Atico Reports Multiple High-Grade Intercepts up to 8.70m of 11.44% Cu, 14.65 g/t Au and 6.16m of 13.32% Cu, 2.79 g/t Au and Continues to Extend the Ore Body at El Roble Mine in Colombia

Original announcement by tmx on

Company
Atico Mining Corporation
Ticker
ATY
Exchange
TSX
Region
Colombia
Primary commodity
Copper
Secondary commodities
Gold
Document categories
Drill results, Resource update
Extracted
2026-09-17 11:27:43 UTC

Analysis by Minestarters Atlas

Minestarters Atlas analysis

Summary

Atico Mining Corporation announced positive drill results from its El Roble Mine in Colombia, including high-grade intercepts such as 8.70m of 11.44% Cu and 14.65 g/t Au, and 6.16m of 13.32% Cu and 2.79 g/t Au. The drilling campaign successfully extended the ore body and discovered a new sulfide body, highlighting the strong potential of the deposit. The company also noted existing Proven and Probable reserves from a September 2020 estimate.

Reasoning: Atico Mining reported strong high-grade drill results from its El Roble Mine, including significant copper and gold intercepts, which successfully extended the known ore body and discovered a new sulfide body. The results are positive for the project's potential, though true widths are estimated and the resource estimate is historical.

Positive factors

  • Multiple high-grade copper and gold intercepts reported
  • Drilling successfully extends the ore body at El Roble Mine
  • Discovery of a new sulfide body adjacent to the main ore body
  • High-grade intercepts include 8.70m of 11.44% Cu, 14.65 g/t Au and 6.16m of 13.32% Cu, 2.79 g/t Au
  • QP sign-off for technical information

Negative factors

  • True width is estimated as a range, not precisely stated
  • Resource estimate is historical (effective date September 2020)

Facts used in scoring: 64

Extracted facts

Stored fact records: 64. Some facts used in scoring do not have a stored record.

Drill Results (62)

ATD-0314El Roble Mine · copperGrade: 7.53Grade Unit: %Intercept: 3.15 mView all details
Link to this fact

Identity

Hole ID
ATD-0314
Project
El Roble Mine
Commodity
copper
Region
colombia
Reported Region
colombia
Ticker
ATY

Geometry

Grade
7.53
Grade Unit
%
Intercept
3.15 m
From
61.85 m
To
65 m
Intercept Depth
61.85 m

Classification

Deposit Type
vms
Program
mixed
Sample Type
drill
Group ID
ATD-0314:61.85-65
Mining Method
underground

QA/QC

QP Signed
Yes

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2025-11-24T00:00:00.000Z

Reasoning: High-grade copper intercept from the ongoing drilling program at El Roble, contributing to the extension of the ore body.

Positive factors

  • High-grade copper intercept (7.53% Cu)
  • Part of a program extending the ore body

Negative factors

  • True width is estimated, not precisely stated

Evidence · table

“7.53”

Context: 3.15

Tags used in scoring

No QA/QC Disclosurenegative

Release does not disclose QA/QC — lab certification, CP/QP sign-off and assay protocols cannot be checked from this document.

Why it applies: qaqc_disclosed is not 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 "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: "Atico Reports Multiple High-Grade Intercepts up to 8.70m of 11.44% Cu, 14.65 g/t Au and 6.16m of 13.32% Cu, 2.79 g/t Au "

ATD-0314El Roble Mine · goldGrade: 11.41Grade Unit: g/tIntercept: 3.15 mView all details
Link to this fact

Identity

Hole ID
ATD-0314
Project
El Roble Mine
Commodity
gold
Region
colombia
Reported Region
colombia
Ticker
ATY

Geometry

Grade
11.41
Grade Unit
g/t
Intercept
3.15 m
From
61.85 m
To
65 m
Intercept Depth
61.85 m

Classification

Deposit Type
vms
Program
mixed
Sample Type
drill
Group ID
ATD-0314:61.85-65
Mining Method
underground

QA/QC

QP Signed
Yes

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2025-11-24T00:00:00.000Z

Reasoning: High-grade gold intercept from the ongoing drilling program at El Roble, contributing to the extension of the ore body.

Positive factors

  • High-grade gold intercept (11.41 g/t Au)
  • Part of a program extending the ore body

Negative factors

  • True width is estimated, not precisely stated

Evidence · table

“11.41”

Context: 3.15

Tags used in scoring

No QA/QC Disclosurenegative

Release does not disclose QA/QC — lab certification, CP/QP sign-off and assay protocols cannot be checked from this document.

Why it applies: qaqc_disclosed is not 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 "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: "Atico Reports Multiple High-Grade Intercepts up to 8.70m of 11.44% Cu, 14.65 g/t Au and 6.16m of 13.32% Cu, 2.79 g/t Au "

ATD-0314El Roble Mine · copperGrade: 1.23Grade Unit: %Intercept: 1.2 mView all details
Link to this fact

Identity

Hole ID
ATD-0314
Project
El Roble Mine
Commodity
copper
Region
colombia
Reported Region
colombia
Ticker
ATY

Geometry

Grade
1.23
Grade Unit
%
Intercept
1.2 m
From
69.8 m
To
71 m
Intercept Depth
69.8 m

Classification

Deposit Type
vms
Program
mixed
Sample Type
drill
Group ID
ATD-0314:69.8-71
Mining Method
underground

QA/QC

QP Signed
Yes

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2025-11-24T00:00:00.000Z

Reasoning: Lower grade and narrow copper intercept, but still contributes to the overall understanding of the deposit.

Negative factors

  • Lower grade copper intercept
  • Narrow intercept length
  • True width is estimated, not precisely stated

Evidence · table

“1.23”

Context: 1.20

Tags used in scoring

No QA/QC Disclosurenegative

Release does not disclose QA/QC — lab certification, CP/QP sign-off and assay protocols cannot be checked from this document.

Why it applies: qaqc_disclosed is not 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 "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: "Atico Reports Multiple High-Grade Intercepts up to 8.70m of 11.44% Cu, 14.65 g/t Au and 6.16m of 13.32% Cu, 2.79 g/t Au "

ATD-0314El Roble Mine · goldGrade: 10.7Grade Unit: g/tIntercept: 1.2 mView all details
Link to this fact

Identity

Hole ID
ATD-0314
Project
El Roble Mine
Commodity
gold
Region
colombia
Reported Region
colombia
Ticker
ATY

Geometry

Grade
10.7
Grade Unit
g/t
Intercept
1.2 m
From
69.8 m
To
71 m
Intercept Depth
69.8 m

Classification

Deposit Type
vms
Program
mixed
Sample Type
drill
Group ID
ATD-0314:69.8-71
Mining Method
underground

QA/QC

QP Signed
Yes

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2025-11-24T00:00:00.000Z

Reasoning: High-grade gold intercept, despite narrow width, from the ongoing drilling program at El Roble.

Positive factors

  • High-grade gold intercept (10.70 g/t Au)

Negative factors

  • Narrow intercept length
  • True width is estimated, not precisely stated

Evidence · table

“10.70”

Context: 1.20

Tags used in scoring

No QA/QC Disclosurenegative

Release does not disclose QA/QC — lab certification, CP/QP sign-off and assay protocols cannot be checked from this document.

Why it applies: qaqc_disclosed is not 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 "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: "Atico Reports Multiple High-Grade Intercepts up to 8.70m of 11.44% Cu, 14.65 g/t Au and 6.16m of 13.32% Cu, 2.79 g/t Au "

ATD-0317El Roble Mine · copperGrade: 6.32Grade Unit: %Intercept: 4.45 mView all details
Link to this fact

Identity

Hole ID
ATD-0317
Project
El Roble Mine
Commodity
copper
Region
colombia
Reported Region
colombia
Ticker
ATY

Geometry

Grade
6.32
Grade Unit
%
Intercept
4.45 m
From
62.85 m
To
67.3 m
Intercept Depth
62.85 m

Classification

Deposit Type
vms
Program
mixed
Sample Type
drill
Group ID
ATD-0317:62.85-67.3
Mining Method
underground

QA/QC

QP Signed
Yes

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2025-11-24T00:00:00.000Z

Reasoning: High-grade copper intercept from the ongoing drilling program at El Roble, contributing to the extension of the ore body.

Positive factors

  • High-grade copper intercept (6.32% Cu)
  • Part of a program extending the ore body

Negative factors

  • True width is estimated, not precisely stated

Evidence · table

“6.32”

Context: 4.45

Tags used in scoring

No QA/QC Disclosurenegative

Release does not disclose QA/QC — lab certification, CP/QP sign-off and assay protocols cannot be checked from this document.

Why it applies: qaqc_disclosed is not 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 "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: "Atico Reports Multiple High-Grade Intercepts up to 8.70m of 11.44% Cu, 14.65 g/t Au and 6.16m of 13.32% Cu, 2.79 g/t Au "

ATD-0317El Roble Mine · goldGrade: 15.03Grade Unit: g/tIntercept: 4.45 mView all details
Link to this fact

Identity

Hole ID
ATD-0317
Project
El Roble Mine
Commodity
gold
Region
colombia
Reported Region
colombia
Ticker
ATY

Geometry

Grade
15.03
Grade Unit
g/t
Intercept
4.45 m
From
62.85 m
To
67.3 m
Intercept Depth
62.85 m

Classification

Deposit Type
vms
Program
mixed
Sample Type
drill
Group ID
ATD-0317:62.85-67.3
Mining Method
underground

QA/QC

QP Signed
Yes

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2025-11-24T00:00:00.000Z

Reasoning: High-grade gold intercept from the ongoing drilling program at El Roble, contributing to the extension of the ore body.

Positive factors

  • High-grade gold intercept (15.03 g/t Au)
  • Part of a program extending the ore body

Negative factors

  • True width is estimated, not precisely stated

Evidence · table

“15.03”

Context: 4.45

Tags used in scoring

No QA/QC Disclosurenegative

Release does not disclose QA/QC — lab certification, CP/QP sign-off and assay protocols cannot be checked from this document.

Why it applies: qaqc_disclosed is not 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 "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: "Atico Reports Multiple High-Grade Intercepts up to 8.70m of 11.44% Cu, 14.65 g/t Au and 6.16m of 13.32% Cu, 2.79 g/t Au "

ATD-0317El Roble Mine · copperGrade: 3.56Grade Unit: %Intercept: 4.7 mView all details
Link to this fact

Identity

Hole ID
ATD-0317
Project
El Roble Mine
Commodity
copper
Region
colombia
Reported Region
colombia
Ticker
ATY

Geometry

Grade
3.56
Grade Unit
%
Intercept
4.7 m
From
56.3 m
To
61 m
Intercept Depth
56.3 m

Classification

Deposit Type
vms
Program
mixed
Sample Type
drill
Group ID
ATD-0317:56.3-61
Mining Method
underground

QA/QC

QP Signed
Yes

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2025-11-24T00:00:00.000Z

Reasoning: Moderate-grade copper intercept from the ongoing drilling program at El Roble.

