SPRD-09
Project
Pampa Medina
Commodity
copper
Region
chile
Reported Region
chile
Ticker
MARI

Geometry

Grade
1.05
Grade Unit
%
Intercept
6 m
True Width
4.8 m
From
1006 m
To
1012 m
Hole Depth
1050 m
Intercept Depth
192 m

Classification

Deposit Type
other
Program
exploration
Sample Type
drill
Group ID
SPRD-09:1006-1012
Mining Method
mixed

Location

Easting
406730.98
Northing
7440347.77
CRS
WGS84 UTM
Elevation
1274.83 m
Azimuth
270 °
Dip
-60 °
Loc. Confidence
high
Loc. Source
document

QA/QC

Laboratory
Andes Analytical Assay
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-07-07T00:00:00.000Z

Reasoning: This copper intercept shows good grade, contributing positively to the overall mineralization.

Evidence · table

“1.05”

Context: 6

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 4.8

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

Nearology Playneutral

Value premise rests on proximity to a known deposit rather than own results.

Why it applies: proximity is offered as the value premise: "The ongoing step-out program continues to support the geological model: multiple high-grade, stacked mantos with dominan"

SPRD-09Pampa Medina · silverGrade: 8.3Grade Unit: g/tIntercept: 6 mView all details
Link to this fact

Identity

Hole ID
SPRD-09
Project
Pampa Medina
Commodity
silver
Region
chile
Reported Region
chile
Ticker
MARI

Geometry

Grade
8.3
Grade Unit
g/t
Intercept
6 m
True Width
4.8 m
From
1006 m
To
1012 m
Hole Depth
1050 m
Intercept Depth
192 m

Classification

Deposit Type
other
Program
exploration
Sample Type
drill
Group ID
SPRD-09:1006-1012
Mining Method
mixed

Location

Easting
406730.98
Northing
7440347.77
CRS
WGS84 UTM
Elevation
1274.83 m
Azimuth
270 °
Dip
-60 °
Loc. Confidence
high
Loc. Source
document

QA/QC

Laboratory
Andes Analytical Assay
QA/QC Disclosed
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-07-07T00:00:00.000Z

Reasoning: This silver intercept shows good grade, contributing positively to the overall mineralization.

Evidence · table

“8.3”

Context: 6

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 4.8

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

Nearology Playneutral

Value premise rests on proximity to a known deposit rather than own results.

Why it applies: proximity is offered as the value premise: "The ongoing step-out program continues to support the geological model: multiple high-grade, stacked mantos with dominan"

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.