Aldebaran Reports 1,339.30 m of 0.45% CuEq (0.38% Cu, 0.14 g/t Au & 2.54 g/t Ag) including 500 m of 0.71% CuEq (0.58% Cu, 0.35 g/t Au & 1.42 g/t Ag) at the Altar Copper-Gold Project in San Juan, Argentina

Original announcement by tmx on

Company
Aldebaran Resources Inc.
Ticker
ALDE
Exchange
TSX
Region
San Juan, Argentina
Primary commodity
Copper
Secondary commodities
Gold, Silver, Molybdenum
Document categories
Drill results
Extracted
2026-09-13 11:02:05 UTC

Analysis by Minestarters Atlas

Minestarters Atlas analysis

Summary

Aldebaran Resources reported significant drill results from its infill program at the Altar Copper-Gold Project in San Juan, Argentina, including 1,339.30 m of 0.45% CuEq and 1,059.20 m of 0.51% CuEq. These results aim to upgrade resource blocks to Measured and Indicated categories, demonstrating the size and quality of the deposit. The company also confirmed that intervals represent true thickness and provided detailed metal equivalent assumptions and QA/QC protocols.

Reasoning: The infill drilling program at the Altar Copper-Gold Project delivered multiple long and high-grade copper equivalent intercepts, confirming mineralization continuity and supporting the upgrade of inferred resources to higher confidence categories, which is a material de-risking step for the project.

Positive factors

  • Long, high-grade copper equivalent intercepts demonstrate significant mineralization
  • Infill drilling successfully confirms continuity and aims to upgrade resource categories
  • True thickness of intervals is stated, providing higher confidence in geometry
  • Detailed metal equivalent assumptions are disclosed, enhancing transparency
  • Comprehensive QA/QC procedures are outlined, including certified lab and QP sign-off

Facts used in scoring: 24

Classification and evidence

True Width Disclosedpositive

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

Why it applies: The document explicitly states: 'Intervals represent true thickness of the deposit.'

Evidence · text

“Intervals represent true thickness of the 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 details systematic and rigorous sampling and analytical protocols, including the use of certified standards, blanks, and duplicates, and mentions a certified ALS laboratory.

Evidence · text

“Altar follows systematic and rigorous sampling and analytical protocols which meet and exceed industry standards. ... Aldebaran independently inserts certified control standards (Super Certified Reference Materials (SCRM’s), coarse field blanks, and duplicates into the sample stream to monitor data quality.”

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: Metal equivalent grade is reported with full disclosure of metal prices and recoveries used in the calculation.

Evidence · text

“CuEq values were calculated using copper, gold, silver, and molybdenum. Metal prices utilized for the calculations are Cu = US$3.00/lb, Au = US$1,400/oz, Ag = US$18/oz, and Mo = US$10/lb. Recoveries used for the supporting metals found in the CuEq equation are as follows: Au = 50%, Ag = 51%, (based on historical metallurgical test work) and Mo = 70% (benchmarking from similar deposits).”

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: The document explicitly states the program is an 'infill drilling program' with the goal to 'upgrade resource blocks classified as Inferred to the Measured & Indicated categories'.

Evidence · text

“results of seven holes from the infill drilling program at the Altar project in San Juan, Argentina. The goal of these holes was to upgrade resource blocks classified as Inferred to the Measured & Indicated categories.”

Extracted facts

Stored fact records: 24. Some facts used in scoring do not have a stored record.

Drill Results (24)

ALD-26-036EXTAltar · copperGrade: 0.37Grade Unit: %Intercept: 54 mView all details
Link to this fact

Identity

Hole ID
ALD-26-036EXT
Project
Altar
Commodity
copper
Region
argentina
Reported Region
argentina
Ticker
ALDE

Geometry

Grade
0.37
Grade Unit
%
Intercept
54 m
True Width
54 m
From
24 m
To
78 m
Hole Depth
950.1 m
Intercept Depth
24 m

Classification

Deposit Type
porphyry
Program
resource
Sample Type
drill
Group ID
ALD-26-036EXT:24-78
Mining Method
open_pit

QA/QC

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

Metal Equivalent

Metal Eq. Grade
0.37
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-05-21T00:00:00.000Z

Reasoning: A solid intercept contributing to the overall resource upgrade program, with good grade and disclosed true width.