Positive factors

  • Moderate-grade copper intercept (3.56% Cu)
  • Part of a program extending the ore body

Negative factors

  • True width is estimated, not precisely stated

Evidence · table

“3.56”

Context: 4.70

Tags used in scoring

No QA/QC Disclosurenegative

Release does not disclose QA/QC — lab certification, CP/QP sign-off and assay protocols cannot be checked from this document.

Why it applies: qaqc_disclosed is not 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 "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: "Atico Reports Multiple High-Grade Intercepts up to 8.70m of 11.44% Cu, 14.65 g/t Au and 6.16m of 13.32% Cu, 2.79 g/t Au "

ATD-0317El Roble Mine · goldGrade: 15.18Grade Unit: g/tIntercept: 4.7 mView all details
Link to this fact

Identity

Hole ID
ATD-0317
Project
El Roble Mine
Commodity
gold
Region
colombia
Reported Region
colombia
Ticker
ATY

Geometry

Grade
15.18
Grade Unit
g/t
Intercept
4.7 m
From
56.3 m
To
61 m
Intercept Depth
56.3 m

Classification

Deposit Type
vms
Program
mixed
Sample Type
drill
Group ID
ATD-0317:56.3-61
Mining Method
underground

QA/QC

QP Signed
Yes

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2025-11-24T00:00:00.000Z

Reasoning: High-grade gold intercept from the ongoing drilling program at El Roble.

Positive factors

  • High-grade gold intercept (15.18 g/t Au)
  • Part of a program extending the ore body

Negative factors

  • True width is estimated, not precisely stated

Evidence · table

“15.18”

Context: 4.70

Tags used in scoring

No QA/QC Disclosurenegative

Release does not disclose QA/QC — lab certification, CP/QP sign-off and assay protocols cannot be checked from this document.

Why it applies: qaqc_disclosed is not 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 "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: "Atico Reports Multiple High-Grade Intercepts up to 8.70m of 11.44% Cu, 14.65 g/t Au and 6.16m of 13.32% Cu, 2.79 g/t Au "

ATD-0317El Roble Mine · copperGrade: 2.14Grade Unit: %Intercept: 1.25 mView all details
Link to this fact

Identity

Hole ID
ATD-0317
Project
El Roble Mine
Commodity
copper
Region
colombia
Reported Region
colombia
Ticker
ATY

Geometry

Grade
2.14
Grade Unit
%
Intercept
1.25 m
From
49.7 m
To
50.95 m
Intercept Depth
49.7 m

Classification

Deposit Type
vms
Program
mixed
Sample Type
drill
Group ID
ATD-0317:49.7-50.95
Mining Method
underground

QA/QC

QP Signed
Yes

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2025-11-24T00:00:00.000Z

Reasoning: Lower grade and narrow copper intercept from the ongoing drilling program at El Roble.

Negative factors

  • Lower grade copper intercept
  • Narrow intercept length
  • True width is estimated, not precisely stated

Evidence · table

“2.14”

Context: 1.25

Tags used in scoring

No QA/QC Disclosurenegative

Release does not disclose QA/QC — lab certification, CP/QP sign-off and assay protocols cannot be checked from this document.

Why it applies: qaqc_disclosed is not 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 "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: "Atico Reports Multiple High-Grade Intercepts up to 8.70m of 11.44% Cu, 14.65 g/t Au and 6.16m of 13.32% Cu, 2.79 g/t Au "

ATD-0317El Roble Mine · goldGrade: 2.39Grade Unit: g/tIntercept: 1.25 mView all details
Link to this fact

Identity

Hole ID
ATD-0317
Project
El Roble Mine
Commodity
gold
Region
colombia
Reported Region
colombia
Ticker
ATY

Geometry

Grade
2.39
Grade Unit
g/t
Intercept
1.25 m
From
49.7 m
To
50.95 m
Intercept Depth
49.7 m

Classification

Deposit Type
vms
Program
mixed
Sample Type
drill
Group ID
ATD-0317:49.7-50.95
Mining Method
underground

QA/QC

QP Signed
Yes

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2025-11-24T00:00:00.000Z

Reasoning: Lower grade and narrow gold intercept from the ongoing drilling program at El Roble.

Negative factors

  • Lower grade gold intercept
  • Narrow intercept length
  • True width is estimated, not precisely stated

Evidence · table

“2.39”

Context: 1.25

Tags used in scoring

No QA/QC Disclosurenegative

Release does not disclose QA/QC — lab certification, CP/QP sign-off and assay protocols cannot be checked from this document.

Why it applies: qaqc_disclosed is not 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 "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: "Atico Reports Multiple High-Grade Intercepts up to 8.70m of 11.44% Cu, 14.65 g/t Au and 6.16m of 13.32% Cu, 2.79 g/t Au "

ATD-0320El Roble Mine · copperGrade: 3.12Grade Unit: %Intercept: 5.1 mView all details
Link to this fact

Identity

Hole ID
ATD-0320
Project
El Roble Mine
Commodity
copper
Region
colombia
Reported Region
colombia
Ticker
ATY

Geometry

Grade
3.12
Grade Unit
%
Intercept
5.1 m
From
91 m
To
96.1 m
Intercept Depth
91 m

Classification

Deposit Type
vms
Program
mixed
Sample Type
drill
Group ID
ATD-0320:91-96.1
Mining Method
underground

QA/QC

QP Signed
Yes

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2025-11-24T00:00:00.000Z

Reasoning: Moderate-grade copper intercept from the ongoing drilling program at El Roble.

Positive factors

  • Moderate-grade copper intercept (3.12% Cu)
  • Part of a program extending the ore body

Negative factors

  • True width is estimated, not precisely stated

Evidence · table

“3.12”

Context: 5.10

Tags used in scoring

No QA/QC Disclosurenegative

Release does not disclose QA/QC — lab certification, CP/QP sign-off and assay protocols cannot be checked from this document.

Why it applies: qaqc_disclosed is not 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 "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: "Atico Reports Multiple High-Grade Intercepts up to 8.70m of 11.44% Cu, 14.65 g/t Au and 6.16m of 13.32% Cu, 2.79 g/t Au "

ATD-0320El Roble Mine · goldGrade: 2.14Grade Unit: g/tIntercept: 5.1 mView all details
Link to this fact

Identity

Hole ID
ATD-0320
Project
El Roble Mine
Commodity
gold
Region
colombia
Reported Region
colombia
Ticker
ATY

Geometry

Grade
2.14
Grade Unit
g/t
Intercept
5.1 m
From
91 m
To
96.1 m
Intercept Depth
91 m

Classification

Deposit Type
vms
Program
mixed
Sample Type
drill
Group ID
ATD-0320:91-96.1
Mining Method
underground

QA/QC

QP Signed
Yes

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2025-11-24T00:00:00.000Z

Reasoning: Lower grade gold intercept from the ongoing drilling program at El Roble.

Negative factors

  • Lower grade gold intercept
  • True width is estimated, not precisely stated

Evidence · table

“2.14”

Context: 5.10

Tags used in scoring

No QA/QC Disclosurenegative

Release does not disclose QA/QC — lab certification, CP/QP sign-off and assay protocols cannot be checked from this document.

Why it applies: qaqc_disclosed is not 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 "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: "Atico Reports Multiple High-Grade Intercepts up to 8.70m of 11.44% Cu, 14.65 g/t Au and 6.16m of 13.32% Cu, 2.79 g/t Au "

ATD-0320El Roble Mine · copperGrade: 4.14Grade Unit: %Intercept: 3 mView all details
Link to this fact

Identity

Hole ID
ATD-0320
Project
El Roble Mine
Commodity
copper
Region
colombia
Reported Region
colombia
Ticker
ATY

Geometry

Grade
4.14
Grade Unit
%
Intercept
3 m
From
85.25 m
To
88.25 m
Intercept Depth
85.25 m

Classification

Deposit Type
vms
Program
mixed
Sample Type
drill
Group ID
ATD-0320:85.25-88.25
Mining Method
underground

QA/QC

QP Signed
Yes

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2025-11-24T00:00:00.000Z

Reasoning: Moderate-grade copper intercept from the ongoing drilling program at El Roble.

Positive factors

  • Moderate-grade copper intercept (4.14% Cu)
  • Part of a program extending the ore body

Negative factors

  • True width is estimated, not precisely stated

Evidence · table

“4.14”

Context: 3.00

Tags used in scoring

No QA/QC Disclosurenegative

Release does not disclose QA/QC — lab certification, CP/QP sign-off and assay protocols cannot be checked from this document.

Why it applies: qaqc_disclosed is not 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 "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: "Atico Reports Multiple High-Grade Intercepts up to 8.70m of 11.44% Cu, 14.65 g/t Au and 6.16m of 13.32% Cu, 2.79 g/t Au "

ATD-0320El Roble Mine · goldGrade: 1.53Grade Unit: g/tIntercept: 3 mView all details
Link to this fact

Identity

Hole ID
ATD-0320
Project
El Roble Mine
Commodity
gold
Region
colombia
Reported Region
colombia
Ticker
ATY

Geometry

Grade
1.53
Grade Unit
g/t
Intercept
3 m
From
85.25 m
To
88.25 m
Intercept Depth
85.25 m

Classification

Deposit Type
vms
Program
mixed
Sample Type
drill
Group ID
ATD-0320:85.25-88.25
Mining Method
underground

QA/QC

QP Signed
Yes

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2025-11-24T00:00:00.000Z

Reasoning: Lower grade gold intercept from the ongoing drilling program at El Roble.

Negative factors

  • Lower grade gold intercept
  • True width is estimated, not precisely stated

Evidence · table

“1.53”

Context: 3.00

Tags used in scoring

No QA/QC Disclosurenegative

Release does not disclose QA/QC — lab certification, CP/QP sign-off and assay protocols cannot be checked from this document.

Why it applies: qaqc_disclosed is not 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 "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: "Atico Reports Multiple High-Grade Intercepts up to 8.70m of 11.44% Cu, 14.65 g/t Au and 6.16m of 13.32% Cu, 2.79 g/t Au "

ATD-0328El Roble Mine · copperGrade: 7.22Grade Unit: %Intercept: 2.55 mView all details
Link to this fact

Identity

Hole ID
ATD-0328
Project
El Roble Mine
Commodity
copper
Region
colombia
Reported Region
colombia
Ticker
ATY

Geometry

Grade
7.22
Grade Unit
%
Intercept
2.55 m
From
68.7 m
To
71.25 m
Intercept Depth
68.7 m

Classification

Deposit Type
vms
Program
mixed
Sample Type
drill
Group ID
ATD-0328:68.7-71.25
Mining Method
underground

QA/QC

QP Signed
Yes

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2025-11-24T00:00:00.000Z

Reasoning: High-grade copper intercept from the ongoing drilling program at El Roble.

