Algo Grande Copper Intersects 30.23 Metres Grading 1.5% CuEq, including 3.55 Metres at 9.4% CuEq and 1.2-Metre Interval at 15.8% CuEq, 100 Metres Vertical Step-Out from Historical Intersects

Original announcement by accesswire on

Company
Algo Grande Copper Corp.
Ticker
ALGR
Exchange
Unavailable
Region
Sonora, Mexico
Primary commodity
Copper
Secondary commodities
Silver, Gold, Zinc
Document categories
Drill results
Extracted
2026-09-12 00:00:11 UTC

Analysis by Minestarters Atlas

Minestarters Atlas analysis

Summary

Algo Grande Copper reported high-grade Phase II drill results from the Adelita Project in Mexico, featuring a 30.23m intercept at 1.5% CuEq. The results include high-grade sub-intervals of up to 15.8% CuEq and represent a 100-metre vertical step-out above previously reported Phase I mineralization.

Reasoning: The drill results report exceptionally high-grade copper-equivalent intercepts (up to 15.8% CuEq) that extend the known mineralization 100m shallower than previous Phase I results, representing a significant step-out and discovery expansion.

Positive factors

  • High-grade CuEq intercepts
  • Step-out extension (100m shallower than Phase I)
  • QA/QC disclosed
  • Skarn mineralization confirmed

Negative factors

  • True width not determined
  • Zinc recovery/penalty status unknown

Facts used in scoring: 5

Classification and evidence

Step-Outpositive · Story-specific tag

No canonical definition is currently available.

Why it applies: The intercept is 100m shallower than Phase I results.

Extracted facts

Stored fact records: 5. Some facts used in scoring do not have a stored record.

Drill Results (5)

AG-CG-PH2-002Adelita · copperGrade: 0.83Grade Unit: %Intercept: 30.23 mHistorical resultNeeds review: historical_restatementView all details
Link to this fact

Identity

Hole ID
AG-CG-PH2-002
Project
Adelita
Commodity
copper
Region
mexico
Reported Region
mexico
Ticker
ALGR

Geometry

Grade
0.83
Grade Unit
%
Intercept
30.23 m
From
146.7 m
To
176.93 m
Hole Depth
661.8 m
Intercept Depth
146.7 m

Classification

Deposit Type
skarn
Program
resource
Sample Type
drill
Group ID
AG-CG-PH2-002:146.7-176.93
Mining Method
unknown

Location

Location
Cerro Grande
Easting
738897
Northing
2961802
CRS
WGS84, UTM Zone 12N
Elevation
582 m
Azimuth
110 °
Dip
80 °
Loc. Confidence
medium
Loc. Source
document

QA/QC

Laboratory
ALS Laboratories
QA/QC Disclosed
Yes
Lab Certified
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Metal Equivalent

Metal Eq. Grade
1.5
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
Yes
Review Reason
historical_restatement
Interp. Status
scored
Historical
Yes

Dates

Event date
2026-09-11T00:00:00.000Z

Reasoning: Primary copper grade in a high-grade skarn intercept.

Positive factors

  • High grade intercept

Negative factors

  • True width not determined

Evidence · text

“AG-CG-PH2-002 intersected 30.23 metres grading 1.5% copper-equivalent ("CuEq") from 146.70 metres”

Tags used in scoring

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

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "resource"

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: "PR Content Writing Press Release creation and optimization for SEO and audience engagement Resources Blog Topics Public "

AG-CG-PH2-002Adelita · silverGrade: 47.3Grade Unit: g/tIntercept: 30.23 mView all details
Link to this fact

Identity

Hole ID
AG-CG-PH2-002
Project
Adelita
Commodity
silver
Region
mexico
Reported Region
mexico
Ticker
ALGR

Geometry

Grade
47.3
Grade Unit
g/t
Intercept
30.23 m
From
146.7 m
To
176.93 m
Hole Depth
661.8 m
Intercept Depth
146.7 m

Classification

Deposit Type
skarn
Program
resource
Sample Type
drill
Group ID
AG-CG-PH2-002:146.7-176.93
Mining Method
unknown

Location

Location
Cerro Grande
Easting
738897
Northing
2961802
CRS
WGS84, UTM Zone 12N
Elevation
582 m
Azimuth
110 °
Dip
80 °
Loc. Confidence
medium
Loc. Source
document

QA/QC

Laboratory
ALS Laboratories
QA/QC Disclosed
Yes
Lab Certified
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-09-11T00:00:00.000Z

Reasoning: Silver component of the CuEq intercept.