Positive factors

  • Good copper equivalent grade for porphyry deposit
  • True width disclosed
  • Part of resource upgrade program

Evidence · table

“0.37”

Context: 54.00

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 54

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: "Aldebaran Reports 1,339.30 m of 0.45% CuEq (0.38% Cu, 0.14 g/t Au & 2.54 g/t Ag) including 500 m of 0.71% CuEq (0.58% Cu"

ALD-26-036EXTAltar · copperGrade: 0.54Grade Unit: %Intercept: 826.1 mView all details
Link to this fact

Identity

Hole ID
ALD-26-036EXT
Project
Altar
Commodity
copper
Region
argentina
Reported Region
argentina
Ticker
ALDE

Geometry

Grade
0.54
Grade Unit
%
Intercept
826.1 m
True Width
826.1 m
From
124 m
To
950.1 m
Hole Depth
950.1 m
Intercept Depth
24 m

Classification

Deposit Type
porphyry
Program
resource
Sample Type
drill
Group ID
ALD-26-036EXT:124-950.1
Mining Method
open_pit

QA/QC

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

Metal Equivalent

Metal Eq. Grade
0.54
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-05-21T00:00:00.000Z

Reasoning: A very long and strong copper equivalent intercept, indicating significant and continuous mineralization, highly material for resource definition.

Positive factors

  • Exceptional intercept length for a porphyry deposit
  • Strong copper equivalent grade
  • True width disclosed
  • Part of resource upgrade program

Evidence · table

“0.54”

Context: 826.10

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 826.1

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: "Aldebaran Reports 1,339.30 m of 0.45% CuEq (0.38% Cu, 0.14 g/t Au & 2.54 g/t Ag) including 500 m of 0.71% CuEq (0.58% Cu"

ALD-26-036EXTAltar · copperGrade: 1.07Grade Unit: %Intercept: 98 mView all details
Link to this fact

Identity

Hole ID
ALD-26-036EXT
Project
Altar
Commodity
copper
Region
argentina
Reported Region
argentina
Ticker
ALDE

Geometry

Grade
1.07
Grade Unit
%
Intercept
98 m
True Width
98 m
From
140 m
To
238 m
Hole Depth
950.1 m
Intercept Depth
24 m

Classification

Deposit Type
porphyry
Program
resource
Sample Type
drill
Group ID
ALD-26-036EXT:140-238
Mining Method
open_pit

QA/QC

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

Metal Equivalent

Metal Eq. Grade
1.07
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-05-21T00:00:00.000Z

Reasoning: A high-grade sub-interval within a longer intercept, indicating a very strong zone of mineralization, highly material for resource definition.

Positive factors

  • Exceptional copper equivalent grade for a porphyry deposit
  • Strong intercept length
  • True width disclosed
  • Part of resource upgrade program

Evidence · table

“1.07”

Context: 98.00

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 98

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: "Aldebaran Reports 1,339.30 m of 0.45% CuEq (0.38% Cu, 0.14 g/t Au & 2.54 g/t Ag) including 500 m of 0.71% CuEq (0.58% Cu"

ALD-26-036EXTAltar · copperGrade: 0.68Grade Unit: %Intercept: 78 mView all details
Link to this fact

Identity

Hole ID
ALD-26-036EXT
Project
Altar
Commodity
copper
Region
argentina
Reported Region
argentina
Ticker
ALDE

Geometry

Grade
0.68
Grade Unit
%
Intercept
78 m
True Width
78 m
From
280 m
To
358 m
Hole Depth
950.1 m
Intercept Depth
24 m

Classification

Deposit Type
porphyry
Program
resource
Sample Type
drill
Group ID
ALD-26-036EXT:280-358
Mining Method
open_pit

QA/QC

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

Metal Equivalent

Metal Eq. Grade
0.68
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-05-21T00:00:00.000Z

Reasoning: A strong sub-interval contributing to the overall resource upgrade program, with good grade and disclosed true width.

Positive factors

  • Strong copper equivalent grade for a porphyry deposit
  • Good intercept length
  • True width disclosed
  • Part of resource upgrade program

Evidence · table

“0.68”

Context: 78.00

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

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: "Aldebaran Reports 1,339.30 m of 0.45% CuEq (0.38% Cu, 0.14 g/t Au & 2.54 g/t Ag) including 500 m of 0.71% CuEq (0.58% Cu"

ALD-26-036EXTAltar · copperGrade: 0.61Grade Unit: %Intercept: 42 mView all details
Link to this fact

Identity

Hole ID
ALD-26-036EXT
Project
Altar
Commodity
copper
Region
argentina
Reported Region
argentina
Ticker
ALDE

Geometry

Grade
0.61
Grade Unit
%
Intercept
42 m
True Width
42 m
From
416 m
To
458 m
Hole Depth
950.1 m
Intercept Depth
24 m

Classification

Deposit Type
porphyry
Program
resource
Sample Type
drill
Group ID
ALD-26-036EXT:416-458
Mining Method
open_pit

QA/QC

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

Metal Equivalent

Metal Eq. Grade
0.61
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-05-21T00:00:00.000Z

Reasoning: A strong sub-interval contributing to the overall resource upgrade program, with good grade and disclosed true width.