Positive factors

  • High-grade copper intercept (7.22% Cu)
  • Part of a program extending the ore body

Negative factors

  • Narrow intercept length
  • True width is estimated, not precisely stated

Evidence · table

“7.22”

Context: 2.55

Tags used in scoring

No QA/QC Disclosurenegative

Release does not disclose QA/QC — lab certification, CP/QP sign-off and assay protocols cannot be checked from this document.

Why it applies: qaqc_disclosed is not 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 "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: "Atico Reports Multiple High-Grade Intercepts up to 8.70m of 11.44% Cu, 14.65 g/t Au and 6.16m of 13.32% Cu, 2.79 g/t Au "

ATD-0328El Roble Mine · goldGrade: 0.61Grade Unit: g/tIntercept: 2.55 mView all details
Link to this fact

Identity

Hole ID
ATD-0328
Project
El Roble Mine
Commodity
gold
Region
colombia
Reported Region
colombia
Ticker
ATY

Geometry

Grade
0.61
Grade Unit
g/t
Intercept
2.55 m
From
68.7 m
To
71.25 m
Intercept Depth
68.7 m

Classification

Deposit Type
vms
Program
mixed
Sample Type
drill
Group ID
ATD-0328:68.7-71.25
Mining Method
underground

QA/QC

QP Signed
Yes

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2025-11-24T00:00:00.000Z

Reasoning: Low grade and narrow gold intercept from the ongoing drilling program at El Roble.

Negative factors

  • Low grade gold intercept
  • Narrow intercept length
  • True width is estimated, not precisely stated

Evidence · table

“0.61”

Context: 2.55

Tags used in scoring

No QA/QC Disclosurenegative

Release does not disclose QA/QC — lab certification, CP/QP sign-off and assay protocols cannot be checked from this document.

Why it applies: qaqc_disclosed is not 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 "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: "Atico Reports Multiple High-Grade Intercepts up to 8.70m of 11.44% Cu, 14.65 g/t Au and 6.16m of 13.32% Cu, 2.79 g/t Au "

ATD-0328El Roble Mine · copperGrade: 3.59Grade Unit: %Intercept: 1.2 mView all details
Link to this fact

Identity

Hole ID
ATD-0328
Project
El Roble Mine
Commodity
copper
Region
colombia
Reported Region
colombia
Ticker
ATY

Geometry

Grade
3.59
Grade Unit
%
Intercept
1.2 m
From
66.8 m
To
68 m
Intercept Depth
66.8 m

Classification

Deposit Type
vms
Program
mixed
Sample Type
drill
Group ID
ATD-0328:66.8-68
Mining Method
underground

QA/QC

QP Signed
Yes

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2025-11-24T00:00:00.000Z

Reasoning: Moderate-grade copper intercept from the ongoing drilling program at El Roble.

Positive factors

  • Moderate-grade copper intercept (3.59% Cu)

Negative factors

  • Narrow intercept length
  • True width is estimated, not precisely stated

Evidence · table

“3.59”

Context: 1.20

Tags used in scoring

No QA/QC Disclosurenegative

Release does not disclose QA/QC — lab certification, CP/QP sign-off and assay protocols cannot be checked from this document.

Why it applies: qaqc_disclosed is not 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 "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: "Atico Reports Multiple High-Grade Intercepts up to 8.70m of 11.44% Cu, 14.65 g/t Au and 6.16m of 13.32% Cu, 2.79 g/t Au "

ATD-0328El Roble Mine · goldGrade: 0.33Grade Unit: g/tIntercept: 1.2 mView all details
Link to this fact

Identity

Hole ID
ATD-0328
Project
El Roble Mine
Commodity
gold
Region
colombia
Reported Region
colombia
Ticker
ATY

Geometry

Grade
0.33
Grade Unit
g/t
Intercept
1.2 m
From
66.8 m
To
68 m
Intercept Depth
66.8 m

Classification

Deposit Type
vms
Program
mixed
Sample Type
drill
Group ID
ATD-0328:66.8-68
Mining Method
underground

QA/QC

QP Signed
Yes

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2025-11-24T00:00:00.000Z

Reasoning: Low grade and narrow gold intercept from the ongoing drilling program at El Roble.

Negative factors

  • Low grade gold intercept
  • Narrow intercept length
  • True width is estimated, not precisely stated

Evidence · table

“0.33”

Context: 1.20

Tags used in scoring

No QA/QC Disclosurenegative

Release does not disclose QA/QC — lab certification, CP/QP sign-off and assay protocols cannot be checked from this document.

Why it applies: qaqc_disclosed is not 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 "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: "Atico Reports Multiple High-Grade Intercepts up to 8.70m of 11.44% Cu, 14.65 g/t Au and 6.16m of 13.32% Cu, 2.79 g/t Au "

ATDM-001El Roble Mine · copperGrade: 3.58Grade Unit: %Intercept: 16.7 mView all details
Link to this fact

Identity

Hole ID
ATDM-001
Project
El Roble Mine
Commodity
copper
Region
colombia
Reported Region
colombia
Ticker
ATY

Geometry

Grade
3.58
Grade Unit
%
Intercept
16.7 m
From
29.5 m
To
46.2 m
Intercept Depth
29.5 m

Classification

Deposit Type
vms
Program
mixed
Sample Type
drill
Group ID
ATDM-001:29.5-46.2
Mining Method
underground

QA/QC

QP Signed
Yes

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2025-11-24T00:00:00.000Z

Reasoning: Moderate-grade copper intercept over a significant length, contributing to the extension of the ore body at El Roble.

Positive factors

  • Moderate-grade copper intercept (3.58% Cu)
  • Significant intercept length (16.7m)
  • Part of a program extending the ore body

Negative factors

  • True width is estimated, not precisely stated

Evidence · table

“3.58”

Context: 16.70

Tags used in scoring

No QA/QC Disclosurenegative

Release does not disclose QA/QC — lab certification, CP/QP sign-off and assay protocols cannot be checked from this document.

Why it applies: qaqc_disclosed is not 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 "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: "Atico Reports Multiple High-Grade Intercepts up to 8.70m of 11.44% Cu, 14.65 g/t Au and 6.16m of 13.32% Cu, 2.79 g/t Au "

ATDM-001El Roble Mine · goldGrade: 1.43Grade Unit: g/tIntercept: 16.7 mView all details
Link to this fact

Identity

Hole ID
ATDM-001
Project
El Roble Mine
Commodity
gold
Region
colombia
Reported Region
colombia
Ticker
ATY

Geometry

Grade
1.43
Grade Unit
g/t
Intercept
16.7 m
From
29.5 m
To
46.2 m
Intercept Depth
29.5 m

Classification

Deposit Type
vms
Program
mixed
Sample Type
drill
Group ID
ATDM-001:29.5-46.2
Mining Method
underground

QA/QC

QP Signed
Yes

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2025-11-24T00:00:00.000Z

Reasoning: Lower grade gold intercept over a significant length from the ongoing drilling program at El Roble.

Positive factors

  • Significant intercept length (16.7m)

Negative factors

  • Lower grade gold intercept
  • True width is estimated, not precisely stated

Evidence · table

“1.43”

Context: 16.70

Tags used in scoring

No QA/QC Disclosurenegative

Release does not disclose QA/QC — lab certification, CP/QP sign-off and assay protocols cannot be checked from this document.

Why it applies: qaqc_disclosed is not 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 "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: "Atico Reports Multiple High-Grade Intercepts up to 8.70m of 11.44% Cu, 14.65 g/t Au and 6.16m of 13.32% Cu, 2.79 g/t Au "

ATDM-010El Roble Mine · copperGrade: 2.2Grade Unit: %Intercept: 6 mView all details
Link to this fact

Identity

Hole ID
ATDM-010
Project
El Roble Mine
Commodity
copper
Region
colombia
Reported Region
colombia
Ticker
ATY

Geometry

Grade
2.2
Grade Unit
%
Intercept
6 m
From
30 m
To
36 m
Intercept Depth
30 m

Classification

Deposit Type
vms
Program
mixed
Sample Type
drill
Group ID
ATDM-010:30-36
Mining Method
underground

QA/QC

QP Signed
Yes

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2025-11-24T00:00:00.000Z

Reasoning: Moderate-grade copper intercept from the ongoing drilling program at El Roble.

Positive factors

  • Moderate-grade copper intercept (2.20% Cu)
  • Part of a program extending the ore body

Negative factors

  • True width is estimated, not precisely stated

Evidence · table

“2.20”

Context: 6.00

Tags used in scoring

No QA/QC Disclosurenegative

Release does not disclose QA/QC — lab certification, CP/QP sign-off and assay protocols cannot be checked from this document.

Why it applies: qaqc_disclosed is not 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 "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: "Atico Reports Multiple High-Grade Intercepts up to 8.70m of 11.44% Cu, 14.65 g/t Au and 6.16m of 13.32% Cu, 2.79 g/t Au "

ATDM-010El Roble Mine · goldGrade: 4.05Grade Unit: g/tIntercept: 6 mView all details
Link to this fact

Identity

Hole ID
ATDM-010
Project
El Roble Mine
Commodity
gold
Region
colombia
Reported Region
colombia
Ticker
ATY

Geometry

Grade
4.05
Grade Unit
g/t
Intercept
6 m
From
30 m
To
36 m
Intercept Depth
30 m

Classification

Deposit Type
vms
Program
mixed
Sample Type
drill
Group ID
ATDM-010:30-36
Mining Method
underground

QA/QC

QP Signed
Yes

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2025-11-24T00:00:00.000Z

Reasoning: Moderate-grade gold intercept from the ongoing drilling program at El Roble.

Positive factors

  • Moderate-grade gold intercept (4.05 g/t Au)
  • Part of a program extending the ore body

Negative factors

  • True width is estimated, not precisely stated

Evidence · table

“4.05”

Context: 6.00

Tags used in scoring

No QA/QC Disclosurenegative

Release does not disclose QA/QC — lab certification, CP/QP sign-off and assay protocols cannot be checked from this document.

