Aldebaran Intercepts 742.90 m of 0.69% CuEq, Within 1,229.50 m of 0.55% CuEq at the Altar Project

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, Resource update
Extracted
2026-09-13 11:32:43 UTC

Analysis by Minestarters Atlas

Minestarters Atlas analysis

Summary

Aldebaran Resources reported significant drill intercepts from its 2023/2024 campaign at the Altar copper-gold project in Argentina. Key results include a 1,229.50 m intercept of 0.55% CuEq in hole ALD-24-150EXT and extensions of historic holes, which are expected to support a significant mineral resource update in H2 2024.

Reasoning: The drill results show significant lateral and depth extension of mineralization with high-grade CuEq intercepts (up to 0.85% CuEq) in a porphyry system, supporting an upcoming resource update.

Positive factors

  • significant intercept length
  • expansion of mineralized footprint
  • high-grade CuEq intercepts
  • extension of historic holes

Negative factors

  • arsenic presence noted

Facts used in scoring: 6

Classification and evidence

QA/QC Disclosedpositive

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

Why it applies: Release includes detailed sampling and analytical protocols, including use of certified standards, blanks, and duplicates.

Evidence · text

“Aldebaran independently inserts certified control standards (Super Certified Reference Materials (SCRM's), coarse field blanks, and duplicates into the sample stream”

Step-Out Extensionpositive

Mineralization extended beyond the previously known limit.

Why it applies: Holes ALD-24-062EXT and ALD-24-244 are described as expanding the mineralized footprint.

Evidence · text

“All holes intercepted significant mineralization, expanded the mineralized footprint”

Extracted facts

Stored fact records: 6. Some facts used in scoring do not have a stored record.

Drill Results (6)

ALD-24-062EXTAltar East · copperGrade: 0.34Grade Unit: %Intercept: 1043 mView all details
Link to this fact

Identity

Hole ID
ALD-24-062EXT
Project
Altar East
Commodity
copper
Region
argentina
Reported Region
argentina
Ticker
ALDE

Geometry

Grade
0.34
Grade Unit
%
Intercept
1043 m
From
118 m
To
1161 m
Hole Depth
1161 m
Intercept Depth
118 m

Classification

Deposit Type
porphyry
Program
mixed
Sample Type
drill
Group ID
ALD-24-062EXT:118-1161
Mining Method
open_pit

Location

Location
Central Zone
Loc. Confidence
high
Loc. Source
document

QA/QC

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

Deleterious

Deleterious Flag
Yes
Deleterious Elements
arsenic

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
2024-07-22T00:00:00.000Z

Reasoning: Large intercept of 1,043m at 0.34% Cu.

Evidence · table

“0.34”

Context: 1,043.00

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

Deleterious Elements Presentnegative

A source-stated penalty, refractory or recovery concern in the fact's scope. Element detection alone, including measured elements explicitly below penalty thresholds, does not trigger this tag. Respect negation and retain a separately stated concern even when another risk is explicitly absent.

Why it applies: deleterious_flag is true

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "mixed"

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 Intercepts 742.90 m of 0.69% CuEq, Within 1,229.50 m of 0.55% CuEq at the Altar Project Aldebaran Intercepts 7"

ALD-24-062EXTAltar East · goldGrade: 0.03Grade Unit: g/tIntercept: 1043 mView all details
Link to this fact

Identity

Hole ID
ALD-24-062EXT
Project
Altar East
Commodity
gold
Region
argentina
Reported Region
argentina
Ticker
ALDE

Geometry

Grade
0.03
Grade Unit
g/t
Intercept
1043 m
From
118 m
To
1161 m
Hole Depth
1161 m
Intercept Depth
118 m

Classification

Deposit Type
porphyry
Program
mixed
Sample Type
drill
Group ID
ALD-24-062EXT:118-1161
Mining Method
open_pit

Location

Location
Central Zone
Loc. Confidence
high
Loc. Source
document

QA/QC

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

Deleterious

Deleterious Flag
Yes
Deleterious Elements
arsenic

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2024-07-22T00:00:00.000Z

Reasoning: Low grade gold component in a large copper intercept.

Evidence · table

“0.03”

Context: 1,043.00

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

Deleterious Elements Presentnegative

A source-stated penalty, refractory or recovery concern in the fact's scope. Element detection alone, including measured elements explicitly below penalty thresholds, does not trigger this tag. Respect negation and retain a separately stated concern even when another risk is explicitly absent.

Why it applies: deleterious_flag is true

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "mixed"

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 Intercepts 742.90 m of 0.69% CuEq, Within 1,229.50 m of 0.55% CuEq at the Altar Project Aldebaran Intercepts 7"

ALD-24-150EXTAltar East · copperGrade: 0.47Grade Unit: %Intercept: 1229.5 mView all details
Link to this fact

Identity

Hole ID
ALD-24-150EXT
Project
Altar East
Commodity
copper
Region
argentina
Reported Region
argentina
Ticker
ALDE

Geometry

Grade
0.47
Grade Unit
%
Intercept
1229.5 m
From
10 m
To
1239.5 m
Hole Depth
1239.5 m
Intercept Depth
10 m

Classification

Deposit Type
porphyry
Program
mixed
Sample Type
drill
Group ID
ALD-24-150EXT:10-1239.5
Mining Method
open_pit

Location

Location
East Zone
Loc. Confidence
high
Loc. Source
document

QA/QC

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

Deleterious

Deleterious Flag
Yes
Deleterious Elements
arsenic

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
2024-07-22T00:00:00.000Z

Reasoning: Very long 1,229.5m intercept of 0.55% CuEq.