Evidence · text

“0.83% Cu, 47.3 g/t Ag, 0.40 g/t Au”

Tags used in scoring

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

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "resource"

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: "PR Content Writing Press Release creation and optimization for SEO and audience engagement Resources Blog Topics Public "

AG-CG-PH2-002Adelita · goldGrade: 0.4Grade Unit: g/tIntercept: 30.23 mView all details
Link to this fact

Identity

Hole ID
AG-CG-PH2-002
Project
Adelita
Commodity
gold
Region
mexico
Reported Region
mexico
Ticker
ALGR

Geometry

Grade
0.4
Grade Unit
g/t
Intercept
30.23 m
From
146.7 m
To
176.93 m
Hole Depth
661.8 m
Intercept Depth
146.7 m

Classification

Deposit Type
skarn
Program
resource
Sample Type
drill
Group ID
AG-CG-PH2-002:146.7-176.93
Mining Method
unknown

Location

Location
Cerro Grande
Easting
738897
Northing
2961802
CRS
WGS84, UTM Zone 12N
Elevation
582 m
Azimuth
110 °
Dip
80 °
Loc. Confidence
medium
Loc. Source
document

QA/QC

Laboratory
ALS Laboratories
QA/QC Disclosed
Yes
Lab Certified
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-09-11T00:00:00.000Z

Reasoning: Gold component of the CuEq intercept.

Evidence · text

“0.83% Cu, 47.3 g/t Ag, 0.40 g/t Au”

Tags used in scoring

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

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "resource"

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: "PR Content Writing Press Release creation and optimization for SEO and audience engagement Resources Blog Topics Public "

AG-CG-PH2-002Adelita · copperGrade: 5.26Grade Unit: %Intercept: 3.55 mView all details
Link to this fact

Identity

Hole ID
AG-CG-PH2-002
Project
Adelita
Commodity
copper
Region
mexico
Reported Region
mexico
Ticker
ALGR

Geometry

Grade
5.26
Grade Unit
%
Intercept
3.55 m
From
146.7 m
To
176.93 m
Hole Depth
661.8 m
Intercept Depth
146.7 m

Classification

Deposit Type
skarn
Program
resource
Sample Type
drill
Group ID
AG-CG-PH2-002:146.7-176.93
Mining Method
unknown

Location

Location
Cerro Grande
Easting
738897
Northing
2961802
CRS
WGS84, UTM Zone 12N
Elevation
582 m
Azimuth
110 °
Dip
80 °
Loc. Confidence
medium
Loc. Source
document

QA/QC

Laboratory
ALS Laboratories
QA/QC Disclosed
Yes
Lab Certified
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Metal Equivalent

Metal Eq. Grade
9.4
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-09-11T00:00:00.000Z

Reasoning: High-grade sub-interval within the main intercept.

Positive factors

  • High-grade core

Evidence · text

“including 3.55 metres grading 9.4% CuEq (5.26% Cu, 311.8 g/t Ag, 2.22 g/t Au)”

Tags used in scoring

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

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "resource"

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: "PR Content Writing Press Release creation and optimization for SEO and audience engagement Resources Blog Topics Public "

AG-CG-PH2-002Adelita · copperGrade: 9.84Grade Unit: %Intercept: 1.2 mView all details
Link to this fact

Identity

Hole ID
AG-CG-PH2-002
Project
Adelita
Commodity
copper
Region
mexico
Reported Region
mexico
Ticker
ALGR

Geometry

Grade
9.84
Grade Unit
%
Intercept
1.2 m
From
146.7 m
To
176.93 m
Hole Depth
661.8 m
Intercept Depth
146.7 m

Classification

Deposit Type
skarn
Program
resource
Sample Type
drill
Group ID
AG-CG-PH2-002:146.7-176.93
Mining Method
unknown

Location

Location
Cerro Grande
Easting
738897
Northing
2961802
CRS
WGS84, UTM Zone 12N
Elevation
582 m
Azimuth
110 °
Dip
80 °
Loc. Confidence
medium
Loc. Source
document

QA/QC

Laboratory
ALS Laboratories
QA/QC Disclosed
Yes
Lab Certified
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Metal Equivalent

Metal Eq. Grade
15.8
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-09-11T00:00:00.000Z

Reasoning: Peak high-grade interval.

Positive factors

  • Extremely high grade

Evidence · text

“and a 1.20-metre interval of 15.8% CuEq (9.84% Cu, 638 g/t Ag, 0.95 g/t Au)”

Tags used in scoring

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

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "resource"

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: "PR Content Writing Press Release creation and optimization for SEO and audience engagement Resources Blog Topics Public "

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.