Positive factors

  • Strong copper equivalent grade for a porphyry deposit
  • Good intercept length
  • True width disclosed
  • Part of resource upgrade program

Evidence · table

“0.61”

Context: 42.00

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 42

QA/QC Disclosedpositive

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

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

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

Why it applies: no cutoff_grade was stated

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: "Aldebaran Reports 1,339.30 m of 0.45% CuEq (0.38% Cu, 0.14 g/t Au & 2.54 g/t Ag) including 500 m of 0.71% CuEq (0.58% Cu"

ALD-26-036EXTAltar · copperGrade: 0.62Grade Unit: %Intercept: 48 mView all details
Link to this fact

Identity

Hole ID
ALD-26-036EXT
Project
Altar
Commodity
copper
Region
argentina
Reported Region
argentina
Ticker
ALDE

Geometry

Grade
0.62
Grade Unit
%
Intercept
48 m
True Width
48 m
From
690 m
To
738 m
Hole Depth
950.1 m
Intercept Depth
24 m

Classification

Deposit Type
porphyry
Program
resource
Sample Type
drill
Group ID
ALD-26-036EXT:690-738
Mining Method
open_pit

QA/QC

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

Metal Equivalent

Metal Eq. Grade
0.62
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-05-21T00:00:00.000Z

Reasoning: A strong sub-interval contributing to the overall resource upgrade program, with good grade and disclosed true width.

Positive factors

  • Strong copper equivalent grade for a porphyry deposit
  • Good intercept length
  • True width disclosed
  • Part of resource upgrade program

Evidence · table

“0.62”

Context: 48.00

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 48

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: "Aldebaran Reports 1,339.30 m of 0.45% CuEq (0.38% Cu, 0.14 g/t Au & 2.54 g/t Ag) including 500 m of 0.71% CuEq (0.58% Cu"

ALD-25-173EXTAltar · copperGrade: 0.45Grade Unit: %Intercept: 1339.3 mView all details
Link to this fact

Identity

Hole ID
ALD-25-173EXT
Project
Altar
Commodity
copper
Region
argentina
Reported Region
argentina
Ticker
ALDE

Geometry

Grade
0.45
Grade Unit
%
Intercept
1339.3 m
True Width
1339.3 m
From
12 m
To
1351.3 m
Hole Depth
1352.3 m
Intercept Depth
12 m

Classification

Deposit Type
porphyry
Program
resource
Sample Type
drill
Group ID
ALD-25-173EXT:12-1351.3
Mining Method
open_pit

QA/QC

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

Metal Equivalent

Metal Eq. Grade
0.45
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-05-21T00:00:00.000Z

Reasoning: An exceptionally long and strong copper equivalent intercept, highly material for defining the scale and continuity of the Altar porphyry deposit.

Positive factors

  • Exceptional intercept length, demonstrating vast mineralization
  • Strong copper equivalent grade for a porphyry deposit
  • True width disclosed
  • Part of resource upgrade program

Evidence · table

“0.45”

Context: 1,339.30

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 1339.3

QA/QC Disclosedpositive

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

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

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

Why it applies: no cutoff_grade was stated

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: "Aldebaran Reports 1,339.30 m of 0.45% CuEq (0.38% Cu, 0.14 g/t Au & 2.54 g/t Ag) including 500 m of 0.71% CuEq (0.58% Cu"

ALD-25-173EXTAltar · copperGrade: 0.71Grade Unit: %Intercept: 500 mView all details
Link to this fact

Identity

Hole ID
ALD-25-173EXT
Project
Altar
Commodity
copper
Region
argentina
Reported Region
argentina
Ticker
ALDE

Geometry

Grade
0.71
Grade Unit
%
Intercept
500 m
True Width
500 m
From
326 m
To
826 m
Hole Depth
1352.3 m
Intercept Depth
12 m

Classification

Deposit Type
porphyry
Program
resource
Sample Type
drill
Group ID
ALD-25-173EXT:326-826
Mining Method
open_pit

QA/QC

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

Metal Equivalent

Metal Eq. Grade
0.71
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-05-21T00:00:00.000Z

Reasoning: A very long and high-grade sub-interval, indicating a significant zone of strong mineralization within the broader intercept, highly material for resource definition.