Why it applies: qaqc_disclosed is not 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 "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: "Atico Reports Multiple High-Grade Intercepts up to 8.70m of 11.44% Cu, 14.65 g/t Au and 6.16m of 13.32% Cu, 2.79 g/t Au "

ATDM-018El Roble Mine · copperGrade: 3.32Grade Unit: %Intercept: 3.6 mView all details
Link to this fact

Identity

Hole ID
ATDM-018
Project
El Roble Mine
Commodity
copper
Region
colombia
Reported Region
colombia
Ticker
ATY

Geometry

Grade
3.32
Grade Unit
%
Intercept
3.6 m
From
20 m
To
23.6 m
Intercept Depth
20 m

Classification

Deposit Type
vms
Program
mixed
Sample Type
drill
Group ID
ATDM-018:20-23.6
Mining Method
underground

QA/QC

QP Signed
Yes

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2025-11-24T00:00:00.000Z

Reasoning: Moderate-grade copper intercept from the ongoing drilling program at El Roble.

Positive factors

  • Moderate-grade copper intercept (3.32% Cu)
  • Part of a program extending the ore body

Negative factors

  • True width is estimated, not precisely stated

Evidence · table

“3.32”

Context: 3.60

Tags used in scoring

No QA/QC Disclosurenegative

Release does not disclose QA/QC — lab certification, CP/QP sign-off and assay protocols cannot be checked from this document.

Why it applies: qaqc_disclosed is not 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 "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: "Atico Reports Multiple High-Grade Intercepts up to 8.70m of 11.44% Cu, 14.65 g/t Au and 6.16m of 13.32% Cu, 2.79 g/t Au "

ATDM-018El Roble Mine · goldGrade: 2.16Grade Unit: g/tIntercept: 3.6 mView all details
Link to this fact

Identity

Hole ID
ATDM-018
Project
El Roble Mine
Commodity
gold
Region
colombia
Reported Region
colombia
Ticker
ATY

Geometry

Grade
2.16
Grade Unit
g/t
Intercept
3.6 m
From
20 m
To
23.6 m
Intercept Depth
20 m

Classification

Deposit Type
vms
Program
mixed
Sample Type
drill
Group ID
ATDM-018:20-23.6
Mining Method
underground

QA/QC

QP Signed
Yes

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2025-11-24T00:00:00.000Z

Reasoning: Lower grade gold intercept from the ongoing drilling program at El Roble.

Negative factors

  • Lower grade gold intercept
  • True width is estimated, not precisely stated

Evidence · table

“2.16”

Context: 3.60

Tags used in scoring

No QA/QC Disclosurenegative

Release does not disclose QA/QC — lab certification, CP/QP sign-off and assay protocols cannot be checked from this document.

Why it applies: qaqc_disclosed is not 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 "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: "Atico Reports Multiple High-Grade Intercepts up to 8.70m of 11.44% Cu, 14.65 g/t Au and 6.16m of 13.32% Cu, 2.79 g/t Au "

ATDM-018El Roble Mine · copperGrade: 1.57Grade Unit: %Intercept: 1.2 mView all details
Link to this fact

Identity

Hole ID
ATDM-018
Project
El Roble Mine
Commodity
copper
Region
colombia
Reported Region
colombia
Ticker
ATY

Geometry

Grade
1.57
Grade Unit
%
Intercept
1.2 m
From
24.3 m
To
25.5 m
Intercept Depth
24.3 m

Classification

Deposit Type
vms
Program
mixed
Sample Type
drill
Group ID
ATDM-018:24.3-25.5
Mining Method
underground

QA/QC

QP Signed
Yes

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2025-11-24T00:00:00.000Z

Reasoning: Lower grade and narrow copper intercept from the ongoing drilling program at El Roble.

Negative factors

  • Lower grade copper intercept
  • Narrow intercept length
  • True width is estimated, not precisely stated

Evidence · table

“1.57”

Context: 1.20

Tags used in scoring

No QA/QC Disclosurenegative

Release does not disclose QA/QC — lab certification, CP/QP sign-off and assay protocols cannot be checked from this document.

Why it applies: qaqc_disclosed is not 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 "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: "Atico Reports Multiple High-Grade Intercepts up to 8.70m of 11.44% Cu, 14.65 g/t Au and 6.16m of 13.32% Cu, 2.79 g/t Au "

ATDM-018El Roble Mine · goldGrade: 3.55Grade Unit: g/tIntercept: 1.2 mView all details
Link to this fact

Identity

Hole ID
ATDM-018
Project
El Roble Mine
Commodity
gold
Region
colombia
Reported Region
colombia
Ticker
ATY

Geometry

Grade
3.55
Grade Unit
g/t
Intercept
1.2 m
From
24.3 m
To
25.5 m
Intercept Depth
24.3 m

Classification

Deposit Type
vms
Program
mixed
Sample Type
drill
Group ID
ATDM-018:24.3-25.5
Mining Method
underground

QA/QC

QP Signed
Yes

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2025-11-24T00:00:00.000Z

Reasoning: Moderate-grade gold intercept from the ongoing drilling program at El Roble.

Positive factors

  • Moderate-grade gold intercept (3.55 g/t Au)

Negative factors

  • Narrow intercept length
  • True width is estimated, not precisely stated

Evidence · table

“3.55”

Context: 1.20

Tags used in scoring

No QA/QC Disclosurenegative

Release does not disclose QA/QC — lab certification, CP/QP sign-off and assay protocols cannot be checked from this document.

Why it applies: qaqc_disclosed is not 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 "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: "Atico Reports Multiple High-Grade Intercepts up to 8.70m of 11.44% Cu, 14.65 g/t Au and 6.16m of 13.32% Cu, 2.79 g/t Au "

ATDM-018El Roble Mine · copperGrade: 1.11Grade Unit: %Intercept: 1.4 mView all details
Link to this fact

Identity

Hole ID
ATDM-018
Project
El Roble Mine
Commodity
copper
Region
colombia
Reported Region
colombia
Ticker
ATY

Geometry

Grade
1.11
Grade Unit
%
Intercept
1.4 m
From
27.2 m
To
28.6 m
Intercept Depth
27.2 m

Classification

Deposit Type
vms
Program
mixed
Sample Type
drill
Group ID
ATDM-018:27.2-28.6
Mining Method
underground

QA/QC

QP Signed
Yes

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2025-11-24T00:00:00.000Z

Reasoning: Lower grade and narrow copper intercept from the ongoing drilling program at El Roble.

Negative factors

  • Lower grade copper intercept
  • Narrow intercept length
  • True width is estimated, not precisely stated

Evidence · table

“1.11”

Context: 1.40

Tags used in scoring

No QA/QC Disclosurenegative

Release does not disclose QA/QC — lab certification, CP/QP sign-off and assay protocols cannot be checked from this document.

Why it applies: qaqc_disclosed is not 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 "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: "Atico Reports Multiple High-Grade Intercepts up to 8.70m of 11.44% Cu, 14.65 g/t Au and 6.16m of 13.32% Cu, 2.79 g/t Au "

ATDM-018El Roble Mine · goldGrade: 4.16Grade Unit: g/tIntercept: 1.4 mView all details
Link to this fact

Identity

Hole ID
ATDM-018
Project
El Roble Mine
Commodity
gold
Region
colombia
Reported Region
colombia
Ticker
ATY

Geometry

Grade
4.16
Grade Unit
g/t
Intercept
1.4 m
From
27.2 m
To
28.6 m
Intercept Depth
27.2 m

Classification

Deposit Type
vms
Program
mixed
Sample Type
drill
Group ID
ATDM-018:27.2-28.6
Mining Method
underground

QA/QC

QP Signed
Yes

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2025-11-24T00:00:00.000Z

Reasoning: Moderate-grade gold intercept from the ongoing drilling program at El Roble.

Positive factors

  • Moderate-grade gold intercept (4.16 g/t Au)

Negative factors

  • Narrow intercept length
  • True width is estimated, not precisely stated

Evidence · table

“4.16”

Context: 1.40

Tags used in scoring

No QA/QC Disclosurenegative

Release does not disclose QA/QC — lab certification, CP/QP sign-off and assay protocols cannot be checked from this document.

Why it applies: qaqc_disclosed is not 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 "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: "Atico Reports Multiple High-Grade Intercepts up to 8.70m of 11.44% Cu, 14.65 g/t Au and 6.16m of 13.32% Cu, 2.79 g/t Au "

ATDM-023El Roble Mine · copperGrade: 2.8Grade Unit: %Intercept: 4.35 mView all details
Link to this fact

Identity

Hole ID
ATDM-023
Project
El Roble Mine
Commodity
copper
Region
colombia
Reported Region
colombia
Ticker
ATY

Geometry

Grade
2.8
Grade Unit
%
Intercept
4.35 m
From
30.5 m
To
34.85 m
Intercept Depth
30.5 m

Classification

Deposit Type
vms
Program
mixed
Sample Type
drill
Group ID
ATDM-023:30.5-34.85
Mining Method
underground

QA/QC

QP Signed
Yes

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2025-11-24T00:00:00.000Z

Reasoning: Moderate-grade copper intercept from the ongoing drilling program at El Roble.

Positive factors

  • Moderate-grade copper intercept (2.80% Cu)
  • Part of a program extending the ore body

Negative factors

  • True width is estimated, not precisely stated

Evidence · table

“2.80”

Context: 4.35

Tags used in scoring

No QA/QC Disclosurenegative

Release does not disclose QA/QC — lab certification, CP/QP sign-off and assay protocols cannot be checked from this document.

Why it applies: qaqc_disclosed is not 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 "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: "Atico Reports Multiple High-Grade Intercepts up to 8.70m of 11.44% Cu, 14.65 g/t Au and 6.16m of 13.32% Cu, 2.79 g/t Au "

ATDM-023El Roble Mine · goldGrade: 6.54Grade Unit: g/tIntercept: 4.35 mView all details
Link to this fact

Identity

Hole ID
ATDM-023
Project
El Roble Mine
Commodity
gold
Region
colombia
Reported Region
colombia
Ticker
ATY

Geometry

Grade
6.54
Grade Unit
g/t
Intercept
4.35 m
From
30.5 m
To
34.85 m
Intercept Depth
30.5 m

Classification

Deposit Type
vms
Program
mixed
Sample Type
drill
Group ID
ATDM-023:30.5-34.85
Mining Method
underground

QA/QC

QP Signed
Yes

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2025-11-24T00:00:00.000Z

Reasoning: High-grade gold intercept from the ongoing drilling program at El Roble.

Positive factors

  • High-grade gold intercept (6.54 g/t Au)
  • Part of a program extending the ore body

Negative factors

  • True width is estimated, not precisely stated

Evidence · table

“6.54”

Context: 4.35

Tags used in scoring

No QA/QC Disclosurenegative

Release does not disclose QA/QC — lab certification, CP/QP sign-off and assay protocols cannot be checked from this document.