Positive factors

  • extremely long intercept
  • significant CuEq grade

Evidence · table

“0.47”

Context: 1,229.50

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

Deleterious Elements Presentnegative

A source-stated penalty, refractory or recovery concern in the fact's scope. Element detection alone, including measured elements explicitly below penalty thresholds, does not trigger this tag. Respect negation and retain a separately stated concern even when another risk is explicitly absent.

Why it applies: deleterious_flag is true

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "mixed"

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 Intercepts 742.90 m of 0.69% CuEq, Within 1,229.50 m of 0.55% CuEq at the Altar Project Aldebaran Intercepts 7"

ALD-24-150EXTAltar East · goldGrade: 0.18Grade Unit: g/tIntercept: 1229.5 mView all details
Link to this fact

Identity

Hole ID
ALD-24-150EXT
Project
Altar East
Commodity
gold
Region
argentina
Reported Region
argentina
Ticker
ALDE

Geometry

Grade
0.18
Grade Unit
g/t
Intercept
1229.5 m
From
10 m
To
1239.5 m
Hole Depth
1239.5 m
Intercept Depth
10 m

Classification

Deposit Type
porphyry
Program
mixed
Sample Type
drill
Group ID
ALD-24-150EXT:10-1239.5
Mining Method
open_pit

Location

Location
East Zone
Loc. Confidence
high
Loc. Source
document

QA/QC

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

Deleterious

Deleterious Flag
Yes
Deleterious Elements
arsenic

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
2024-07-22T00:00:00.000Z

Reasoning: Gold component in a large copper intercept.

Evidence · table

“0.18”

Context: 1,229.50

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

Deleterious Elements Presentnegative

A source-stated penalty, refractory or recovery concern in the fact's scope. Element detection alone, including measured elements explicitly below penalty thresholds, does not trigger this tag. Respect negation and retain a separately stated concern even when another risk is explicitly absent.

Why it applies: deleterious_flag is true

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "mixed"

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 Intercepts 742.90 m of 0.69% CuEq, Within 1,229.50 m of 0.55% CuEq at the Altar Project Aldebaran Intercepts 7"

ALD-24-150EXTAltar East · copperGrade: 0.71Grade Unit: %Intercept: 345 mView all details
Link to this fact

Identity

Hole ID
ALD-24-150EXT
Project
Altar East
Commodity
copper
Region
argentina
Reported Region
argentina
Ticker
ALDE

Geometry

Grade
0.71
Grade Unit
%
Intercept
345 m
From
470 m
To
815 m
Hole Depth
1239.5 m
Intercept Depth
10 m

Classification

Deposit Type
porphyry
Program
mixed
Sample Type
drill
Group ID
ALD-24-150EXT:470-815
Mining Method
open_pit

Location

Location
East Zone
Loc. Confidence
high
Loc. Source
document

QA/QC

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

Deleterious

Deleterious Flag
Yes
Deleterious Elements
arsenic

Metal Equivalent

Metal Eq. Grade
0.85
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2024-07-22T00:00:00.000Z

Reasoning: Strong 345m intercept at 0.71% Cu and 0.85% CuEq.

Positive factors

  • high grade intercept

Evidence · table

“0.71”

Context: 345.00

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

Deleterious Elements Presentnegative

A source-stated penalty, refractory or recovery concern in the fact's scope. Element detection alone, including measured elements explicitly below penalty thresholds, does not trigger this tag. Respect negation and retain a separately stated concern even when another risk is explicitly absent.

Why it applies: deleterious_flag is true

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "mixed"

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 Intercepts 742.90 m of 0.69% CuEq, Within 1,229.50 m of 0.55% CuEq at the Altar Project Aldebaran Intercepts 7"

ALD-24-245Altar East · copperGrade: 0.46Grade Unit: %Intercept: 735 mView all details
Link to this fact

Identity

Hole ID
ALD-24-245
Project
Altar East
Commodity
copper
Region
argentina
Reported Region
argentina
Ticker
ALDE

Geometry

Grade
0.46
Grade Unit
%
Intercept
735 m
From
244 m
To
979 m
Hole Depth
979 m
Intercept Depth
244 m

Classification

Deposit Type
porphyry
Program
mixed
Sample Type
drill
Group ID
ALD-24-245:244-979
Mining Method
open_pit

Location

Location
Central Zone
Loc. Confidence
high
Loc. Source
document

QA/QC

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

Deleterious

Deleterious Flag
Yes
Deleterious Elements
arsenic

Metal Equivalent

Metal Eq. Grade
0.5
Metal Eq. Unit
% CuEq
Assumptions Disclosed
Yes

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2024-07-22T00:00:00.000Z

Reasoning: 735m intercept of 0.50% CuEq.

Positive factors

  • long intercept

Evidence · table

“0.46”

Context: 735.00

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

Deleterious Elements Presentnegative

A source-stated penalty, refractory or recovery concern in the fact's scope. Element detection alone, including measured elements explicitly below penalty thresholds, does not trigger this tag. Respect negation and retain a separately stated concern even when another risk is explicitly absent.

Why it applies: deleterious_flag is true

Infill Drillingneutral

Confirmatory drilling to raise resource confidence, not new discovery.

Why it applies: drill_program_type is "mixed"

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 Intercepts 742.90 m of 0.69% CuEq, Within 1,229.50 m of 0.55% CuEq at the Altar Project Aldebaran Intercepts 7"

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.