Positive factors

  • Exceptional intercept length and strong copper equivalent grade for a porphyry deposit
  • True width disclosed
  • Part of resource upgrade program

Evidence · table

“0.71”

Context: 500.00

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 500

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: "Aldebaran Reports 1,339.30 m of 0.45% CuEq (0.38% Cu, 0.14 g/t Au & 2.54 g/t Ag) including 500 m of 0.71% CuEq (0.58% Cu"

ALD-25-173EXTAltar · copperGrade: 0.94Grade Unit: %Intercept: 96 mView all details
Link to this fact

Identity

Hole ID
ALD-25-173EXT
Project
Altar
Commodity
copper
Region
argentina
Reported Region
argentina
Ticker
ALDE

Geometry

Grade
0.94
Grade Unit
%
Intercept
96 m
True Width
96 m
From
436 m
To
532 m
Hole Depth
1352.3 m
Intercept Depth
12 m

Classification

Deposit Type
porphyry
Program
resource
Sample Type
drill
Group ID
ALD-25-173EXT:436-532
Mining Method
open_pit

QA/QC

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

Metal Equivalent

Metal Eq. Grade
0.94
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-05-21T00:00:00.000Z

Reasoning: A very high-grade sub-interval, indicating a significant and rich zone of mineralization, highly material for resource definition.

Positive factors

  • Exceptional copper equivalent grade for a porphyry deposit
  • Strong intercept length
  • True width disclosed
  • Part of resource upgrade program

Evidence · table

“0.94”

Context: 96.00

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 96

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: "Aldebaran Reports 1,339.30 m of 0.45% CuEq (0.38% Cu, 0.14 g/t Au & 2.54 g/t Ag) including 500 m of 0.71% CuEq (0.58% Cu"

ALD-25-173EXTAltar · copperGrade: 1Grade Unit: %Intercept: 60 mView all details
Link to this fact

Identity

Hole ID
ALD-25-173EXT
Project
Altar
Commodity
copper
Region
argentina
Reported Region
argentina
Ticker
ALDE

Geometry

Grade
1
Grade Unit
%
Intercept
60 m
True Width
60 m
From
606 m
To
666 m
Hole Depth
1352.3 m
Intercept Depth
12 m

Classification

Deposit Type
porphyry
Program
resource
Sample Type
drill
Group ID
ALD-25-173EXT:606-666
Mining Method
open_pit

QA/QC

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

Metal Equivalent

Metal Eq. Grade
1
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-05-21T00:00:00.000Z

Reasoning: A very high-grade sub-interval, indicating a significant and rich zone of mineralization, highly material for resource definition.

Positive factors

  • Exceptional copper equivalent grade for a porphyry deposit
  • Strong intercept length
  • True width disclosed
  • Part of resource upgrade program

Evidence · table

“1.00”

Context: 60.00

Tags used in scoring

True Width Disclosedpositive

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

Why it applies: true_width_m is 60

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: "Aldebaran Reports 1,339.30 m of 0.45% CuEq (0.38% Cu, 0.14 g/t Au & 2.54 g/t Ag) including 500 m of 0.71% CuEq (0.58% Cu"

ALD-26-174EXTAltar · copperGrade: 0.43Grade Unit: %Intercept: 1198 mView all details
Link to this fact

Identity

Hole ID
ALD-26-174EXT
Project
Altar
Commodity
copper
Region
argentina
Reported Region
argentina
Ticker
ALDE

Geometry

Grade
0.43
Grade Unit
%
Intercept
1198 m
True Width
1198 m
From
92 m
To
1290 m
Hole Depth
1290 m
Intercept Depth
92 m

Classification

Deposit Type
porphyry
Program
resource
Sample Type
drill
Group ID
ALD-26-174EXT:92-1290
Mining Method
open_pit

QA/QC

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

Metal Equivalent

Metal Eq. Grade
0.43
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-05-21T00:00:00.000Z

Reasoning: A very long and strong copper equivalent intercept, indicating significant and continuous mineralization, highly material for resource definition.