Why it applies: qaqc_disclosed is not 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 "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: "Atico Reports Multiple High-Grade Intercepts up to 8.70m of 11.44% Cu, 14.65 g/t Au and 6.16m of 13.32% Cu, 2.79 g/t Au "

ATDM-023El Roble Mine · copperGrade: 3.73Grade Unit: %Intercept: 3.25 mView all details
Link to this fact

Identity

Hole ID
ATDM-023
Project
El Roble Mine
Commodity
copper
Region
colombia
Reported Region
colombia
Ticker
ATY

Geometry

Grade
3.73
Grade Unit
%
Intercept
3.25 m
From
36.85 m
To
40.1 m
Intercept Depth
36.85 m

Classification

Deposit Type
vms
Program
mixed
Sample Type
drill
Group ID
ATDM-023:36.85-40.1
Mining Method
underground

QA/QC

QP Signed
Yes

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2025-11-24T00:00:00.000Z

Reasoning: Moderate-grade copper intercept from the ongoing drilling program at El Roble.

Positive factors

  • Moderate-grade copper intercept (3.73% Cu)
  • Part of a program extending the ore body

Negative factors

  • True width is estimated, not precisely stated

Evidence · table

“3.73”

Context: 3.25

Tags used in scoring

No QA/QC Disclosurenegative

Release does not disclose QA/QC — lab certification, CP/QP sign-off and assay protocols cannot be checked from this document.

Why it applies: qaqc_disclosed is not 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 "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: "Atico Reports Multiple High-Grade Intercepts up to 8.70m of 11.44% Cu, 14.65 g/t Au and 6.16m of 13.32% Cu, 2.79 g/t Au "

ATDM-023El Roble Mine · goldGrade: 2.62Grade Unit: g/tIntercept: 3.25 mView all details
Link to this fact

Identity

Hole ID
ATDM-023
Project
El Roble Mine
Commodity
gold
Region
colombia
Reported Region
colombia
Ticker
ATY

Geometry

Grade
2.62
Grade Unit
g/t
Intercept
3.25 m
From
36.85 m
To
40.1 m
Intercept Depth
36.85 m

Classification

Deposit Type
vms
Program
mixed
Sample Type
drill
Group ID
ATDM-023:36.85-40.1
Mining Method
underground

QA/QC

QP Signed
Yes

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2025-11-24T00:00:00.000Z

Reasoning: Lower grade gold intercept from the ongoing drilling program at El Roble.

Negative factors

  • Lower grade gold intercept
  • True width is estimated, not precisely stated

Evidence · table

“2.62”

Context: 3.25

Tags used in scoring

No QA/QC Disclosurenegative

Release does not disclose QA/QC — lab certification, CP/QP sign-off and assay protocols cannot be checked from this document.

Why it applies: qaqc_disclosed is not 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 "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: "Atico Reports Multiple High-Grade Intercepts up to 8.70m of 11.44% Cu, 14.65 g/t Au and 6.16m of 13.32% Cu, 2.79 g/t Au "

ATDM-024El Roble Mine · copperGrade: 3.54Grade Unit: %Intercept: 2.7 mView all details
Link to this fact

Identity

Hole ID
ATDM-024
Project
El Roble Mine
Commodity
copper
Region
colombia
Reported Region
colombia
Ticker
ATY

Geometry

Grade
3.54
Grade Unit
%
Intercept
2.7 m
From
29.8 m
To
32.5 m
Intercept Depth
29.8 m

Classification

Deposit Type
vms
Program
mixed
Sample Type
drill
Group ID
ATDM-024:29.8-32.5
Mining Method
underground

QA/QC

QP Signed
Yes

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2025-11-24T00:00:00.000Z

Reasoning: Moderate-grade copper intercept from the ongoing drilling program at El Roble.

Positive factors

  • Moderate-grade copper intercept (3.54% Cu)
  • Part of a program extending the ore body

Negative factors

  • Narrow intercept length
  • True width is estimated, not precisely stated

Evidence · table

“3.54”

Context: 2.70

Tags used in scoring

No QA/QC Disclosurenegative

Release does not disclose QA/QC — lab certification, CP/QP sign-off and assay protocols cannot be checked from this document.

Why it applies: qaqc_disclosed is not 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 "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: "Atico Reports Multiple High-Grade Intercepts up to 8.70m of 11.44% Cu, 14.65 g/t Au and 6.16m of 13.32% Cu, 2.79 g/t Au "

ATDM-024El Roble Mine · goldGrade: 3.94Grade Unit: g/tIntercept: 2.7 mView all details
Link to this fact

Identity

Hole ID
ATDM-024
Project
El Roble Mine
Commodity
gold
Region
colombia
Reported Region
colombia
Ticker
ATY

Geometry

Grade
3.94
Grade Unit
g/t
Intercept
2.7 m
From
29.8 m
To
32.5 m
Intercept Depth
29.8 m

Classification

Deposit Type
vms
Program
mixed
Sample Type
drill
Group ID
ATDM-024:29.8-32.5
Mining Method
underground

QA/QC

QP Signed
Yes

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2025-11-24T00:00:00.000Z

Reasoning: Moderate-grade gold intercept from the ongoing drilling program at El Roble.

Positive factors

  • Moderate-grade gold intercept (3.94 g/t Au)

Negative factors

  • Narrow intercept length
  • True width is estimated, not precisely stated

Evidence · table

“3.94”

Context: 2.70

Tags used in scoring

No QA/QC Disclosurenegative

Release does not disclose QA/QC — lab certification, CP/QP sign-off and assay protocols cannot be checked from this document.

Why it applies: qaqc_disclosed is not 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 "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: "Atico Reports Multiple High-Grade Intercepts up to 8.70m of 11.44% Cu, 14.65 g/t Au and 6.16m of 13.32% Cu, 2.79 g/t Au "

ATDM-030El Roble Mine · copperGrade: 9.58Grade Unit: %Intercept: 3 mView all details
Link to this fact

Identity

Hole ID
ATDM-030
Project
El Roble Mine
Commodity
copper
Region
colombia
Reported Region
colombia
Ticker
ATY

Geometry

Grade
9.58
Grade Unit
%
Intercept
3 m
From
16.2 m
To
19.2 m
Intercept Depth
16.2 m

Classification

Deposit Type
vms
Program
mixed
Sample Type
drill
Group ID
ATDM-030:16.2-19.2
Mining Method
underground

QA/QC

QP Signed
Yes

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2025-11-24T00:00:00.000Z

Reasoning: High-grade copper intercept from the ongoing drilling program at El Roble.

Positive factors

  • High-grade copper intercept (9.58% Cu)
  • Part of a program extending the ore body

Negative factors

  • Narrow intercept length
  • True width is estimated, not precisely stated

Evidence · table

“9.58”

Context: 3.00

Tags used in scoring

No QA/QC Disclosurenegative

Release does not disclose QA/QC — lab certification, CP/QP sign-off and assay protocols cannot be checked from this document.

Why it applies: qaqc_disclosed is not 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 "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: "Atico Reports Multiple High-Grade Intercepts up to 8.70m of 11.44% Cu, 14.65 g/t Au and 6.16m of 13.32% Cu, 2.79 g/t Au "

ATDM-030El Roble Mine · goldGrade: 3.63Grade Unit: g/tIntercept: 3 mView all details
Link to this fact

Identity

Hole ID
ATDM-030
Project
El Roble Mine
Commodity
gold
Region
colombia
Reported Region
colombia
Ticker
ATY

Geometry

Grade
3.63
Grade Unit
g/t
Intercept
3 m
From
16.2 m
To
19.2 m
Intercept Depth
16.2 m

Classification

Deposit Type
vms
Program
mixed
Sample Type
drill
Group ID
ATDM-030:16.2-19.2
Mining Method
underground

QA/QC

QP Signed
Yes

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2025-11-24T00:00:00.000Z

Reasoning: Moderate-grade gold intercept from the ongoing drilling program at El Roble.

Positive factors

  • Moderate-grade gold intercept (3.63 g/t Au)

Negative factors

  • Narrow intercept length
  • True width is estimated, not precisely stated

Evidence · table

“3.63”

Context: 3.00

Tags used in scoring

No QA/QC Disclosurenegative

Release does not disclose QA/QC — lab certification, CP/QP sign-off and assay protocols cannot be checked from this document.

Why it applies: qaqc_disclosed is not 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 "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: "Atico Reports Multiple High-Grade Intercepts up to 8.70m of 11.44% Cu, 14.65 g/t Au and 6.16m of 13.32% Cu, 2.79 g/t Au "

ATDM-030El Roble Mine · copperGrade: 10.47Grade Unit: %Intercept: 2.4 mView all details
Link to this fact

Identity

Hole ID
ATDM-030
Project
El Roble Mine
Commodity
copper
Region
colombia
Reported Region
colombia
Ticker
ATY

Geometry

Grade
10.47
Grade Unit
%
Intercept
2.4 m
From
20.1 m
To
22.5 m
Intercept Depth
20.1 m

Classification

Deposit Type
vms
Program
mixed
Sample Type
drill
Group ID
ATDM-030:20.1-22.5
Mining Method
underground

QA/QC

QP Signed
Yes

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2025-11-24T00:00:00.000Z

Reasoning: High-grade copper intercept from the ongoing drilling program at El Roble.

Positive factors

  • High-grade copper intercept (10.47% Cu)
  • Part of a program extending the ore body

Negative factors

  • Narrow intercept length
  • True width is estimated, not precisely stated

Evidence · table

“10.47”

Context: 2.40

Tags used in scoring

No QA/QC Disclosurenegative

Release does not disclose QA/QC — lab certification, CP/QP sign-off and assay protocols cannot be checked from this document.

Why it applies: qaqc_disclosed is not 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 "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: "Atico Reports Multiple High-Grade Intercepts up to 8.70m of 11.44% Cu, 14.65 g/t Au and 6.16m of 13.32% Cu, 2.79 g/t Au "

ATDM-030El Roble Mine · goldGrade: 2.82Grade Unit: g/tIntercept: 2.4 mView all details
Link to this fact

Identity

Hole ID
ATDM-030
Project
El Roble Mine
Commodity
gold
Region
colombia
Reported Region
colombia
Ticker
ATY

Geometry

Grade
2.82
Grade Unit
g/t
Intercept
2.4 m
From
20.1 m
To
22.5 m
Intercept Depth
20.1 m

Classification

Deposit Type
vms
Program
mixed
Sample Type
drill
Group ID
ATDM-030:20.1-22.5
Mining Method
underground

QA/QC

QP Signed
Yes

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2025-11-24T00:00:00.000Z

Reasoning: Lower grade gold intercept from the ongoing drilling program at El Roble.

Negative factors

  • Lower grade gold intercept
  • Narrow intercept length
  • True width is estimated, not precisely stated

Evidence · table

“2.82”

Context: 2.40

Tags used in scoring

No QA/QC Disclosurenegative

Release does not disclose QA/QC — lab certification, CP/QP sign-off and assay protocols cannot be checked from this document.