Positive factors

  • Exceptional intercept length, demonstrating vast mineralization
  • Strong copper equivalent grade for a porphyry deposit
  • True width disclosed
  • Part of resource upgrade program

Evidence · table

“0.43”

Context: 1,198.00

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 1198

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: "Aldebaran Reports 1,339.30 m of 0.45% CuEq (0.38% Cu, 0.14 g/t Au & 2.54 g/t Ag) including 500 m of 0.71% CuEq (0.58% Cu"

ALD-26-174EXTAltar · copperGrade: 0.63Grade Unit: %Intercept: 388 mView all details
Link to this fact

Identity

Hole ID
ALD-26-174EXT
Project
Altar
Commodity
copper
Region
argentina
Reported Region
argentina
Ticker
ALDE

Geometry

Grade
0.63
Grade Unit
%
Intercept
388 m
True Width
388 m
From
530 m
To
918 m
Hole Depth
1290 m
Intercept Depth
92 m

Classification

Deposit Type
porphyry
Program
resource
Sample Type
drill
Group ID
ALD-26-174EXT:530-918
Mining Method
open_pit

QA/QC

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

Metal Equivalent

Metal Eq. Grade
0.63
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-05-21T00:00:00.000Z

Reasoning: A very long and high-grade sub-interval, indicating a significant zone of strong mineralization within the broader intercept, highly material for resource definition.

Positive factors

  • Exceptional intercept length and strong copper equivalent grade for a porphyry deposit
  • True width disclosed
  • Part of resource upgrade program

Evidence · table

“0.63”

Context: 388.00

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 388

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: "Aldebaran Reports 1,339.30 m of 0.45% CuEq (0.38% Cu, 0.14 g/t Au & 2.54 g/t Ag) including 500 m of 0.71% CuEq (0.58% Cu"

ALD-26-180EXTAltar · copperGrade: 0.28Grade Unit: %Intercept: 895 mView all details
Link to this fact

Identity

Hole ID
ALD-26-180EXT
Project
Altar
Commodity
copper
Region
argentina
Reported Region
argentina
Ticker
ALDE

Geometry

Grade
0.28
Grade Unit
%
Intercept
895 m
True Width
895 m
From
496 m
To
1391 m
Hole Depth
1391 m
Intercept Depth
496 m

Classification

Deposit Type
porphyry
Program
resource
Sample Type
drill
Group ID
ALD-26-180EXT:496-1391
Mining Method
open_pit

QA/QC

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

Metal Equivalent

Metal Eq. Grade
0.28
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-05-21T00:00:00.000Z

Reasoning: A very long intercept with a moderate copper equivalent grade, contributing to the overall understanding of the deposit's scale.

Positive factors

  • Exceptional intercept length, demonstrating vast mineralization
  • Moderate copper equivalent grade for a porphyry deposit
  • True width disclosed
  • Part of resource upgrade program

Evidence · table

“0.28”

Context: 895.00

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 895

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: "Aldebaran Reports 1,339.30 m of 0.45% CuEq (0.38% Cu, 0.14 g/t Au & 2.54 g/t Ag) including 500 m of 0.71% CuEq (0.58% Cu"

ALD-26-187D ExtAltar · copperGrade: 0.37Grade Unit: %Intercept: 934 mView all details
Link to this fact

Identity

Hole ID
ALD-26-187D Ext
Project
Altar
Commodity
copper
Region
argentina
Reported Region
argentina
Ticker
ALDE

Geometry

Grade
0.37
Grade Unit
%
Intercept
934 m
True Width
934 m
From
324 m
To
1258 m
Hole Depth
1258 m
Intercept Depth
324 m

Classification

Deposit Type
porphyry
Program
resource
Sample Type
drill
Group ID
ALD-26-187D Ext:324-1258
Mining Method
open_pit

QA/QC

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

Metal Equivalent

Metal Eq. Grade
0.37
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-05-21T00:00:00.000Z

Reasoning: A very long and strong copper equivalent intercept, indicating significant and continuous mineralization, highly material for resource definition.

Positive factors

  • Exceptional intercept length, demonstrating vast mineralization
  • Strong copper equivalent grade for a porphyry deposit
  • True width disclosed
  • Part of resource upgrade program

Evidence · table

“0.37”

Context: 934.00

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 934

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: "Aldebaran Reports 1,339.30 m of 0.45% CuEq (0.38% Cu, 0.14 g/t Au & 2.54 g/t Ag) including 500 m of 0.71% CuEq (0.58% Cu"

ALD-26-187D ExtAltar · copperGrade: 0.6Grade Unit: %Intercept: 50 mView all details
Link to this fact

Identity

Hole ID
ALD-26-187D Ext
Project
Altar
Commodity
copper
Region
argentina
Reported Region
argentina
Ticker
ALDE

Geometry

Grade
0.6
Grade Unit
%
Intercept
50 m
True Width
50 m
From
475 m
To
525 m
Hole Depth
1258 m
Intercept Depth
324 m

Classification

Deposit Type
porphyry
Program
resource
Sample Type
drill
Group ID
ALD-26-187D Ext:475-525
Mining Method
open_pit

QA/QC

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

Metal Equivalent

Metal Eq. Grade
0.6
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-05-21T00:00:00.000Z

Reasoning: A strong sub-interval contributing to the overall resource upgrade program, with good grade and disclosed true width.

Positive factors

  • Strong copper equivalent grade for a porphyry deposit
  • Good intercept length
  • True width disclosed
  • Part of resource upgrade program

Evidence · table

“0.60”

Context: 50.00

Tags used in scoring

True Width Disclosedpositive

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

Why it applies: true_width_m is 50

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: "Aldebaran Reports 1,339.30 m of 0.45% CuEq (0.38% Cu, 0.14 g/t Au & 2.54 g/t Ag) including 500 m of 0.71% CuEq (0.58% Cu"

ALD-26-199EXTAltar · copperGrade: 0.51Grade Unit: %Intercept: 1059.2 mView all details
Link to this fact

Identity

Hole ID
ALD-26-199EXT
Project
Altar
Commodity
copper
Region
argentina
Reported Region
argentina
Ticker
ALDE

Geometry

Grade
0.51
Grade Unit
%
Intercept
1059.2 m
True Width
1059.2 m
From
326 m
To
1385.2 m
Hole Depth
1385.2 m
Intercept Depth
326 m

Classification

Deposit Type
porphyry
Program
resource
Sample Type
drill
Group ID
ALD-26-199EXT:326-1385.2
Mining Method
open_pit

QA/QC

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

Metal Equivalent

Metal Eq. Grade
0.51
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-05-21T00:00:00.000Z

Reasoning: A very long and strong copper equivalent intercept, indicating significant and continuous mineralization, highly material for resource definition.

Positive factors

  • Exceptional intercept length, demonstrating vast mineralization
  • Strong copper equivalent grade for a porphyry deposit
  • True width disclosed
  • Part of resource upgrade program

Evidence · table

“0.51”

Context: 1,059.20

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 1059.2

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

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: "Aldebaran Reports 1,339.30 m of 0.45% CuEq (0.38% Cu, 0.14 g/t Au & 2.54 g/t Ag) including 500 m of 0.71% CuEq (0.58% Cu"

ALD-26-199EXTAltar · copperGrade: 0.68Grade Unit: %Intercept: 32 mView all details
Link to this fact

Identity

Hole ID
ALD-26-199EXT
Project
Altar
Commodity
copper
Region
argentina
Reported Region
argentina
Ticker
ALDE

Geometry

Grade
0.68
Grade Unit
%
Intercept
32 m
True Width
32 m
From
326 m
To
358 m
Hole Depth
1385.2 m
Intercept Depth
326 m

Classification

Deposit Type
porphyry
Program
resource
Sample Type
drill
Group ID
ALD-26-199EXT:326-358
Mining Method
open_pit

QA/QC

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

Metal Equivalent

Metal Eq. Grade
0.68
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-05-21T00:00:00.000Z

Reasoning: A strong sub-interval contributing to the overall resource upgrade program, with good grade and disclosed true width.

Positive factors

  • Strong copper equivalent grade for a porphyry deposit
  • Good intercept length
  • True width disclosed
  • Part of resource upgrade program

Evidence · table

“0.68”

Context: 32.00

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

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: "Aldebaran Reports 1,339.30 m of 0.45% CuEq (0.38% Cu, 0.14 g/t Au & 2.54 g/t Ag) including 500 m of 0.71% CuEq (0.58% Cu"

ALD-26-199EXTAltar · copperGrade: 0.61Grade Unit: %Intercept: 221.5 mView all details
Link to this fact

Identity

Hole ID
ALD-26-199EXT
Project
Altar
Commodity
copper
Region
argentina
Reported Region
argentina
Ticker
ALDE

Geometry

Grade
0.61
Grade Unit
%
Intercept
221.5 m
True Width
221.5 m
From
868.5 m
To
1090 m
Hole Depth
1385.2 m
Intercept Depth
326 m

Classification

Deposit Type
porphyry
Program
resource
Sample Type
drill
Group ID
ALD-26-199EXT:868.5-1090
Mining Method
open_pit

QA/QC

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

Metal Equivalent

Metal Eq. Grade
0.61
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-05-21T00:00:00.000Z

Reasoning: A very long and high-grade sub-interval, indicating a significant zone of strong mineralization within the broader intercept, highly material for resource definition.