Why it applies: qaqc_disclosed is not 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 "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: "Atico Reports Multiple High-Grade Intercepts up to 8.70m of 11.44% Cu, 14.65 g/t Au and 6.16m of 13.32% Cu, 2.79 g/t Au "

ATDM-031El Roble Mine · copperGrade: 3.41Grade Unit: %Intercept: 3.75 mView all details
Link to this fact

Identity

Hole ID
ATDM-031
Project
El Roble Mine
Commodity
copper
Region
colombia
Reported Region
colombia
Ticker
ATY

Geometry

Grade
3.41
Grade Unit
%
Intercept
3.75 m
From
15.9 m
To
19.65 m
Intercept Depth
15.9 m

Classification

Deposit Type
vms
Program
mixed
Sample Type
drill
Group ID
ATDM-031:15.9-19.65
Mining Method
underground

QA/QC

QP Signed
Yes

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2025-11-24T00:00:00.000Z

Reasoning: Moderate-grade copper intercept from the ongoing drilling program at El Roble.

Positive factors

  • Moderate-grade copper intercept (3.41% Cu)
  • Part of a program extending the ore body

Negative factors

  • True width is estimated, not precisely stated

Evidence · table

“3.41”

Context: 3.75

Tags used in scoring

No QA/QC Disclosurenegative

Release does not disclose QA/QC — lab certification, CP/QP sign-off and assay protocols cannot be checked from this document.

Why it applies: qaqc_disclosed is not 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 "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: "Atico Reports Multiple High-Grade Intercepts up to 8.70m of 11.44% Cu, 14.65 g/t Au and 6.16m of 13.32% Cu, 2.79 g/t Au "

ATDM-031El Roble Mine · goldGrade: 6.09Grade Unit: g/tIntercept: 3.75 mView all details
Link to this fact

Identity

Hole ID
ATDM-031
Project
El Roble Mine
Commodity
gold
Region
colombia
Reported Region
colombia
Ticker
ATY

Geometry

Grade
6.09
Grade Unit
g/t
Intercept
3.75 m
From
15.9 m
To
19.65 m
Intercept Depth
15.9 m

Classification

Deposit Type
vms
Program
mixed
Sample Type
drill
Group ID
ATDM-031:15.9-19.65
Mining Method
underground

QA/QC

QP Signed
Yes

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2025-11-24T00:00:00.000Z

Reasoning: High-grade gold intercept from the ongoing drilling program at El Roble.

Positive factors

  • High-grade gold intercept (6.09 g/t Au)
  • Part of a program extending the ore body

Negative factors

  • True width is estimated, not precisely stated

Evidence · table

“6.09”

Context: 3.75

Tags used in scoring

No QA/QC Disclosurenegative

Release does not disclose QA/QC — lab certification, CP/QP sign-off and assay protocols cannot be checked from this document.

Why it applies: qaqc_disclosed is not 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 "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: "Atico Reports Multiple High-Grade Intercepts up to 8.70m of 11.44% Cu, 14.65 g/t Au and 6.16m of 13.32% Cu, 2.79 g/t Au "

ATDM-033El Roble Mine · copperGrade: 0.47Grade Unit: %Intercept: 3.2 mView all details
Link to this fact

Identity

Hole ID
ATDM-033
Project
El Roble Mine
Commodity
copper
Region
colombia
Reported Region
colombia
Ticker
ATY

Geometry

Grade
0.47
Grade Unit
%
Intercept
3.2 m
From
20.6 m
To
23.8 m
Intercept Depth
20.6 m

Classification

Deposit Type
vms
Program
mixed
Sample Type
drill
Group ID
ATDM-033:20.6-23.8
Mining Method
underground

QA/QC

QP Signed
Yes

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2025-11-24T00:00:00.000Z

Reasoning: Low grade copper intercept from the ongoing drilling program at El Roble.

Negative factors

  • Low grade copper intercept
  • True width is estimated, not precisely stated

Evidence · table

“0.47”

Context: 3.20

Tags used in scoring

No QA/QC Disclosurenegative

Release does not disclose QA/QC — lab certification, CP/QP sign-off and assay protocols cannot be checked from this document.

Why it applies: qaqc_disclosed is not 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 "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: "Atico Reports Multiple High-Grade Intercepts up to 8.70m of 11.44% Cu, 14.65 g/t Au and 6.16m of 13.32% Cu, 2.79 g/t Au "

ATDM-033El Roble Mine · goldGrade: 5.28Grade Unit: g/tIntercept: 3.2 mView all details
Link to this fact

Identity

Hole ID
ATDM-033
Project
El Roble Mine
Commodity
gold
Region
colombia
Reported Region
colombia
Ticker
ATY

Geometry

Grade
5.28
Grade Unit
g/t
Intercept
3.2 m
From
20.6 m
To
23.8 m
Intercept Depth
20.6 m

Classification

Deposit Type
vms
Program
mixed
Sample Type
drill
Group ID
ATDM-033:20.6-23.8
Mining Method
underground

QA/QC

QP Signed
Yes

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2025-11-24T00:00:00.000Z

Reasoning: High-grade gold intercept from the ongoing drilling program at El Roble.

Positive factors

  • High-grade gold intercept (5.28 g/t Au)
  • Part of a program extending the ore body

Negative factors

  • True width is estimated, not precisely stated

Evidence · table

“5.28”

Context: 3.20

Tags used in scoring

No QA/QC Disclosurenegative

Release does not disclose QA/QC — lab certification, CP/QP sign-off and assay protocols cannot be checked from this document.

Why it applies: qaqc_disclosed is not 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 "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: "Atico Reports Multiple High-Grade Intercepts up to 8.70m of 11.44% Cu, 14.65 g/t Au and 6.16m of 13.32% Cu, 2.79 g/t Au "

ATDM-036El Roble Mine · copperGrade: 9.29Grade Unit: %Intercept: 3.6 mView all details
Link to this fact

Identity

Hole ID
ATDM-036
Project
El Roble Mine
Commodity
copper
Region
colombia
Reported Region
colombia
Ticker
ATY

Geometry

Grade
9.29
Grade Unit
%
Intercept
3.6 m
From
32.4 m
To
36 m
Intercept Depth
32.4 m

Classification

Deposit Type
vms
Program
mixed
Sample Type
drill
Group ID
ATDM-036:32.4-36
Mining Method
underground

QA/QC

QP Signed
Yes

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2025-11-24T00:00:00.000Z

Reasoning: High-grade copper intercept from the ongoing drilling program at El Roble.

Positive factors

  • High-grade copper intercept (9.29% Cu)
  • Part of a program extending the ore body

Negative factors

  • True width is estimated, not precisely stated

Evidence · table

“9.29”

Context: 3.60

Tags used in scoring

No QA/QC Disclosurenegative

Release does not disclose QA/QC — lab certification, CP/QP sign-off and assay protocols cannot be checked from this document.

Why it applies: qaqc_disclosed is not 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 "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: "Atico Reports Multiple High-Grade Intercepts up to 8.70m of 11.44% Cu, 14.65 g/t Au and 6.16m of 13.32% Cu, 2.79 g/t Au "

ATDM-036El Roble Mine · goldGrade: 0.88Grade Unit: g/tIntercept: 3.6 mView all details
Link to this fact

Identity

Hole ID
ATDM-036
Project
El Roble Mine
Commodity
gold
Region
colombia
Reported Region
colombia
Ticker
ATY

Geometry

Grade
0.88
Grade Unit
g/t
Intercept
3.6 m
From
32.4 m
To
36 m
Intercept Depth
32.4 m

Classification

Deposit Type
vms
Program
mixed
Sample Type
drill
Group ID
ATDM-036:32.4-36
Mining Method
underground

QA/QC

QP Signed
Yes

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2025-11-24T00:00:00.000Z

Reasoning: Low grade gold intercept from the ongoing drilling program at El Roble.

Negative factors

  • Low grade gold intercept
  • True width is estimated, not precisely stated

Evidence · table

“0.88”

Context: 3.60

Tags used in scoring

No QA/QC Disclosurenegative

Release does not disclose QA/QC — lab certification, CP/QP sign-off and assay protocols cannot be checked from this document.

Why it applies: qaqc_disclosed is not 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 "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: "Atico Reports Multiple High-Grade Intercepts up to 8.70m of 11.44% Cu, 14.65 g/t Au and 6.16m of 13.32% Cu, 2.79 g/t Au "

ATDM-036El Roble Mine · copperGrade: 2.66Grade Unit: %Intercept: 3.2 mView all details
Link to this fact

Identity

Hole ID
ATDM-036
Project
El Roble Mine
Commodity
copper
Region
colombia
Reported Region
colombia
Ticker
ATY

Geometry

Grade
2.66
Grade Unit
%
Intercept
3.2 m
From
27.6 m
To
30.8 m
Intercept Depth
27.6 m

Classification

Deposit Type
vms
Program
mixed
Sample Type
drill
Group ID
ATDM-036:27.6-30.8
Mining Method
underground

QA/QC

QP Signed
Yes

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2025-11-24T00:00:00.000Z

Reasoning: Moderate-grade copper intercept from the ongoing drilling program at El Roble.

Positive factors

  • Moderate-grade copper intercept (2.66% Cu)
  • Part of a program extending the ore body

Negative factors

  • True width is estimated, not precisely stated

Evidence · table

“2.66”

Context: 3.20

Tags used in scoring

No QA/QC Disclosurenegative

Release does not disclose QA/QC — lab certification, CP/QP sign-off and assay protocols cannot be checked from this document.

Why it applies: qaqc_disclosed is not 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 "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: "Atico Reports Multiple High-Grade Intercepts up to 8.70m of 11.44% Cu, 14.65 g/t Au and 6.16m of 13.32% Cu, 2.79 g/t Au "

ATDM-036El Roble Mine · goldGrade: 0.41Grade Unit: g/tIntercept: 3.2 mView all details
Link to this fact

Identity

Hole ID
ATDM-036
Project
El Roble Mine
Commodity
gold
Region
colombia
Reported Region
colombia
Ticker
ATY

Geometry

Grade
0.41
Grade Unit
g/t
Intercept
3.2 m
From
27.6 m
To
30.8 m
Intercept Depth
27.6 m

Classification

Deposit Type
vms
Program
mixed
Sample Type
drill
Group ID
ATDM-036:27.6-30.8
Mining Method
underground

QA/QC

QP Signed
Yes

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2025-11-24T00:00:00.000Z

Reasoning: Low grade gold intercept from the ongoing drilling program at El Roble.

Negative factors

  • Low grade gold intercept
  • True width is estimated, not precisely stated

Evidence · table

“0.41”

Context: 3.20

Tags used in scoring

No QA/QC Disclosurenegative

Release does not disclose QA/QC — lab certification, CP/QP sign-off and assay protocols cannot be checked from this document.

Why it applies: qaqc_disclosed is not 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 "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: "Atico Reports Multiple High-Grade Intercepts up to 8.70m of 11.44% Cu, 14.65 g/t Au and 6.16m of 13.32% Cu, 2.79 g/t Au "

ATDM-037El Roble Mine · copperGrade: 13.32Grade Unit: %Intercept: 6.16 mView all details
Link to this fact

Identity

Hole ID
ATDM-037
Project
El Roble Mine
Commodity
copper
Region
colombia
Reported Region
colombia
Ticker
ATY

Geometry

Grade
13.32
Grade Unit
%
Intercept
6.16 m
From
21.74 m
To
27.9 m
Intercept Depth
21.74 m

Classification

Deposit Type
vms
Program
mixed
Sample Type
drill
Group ID
ATDM-037:21.74-27.9
Mining Method
underground

QA/QC

QP Signed
Yes

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2025-11-24T00:00:00.000Z

Reasoning: Exceptional high-grade copper intercept over a significant length, contributing to the extension of the ore body at El Roble.

Positive factors

  • Exceptional high-grade copper intercept (13.32% Cu)
  • Significant intercept length (6.16m)
  • Part of a program extending the ore body

Negative factors

  • True width is estimated, not precisely stated

Evidence · table

“13.32”

Context: 6.16

Tags used in scoring

No QA/QC Disclosurenegative

Release does not disclose QA/QC — lab certification, CP/QP sign-off and assay protocols cannot be checked from this document.

Why it applies: qaqc_disclosed is not 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 "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: "Atico Reports Multiple High-Grade Intercepts up to 8.70m of 11.44% Cu, 14.65 g/t Au and 6.16m of 13.32% Cu, 2.79 g/t Au "

ATDM-037El Roble Mine · goldGrade: 2.79Grade Unit: g/tIntercept: 6.16 mView all details
Link to this fact

Identity

Hole ID
ATDM-037
Project
El Roble Mine
Commodity
gold
Region
colombia
Reported Region
colombia
Ticker
ATY

Geometry

Grade
2.79
Grade Unit
g/t
Intercept
6.16 m
From
21.74 m
To
27.9 m
Intercept Depth
21.74 m

Classification

Deposit Type
vms
Program
mixed
Sample Type
drill
Group ID
ATDM-037:21.74-27.9
Mining Method
underground

QA/QC

QP Signed
Yes

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2025-11-24T00:00:00.000Z

Reasoning: Moderate-grade gold intercept over a significant length from the ongoing drilling program at El Roble.

Positive factors

  • Moderate-grade gold intercept (2.79 g/t Au)
  • Significant intercept length (6.16m)

Negative factors

  • True width is estimated, not precisely stated

Evidence · table

“2.79”

Context: 6.16

Tags used in scoring

No QA/QC Disclosurenegative

Release does not disclose QA/QC — lab certification, CP/QP sign-off and assay protocols cannot be checked from this document.

Why it applies: qaqc_disclosed is not 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 "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: "Atico Reports Multiple High-Grade Intercepts up to 8.70m of 11.44% Cu, 14.65 g/t Au and 6.16m of 13.32% Cu, 2.79 g/t Au "

ATDM-042El Roble Mine · copperGrade: 6.38Grade Unit: %Intercept: 7.3 mView all details
Link to this fact

Identity

Hole ID
ATDM-042
Project
El Roble Mine
Commodity
copper
Region
colombia
Reported Region
colombia
Ticker
ATY

Geometry

Grade
6.38
Grade Unit
%
Intercept
7.3 m
From
20.2 m
To
27.5 m
Intercept Depth
20.2 m

Classification

Deposit Type
vms
Program
mixed
Sample Type
drill
Group ID
ATDM-042:20.2-27.5
Mining Method
underground

QA/QC

QP Signed
Yes

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2025-11-24T00:00:00.000Z

Reasoning: High-grade copper intercept over a significant length, contributing to the extension of the ore body at El Roble.

Positive factors

  • High-grade copper intercept (6.38% Cu)
  • Significant intercept length (7.3m)
  • Part of a program extending the ore body

Negative factors

  • True width is estimated, not precisely stated

Evidence · table

“6.38”

Context: 7.30

Tags used in scoring

No QA/QC Disclosurenegative

Release does not disclose QA/QC — lab certification, CP/QP sign-off and assay protocols cannot be checked from this document.

Why it applies: qaqc_disclosed is not 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 "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: "Atico Reports Multiple High-Grade Intercepts up to 8.70m of 11.44% Cu, 14.65 g/t Au and 6.16m of 13.32% Cu, 2.79 g/t Au "

ATDM-042El Roble Mine · goldGrade: 1.61Grade Unit: g/tIntercept: 7.3 mView all details
Link to this fact

Identity

Hole ID
ATDM-042
Project
El Roble Mine
Commodity
gold
Region
colombia
Reported Region
colombia
Ticker
ATY

Geometry

Grade
1.61
Grade Unit
g/t
Intercept
7.3 m
From
20.2 m
To
27.5 m
Intercept Depth
20.2 m

Classification

Deposit Type
vms
Program
mixed
Sample Type
drill
Group ID
ATDM-042:20.2-27.5
Mining Method
underground

QA/QC

QP Signed
Yes

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2025-11-24T00:00:00.000Z

Reasoning: Lower grade gold intercept over a significant length from the ongoing drilling program at El Roble.

Positive factors

  • Significant intercept length (7.3m)

Negative factors

  • Lower grade gold intercept
  • True width is estimated, not precisely stated

Evidence · table

“1.61”

Context: 7.30

Tags used in scoring

No QA/QC Disclosurenegative

Release does not disclose QA/QC — lab certification, CP/QP sign-off and assay protocols cannot be checked from this document.

Why it applies: qaqc_disclosed is not 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 "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: "Atico Reports Multiple High-Grade Intercepts up to 8.70m of 11.44% Cu, 14.65 g/t Au and 6.16m of 13.32% Cu, 2.79 g/t Au "

ATDM-057El Roble Mine · copperGrade: 1.98Grade Unit: %Intercept: 3.4 mView all details
Link to this fact

Identity

Hole ID
ATDM-057
Project
El Roble Mine
Commodity
copper
Region
colombia
Reported Region
colombia
Ticker
ATY

Geometry

Grade
1.98
Grade Unit
%
Intercept
3.4 m
From
15.9 m
To
19.3 m
Intercept Depth
15.9 m

Classification

Deposit Type
vms
Program
mixed
Sample Type
drill
Group ID
ATDM-057:15.9-19.3
Mining Method
underground

QA/QC

QP Signed
Yes

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2025-11-24T00:00:00.000Z

Reasoning: Lower grade copper intercept from the ongoing drilling program at El Roble.

Negative factors

  • Lower grade copper intercept
  • True width is estimated, not precisely stated

Evidence · table

“1.98”

Context: 3.40

Tags used in scoring

No QA/QC Disclosurenegative

Release does not disclose QA/QC — lab certification, CP/QP sign-off and assay protocols cannot be checked from this document.

Why it applies: qaqc_disclosed is not 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 "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: "Atico Reports Multiple High-Grade Intercepts up to 8.70m of 11.44% Cu, 14.65 g/t Au and 6.16m of 13.32% Cu, 2.79 g/t Au "

ATDM-057El Roble Mine · goldGrade: 6.74Grade Unit: g/tIntercept: 3.4 mView all details
Link to this fact

Identity

Hole ID
ATDM-057
Project
El Roble Mine
Commodity
gold
Region
colombia
Reported Region
colombia
Ticker
ATY

Geometry

Grade
6.74
Grade Unit
g/t
Intercept
3.4 m
From
15.9 m
To
19.3 m
Intercept Depth
15.9 m

Classification

Deposit Type
vms
Program
mixed
Sample Type
drill
Group ID
ATDM-057:15.9-19.3
Mining Method
underground

QA/QC

QP Signed
Yes

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2025-11-24T00:00:00.000Z

Reasoning: High-grade gold intercept from the ongoing drilling program at El Roble.

Positive factors

  • High-grade gold intercept (6.74 g/t Au)
  • Part of a program extending the ore body

Negative factors

  • True width is estimated, not precisely stated

Evidence · table

“6.74”

Context: 3.40

Tags used in scoring

No QA/QC Disclosurenegative

Release does not disclose QA/QC — lab certification, CP/QP sign-off and assay protocols cannot be checked from this document.

Why it applies: qaqc_disclosed is not 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 "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: "Atico Reports Multiple High-Grade Intercepts up to 8.70m of 11.44% Cu, 14.65 g/t Au and 6.16m of 13.32% Cu, 2.79 g/t Au "

ATDM-058El Roble Mine · copperGrade: 7.34Grade Unit: %Intercept: 4.75 mView all details
Link to this fact

Identity

Hole ID
ATDM-058
Project
El Roble Mine
Commodity
copper
Region
colombia
Reported Region
colombia
Ticker
ATY

Geometry

Grade
7.34
Grade Unit
%
Intercept
4.75 m
From
9.9 m
To
14.65 m
Intercept Depth
9.9 m

Classification

Deposit Type
vms
Program
mixed
Sample Type
drill
Group ID
ATDM-058:9.9-14.65
Mining Method
underground

QA/QC

QP Signed
Yes

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2025-11-24T00:00:00.000Z

Reasoning: High-grade copper intercept from the ongoing drilling program at El Roble.

Positive factors

  • High-grade copper intercept (7.34% Cu)
  • Part of a program extending the ore body

Negative factors

  • True width is estimated, not precisely stated

Evidence · table

“7.34”

Context: 4.75

Tags used in scoring

No QA/QC Disclosurenegative

Release does not disclose QA/QC — lab certification, CP/QP sign-off and assay protocols cannot be checked from this document.

Why it applies: qaqc_disclosed is not 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 "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: "Atico Reports Multiple High-Grade Intercepts up to 8.70m of 11.44% Cu, 14.65 g/t Au and 6.16m of 13.32% Cu, 2.79 g/t Au "

ATDM-058El Roble Mine · goldGrade: 2.29Grade Unit: g/tIntercept: 4.75 mView all details
Link to this fact

Identity

Hole ID
ATDM-058
Project
El Roble Mine
Commodity
gold
Region
colombia
Reported Region
colombia
Ticker
ATY

Geometry

Grade
2.29
Grade Unit
g/t
Intercept
4.75 m
From
9.9 m
To
14.65 m
Intercept Depth
9.9 m

Classification

Deposit Type
vms
Program
mixed
Sample Type
drill
Group ID
ATDM-058:9.9-14.65
Mining Method
underground

QA/QC

QP Signed
Yes

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2025-11-24T00:00:00.000Z

Reasoning: Lower grade gold intercept from the ongoing drilling program at El Roble.