Positive factors

  • Exceptional intercept length and strong copper equivalent grade for a porphyry deposit
  • True width disclosed
  • Part of resource upgrade program

Evidence · table

“0.61”

Context: 221.50

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 221.5

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: "Aldebaran Reports 1,339.30 m of 0.45% CuEq (0.38% Cu, 0.14 g/t Au & 2.54 g/t Ag) including 500 m of 0.71% CuEq (0.58% Cu"

ALD-26-199EXTAltar · copperGrade: 0.71Grade Unit: %Intercept: 249.2 mView all details
Link to this fact

Identity

Hole ID
ALD-26-199EXT
Project
Altar
Commodity
copper
Region
argentina
Reported Region
argentina
Ticker
ALDE

Geometry

Grade
0.71
Grade Unit
%
Intercept
249.2 m
True Width
249.2 m
From
1136 m
To
1385.2 m
Hole Depth
1385.2 m
Intercept Depth
326 m

Classification

Deposit Type
porphyry
Program
resource
Sample Type
drill
Group ID
ALD-26-199EXT:1136-1385.2
Mining Method
open_pit

QA/QC

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

Metal Equivalent

Metal Eq. Grade
0.71
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-05-21T00:00:00.000Z

Reasoning: A very long and high-grade sub-interval, indicating a significant zone of strong mineralization within the broader intercept, highly material for resource definition.

Positive factors

  • Exceptional intercept length and strong copper equivalent grade for a porphyry deposit
  • True width disclosed
  • Part of resource upgrade program

Evidence · table

“0.71”

Context: 249.20

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 249.2

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

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: "Aldebaran Reports 1,339.30 m of 0.45% CuEq (0.38% Cu, 0.14 g/t Au & 2.54 g/t Ag) including 500 m of 0.71% CuEq (0.58% Cu"

ALD-26-199EXTAltar · copperGrade: 0.92Grade Unit: %Intercept: 54 mView all details
Link to this fact

Identity

Hole ID
ALD-26-199EXT
Project
Altar
Commodity
copper
Region
argentina
Reported Region
argentina
Ticker
ALDE

Geometry

Grade
0.92
Grade Unit
%
Intercept
54 m
True Width
54 m
From
1270 m
To
1324 m
Hole Depth
1385.2 m
Intercept Depth
326 m

Classification

Deposit Type
porphyry
Program
resource
Sample Type
drill
Group ID
ALD-26-199EXT:1270-1324
Mining Method
open_pit

QA/QC

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

Metal Equivalent

Metal Eq. Grade
0.92
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-05-21T00:00:00.000Z

Reasoning: A very high-grade sub-interval, indicating a significant and rich zone of mineralization, highly material for resource definition.

Positive factors

  • Exceptional copper equivalent grade for a porphyry deposit
  • Strong intercept length
  • True width disclosed
  • Part of resource upgrade program

Evidence · table

“0.92”

Context: 54.00

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 54

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: "Aldebaran Reports 1,339.30 m of 0.45% CuEq (0.38% Cu, 0.14 g/t Au & 2.54 g/t Ag) including 500 m of 0.71% CuEq (0.58% Cu"

ALD-26-259Altar · copperGrade: 0.47Grade Unit: %Intercept: 513 mView all details
Link to this fact

Identity

Hole ID
ALD-26-259
Project
Altar
Commodity
copper
Region
argentina
Reported Region
argentina
Ticker
ALDE

Geometry

Grade
0.47
Grade Unit
%
Intercept
513 m
True Width
513 m
From
924 m
To
1437 m
Hole Depth
1437 m
Intercept Depth
924 m

Classification

Deposit Type
porphyry
Program
resource
Sample Type
drill
Group ID
ALD-26-259:924-1437
Mining Method
open_pit

QA/QC

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

Metal Equivalent

Metal Eq. Grade
0.47
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-05-21T00:00:00.000Z

Reasoning: A very long and strong copper equivalent intercept, indicating significant and continuous mineralization, highly material for resource definition.

Positive factors

  • Exceptional intercept length, demonstrating vast mineralization
  • Strong copper equivalent grade for a porphyry deposit
  • True width disclosed
  • Part of resource upgrade program

Evidence · table

“0.47”

Context: 513.00

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 513

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: "Aldebaran Reports 1,339.30 m of 0.45% CuEq (0.38% Cu, 0.14 g/t Au & 2.54 g/t Ag) including 500 m of 0.71% CuEq (0.58% Cu"

ALD-26-259Altar · copperGrade: 0.55Grade Unit: %Intercept: 42 mView all details
Link to this fact

Identity

Hole ID
ALD-26-259
Project
Altar
Commodity
copper
Region
argentina
Reported Region
argentina
Ticker
ALDE

Geometry

Grade
0.55
Grade Unit
%
Intercept
42 m
True Width
42 m
From
1120 m
To
1162 m
Hole Depth
1437 m
Intercept Depth
924 m

Classification

Deposit Type
porphyry
Program
resource
Sample Type
drill
Group ID
ALD-26-259:1120-1162
Mining Method
open_pit

QA/QC

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

Metal Equivalent

Metal Eq. Grade
0.55
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-05-21T00:00:00.000Z

Reasoning: A strong sub-interval contributing to the overall resource upgrade program, with good grade and disclosed true width.

Positive factors

  • Strong copper equivalent grade for a porphyry deposit
  • Good intercept length
  • True width disclosed
  • Part of resource upgrade program

Evidence · table

“0.55”

Context: 42.00

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 42

QA/QC Disclosedpositive

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

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

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

Why it applies: no cutoff_grade was stated

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: "Aldebaran Reports 1,339.30 m of 0.45% CuEq (0.38% Cu, 0.14 g/t Au & 2.54 g/t Ag) including 500 m of 0.71% CuEq (0.58% Cu"

ALD-26-259Altar · copperGrade: 0.56Grade Unit: %Intercept: 94 mView all details
Link to this fact

Identity

Hole ID
ALD-26-259
Project
Altar
Commodity
copper
Region
argentina
Reported Region
argentina
Ticker
ALDE

Geometry

Grade
0.56
Grade Unit
%
Intercept
94 m
True Width
94 m
From
1202 m
To
1296 m
Hole Depth
1437 m
Intercept Depth
924 m

Classification

Deposit Type
porphyry
Program
resource
Sample Type
drill
Group ID
ALD-26-259:1202-1296
Mining Method
open_pit

QA/QC

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

Metal Equivalent

Metal Eq. Grade
0.56
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-05-21T00:00:00.000Z

Reasoning: A strong sub-interval contributing to the overall resource upgrade program, with good grade and disclosed true width.

Positive factors

  • Strong copper equivalent grade for a porphyry deposit
  • Good intercept length
  • True width disclosed
  • Part of resource upgrade program

Evidence · table

“0.56”

Context: 94.00

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 94

QA/QC Disclosedpositive

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

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

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

Why it applies: no cutoff_grade was stated

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: "Aldebaran Reports 1,339.30 m of 0.45% CuEq (0.38% Cu, 0.14 g/t Au & 2.54 g/t Ag) including 500 m of 0.71% CuEq (0.58% Cu"

ALD-26-259Altar · copperGrade: 0.62Grade Unit: %Intercept: 59 mView all details
Link to this fact

Identity

Hole ID
ALD-26-259
Project
Altar
Commodity
copper
Region
argentina
Reported Region
argentina
Ticker
ALDE

Geometry

Grade
0.62
Grade Unit
%
Intercept
59 m
True Width
59 m
From
1378 m
To
1437 m
Hole Depth
1437 m
Intercept Depth
924 m

Classification

Deposit Type
porphyry
Program
resource
Sample Type
drill
Group ID
ALD-26-259:1378-1437
Mining Method
open_pit

QA/QC

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

Metal Equivalent

Metal Eq. Grade
0.62
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-05-21T00:00:00.000Z

Reasoning: A strong sub-interval contributing to the overall resource upgrade program, with good grade and disclosed true width.

Positive factors

  • Strong copper equivalent grade for a porphyry deposit
  • Good intercept length
  • True width disclosed
  • Part of resource upgrade program

Evidence · table

“0.62”

Context: 59.00

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 59

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: "Aldebaran Reports 1,339.30 m of 0.45% CuEq (0.38% Cu, 0.14 g/t Au & 2.54 g/t Ag) including 500 m of 0.71% CuEq (0.58% Cu"

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.