Negative factors

  • Lower grade gold intercept
  • True width is estimated, not precisely stated

Evidence · table

“2.29”

Context: 4.75

Tags used in scoring

No QA/QC Disclosurenegative

Release does not disclose QA/QC — lab certification, CP/QP sign-off and assay protocols cannot be checked from this document.

Why it applies: qaqc_disclosed is not 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 "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: "Atico Reports Multiple High-Grade Intercepts up to 8.70m of 11.44% Cu, 14.65 g/t Au and 6.16m of 13.32% Cu, 2.79 g/t Au "

ATDM-058El Roble Mine · copperGrade: 6.55Grade Unit: %Intercept: 4.85 mView all details
Link to this fact

Identity

Hole ID
ATDM-058
Project
El Roble Mine
Commodity
copper
Region
colombia
Reported Region
colombia
Ticker
ATY

Geometry

Grade
6.55
Grade Unit
%
Intercept
4.85 m
From
16.15 m
To
21 m
Intercept Depth
16.15 m

Classification

Deposit Type
vms
Program
mixed
Sample Type
drill
Group ID
ATDM-058:16.15-21
Mining Method
underground

QA/QC

QP Signed
Yes

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2025-11-24T00:00:00.000Z

Reasoning: High-grade copper intercept from the ongoing drilling program at El Roble.

Positive factors

  • High-grade copper intercept (6.55% Cu)
  • Part of a program extending the ore body

Negative factors

  • True width is estimated, not precisely stated

Evidence · table

“6.55”

Context: 4.85

Tags used in scoring

No QA/QC Disclosurenegative

Release does not disclose QA/QC — lab certification, CP/QP sign-off and assay protocols cannot be checked from this document.

Why it applies: qaqc_disclosed is not 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 "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: "Atico Reports Multiple High-Grade Intercepts up to 8.70m of 11.44% Cu, 14.65 g/t Au and 6.16m of 13.32% Cu, 2.79 g/t Au "

ATDM-058El Roble Mine · goldGrade: 0.92Grade Unit: g/tIntercept: 4.85 mView all details
Link to this fact

Identity

Hole ID
ATDM-058
Project
El Roble Mine
Commodity
gold
Region
colombia
Reported Region
colombia
Ticker
ATY

Geometry

Grade
0.92
Grade Unit
g/t
Intercept
4.85 m
From
16.15 m
To
21 m
Intercept Depth
16.15 m

Classification

Deposit Type
vms
Program
mixed
Sample Type
drill
Group ID
ATDM-058:16.15-21
Mining Method
underground

QA/QC

QP Signed
Yes

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2025-11-24T00:00:00.000Z

Reasoning: Low grade gold intercept from the ongoing drilling program at El Roble.

Negative factors

  • Low grade gold intercept
  • True width is estimated, not precisely stated

Evidence · table

“0.92”

Context: 4.85

Tags used in scoring

No QA/QC Disclosurenegative

Release does not disclose QA/QC — lab certification, CP/QP sign-off and assay protocols cannot be checked from this document.

Why it applies: qaqc_disclosed is not 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 "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: "Atico Reports Multiple High-Grade Intercepts up to 8.70m of 11.44% Cu, 14.65 g/t Au and 6.16m of 13.32% Cu, 2.79 g/t Au "

ATDM-060El Roble Mine · copperGrade: 4.75Grade Unit: %Intercept: 2 mView all details
Link to this fact

Identity

Hole ID
ATDM-060
Project
El Roble Mine
Commodity
copper
Region
colombia
Reported Region
colombia
Ticker
ATY

Geometry

Grade
4.75
Grade Unit
%
Intercept
2 m
From
19.25 m
To
21.25 m
Intercept Depth
19.25 m

Classification

Deposit Type
vms
Program
mixed
Sample Type
drill
Group ID
ATDM-060:19.25-21.25
Mining Method
underground

QA/QC

QP Signed
Yes

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2025-11-24T00:00:00.000Z

Reasoning: Moderate-grade copper intercept from the ongoing drilling program at El Roble.

Positive factors

  • Moderate-grade copper intercept (4.75% Cu)
  • Part of a program extending the ore body

Negative factors

  • Narrow intercept length
  • True width is estimated, not precisely stated

Evidence · table

“4.75”

Context: 2.00

Tags used in scoring

No QA/QC Disclosurenegative

Release does not disclose QA/QC — lab certification, CP/QP sign-off and assay protocols cannot be checked from this document.

Why it applies: qaqc_disclosed is not 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 "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: "Atico Reports Multiple High-Grade Intercepts up to 8.70m of 11.44% Cu, 14.65 g/t Au and 6.16m of 13.32% Cu, 2.79 g/t Au "

ATDM-060El Roble Mine · goldGrade: 2.9Grade Unit: g/tIntercept: 2 mView all details
Link to this fact

Identity

Hole ID
ATDM-060
Project
El Roble Mine
Commodity
gold
Region
colombia
Reported Region
colombia
Ticker
ATY

Geometry

Grade
2.9
Grade Unit
g/t
Intercept
2 m
From
19.25 m
To
21.25 m
Intercept Depth
19.25 m

Classification

Deposit Type
vms
Program
mixed
Sample Type
drill
Group ID
ATDM-060:19.25-21.25
Mining Method
underground

QA/QC

QP Signed
Yes

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2025-11-24T00:00:00.000Z

Reasoning: Lower grade gold intercept from the ongoing drilling program at El Roble.

Negative factors

  • Narrow intercept length
  • True width is estimated, not precisely stated

Evidence · table

“2.90”

Context: 2.00

Tags used in scoring

No QA/QC Disclosurenegative

Release does not disclose QA/QC — lab certification, CP/QP sign-off and assay protocols cannot be checked from this document.

Why it applies: qaqc_disclosed is not 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 "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: "Atico Reports Multiple High-Grade Intercepts up to 8.70m of 11.44% Cu, 14.65 g/t Au and 6.16m of 13.32% Cu, 2.79 g/t Au "

ATDM-060El Roble Mine · copperGrade: 3.12Grade Unit: %Intercept: 1.45 mView all details
Link to this fact

Identity

Hole ID
ATDM-060
Project
El Roble Mine
Commodity
copper
Region
colombia
Reported Region
colombia
Ticker
ATY

Geometry

Grade
3.12
Grade Unit
%
Intercept
1.45 m
From
23.25 m
To
24.7 m
Intercept Depth
23.25 m

Classification

Deposit Type
vms
Program
mixed
Sample Type
drill
Group ID
ATDM-060:23.25-24.7
Mining Method
underground

QA/QC

QP Signed
Yes

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2025-11-24T00:00:00.000Z

Reasoning: Moderate-grade copper intercept from the ongoing drilling program at El Roble.

Positive factors

  • Moderate-grade copper intercept (3.12% Cu)

Negative factors

  • Narrow intercept length
  • True width is estimated, not precisely stated

Evidence · table

“3.12”

Context: 1.45

Tags used in scoring

No QA/QC Disclosurenegative

Release does not disclose QA/QC — lab certification, CP/QP sign-off and assay protocols cannot be checked from this document.

Why it applies: qaqc_disclosed is not 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 "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: "Atico Reports Multiple High-Grade Intercepts up to 8.70m of 11.44% Cu, 14.65 g/t Au and 6.16m of 13.32% Cu, 2.79 g/t Au "

ATDM-060El Roble Mine · goldGrade: 3.55Grade Unit: g/tIntercept: 1.45 mView all details
Link to this fact

Identity

Hole ID
ATDM-060
Project
El Roble Mine
Commodity
gold
Region
colombia
Reported Region
colombia
Ticker
ATY

Geometry

Grade
3.55
Grade Unit
g/t
Intercept
1.45 m
From
23.25 m
To
24.7 m
Intercept Depth
23.25 m

Classification

Deposit Type
vms
Program
mixed
Sample Type
drill
Group ID
ATDM-060:23.25-24.7
Mining Method
underground

QA/QC

QP Signed
Yes

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2025-11-24T00:00:00.000Z

Reasoning: Moderate-grade gold intercept from the ongoing drilling program at El Roble.

Positive factors

  • Moderate-grade gold intercept (3.55 g/t Au)

Negative factors

  • Narrow intercept length
  • True width is estimated, not precisely stated

Evidence · table

“3.55”

Context: 1.45

Tags used in scoring

No QA/QC Disclosurenegative

Release does not disclose QA/QC — lab certification, CP/QP sign-off and assay protocols cannot be checked from this document.

Why it applies: qaqc_disclosed is not 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 "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: "Atico Reports Multiple High-Grade Intercepts up to 8.70m of 11.44% Cu, 14.65 g/t Au and 6.16m of 13.32% Cu, 2.79 g/t Au "

ATDM-061El Roble Mine · copperGrade: 11.44Grade Unit: %Intercept: 8.7 mView all details
Link to this fact

Identity

Hole ID
ATDM-061
Project
El Roble Mine
Commodity
copper
Region
colombia
Reported Region
colombia
Ticker
ATY

Geometry

Grade
11.44
Grade Unit
%
Intercept
8.7 m
From
10 m
To
18.7 m
Intercept Depth
10 m

Classification

Deposit Type
vms
Program
mixed
Sample Type
drill
Group ID
ATDM-061:10-18.7
Mining Method
underground

QA/QC

QP Signed
Yes

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2025-11-24T00:00:00.000Z

Reasoning: Exceptional high-grade copper intercept over a significant length, contributing to the extension of the ore body at El Roble.

Positive factors

  • Exceptional high-grade copper intercept (11.44% Cu)
  • Significant intercept length (8.7m)
  • Part of a program extending the ore body

Negative factors

  • True width is estimated, not precisely stated

Evidence · table

“11.44”

Context: 8.70

Tags used in scoring

No QA/QC Disclosurenegative

Release does not disclose QA/QC — lab certification, CP/QP sign-off and assay protocols cannot be checked from this document.

Why it applies: qaqc_disclosed is not 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 "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: "Atico Reports Multiple High-Grade Intercepts up to 8.70m of 11.44% Cu, 14.65 g/t Au and 6.16m of 13.32% Cu, 2.79 g/t Au "

ATDM-061El Roble Mine · goldGrade: 14.65Grade Unit: g/tIntercept: 8.7 mView all details
Link to this fact

Identity

Hole ID
ATDM-061
Project
El Roble Mine
Commodity
gold
Region
colombia
Reported Region
colombia
Ticker
ATY

Geometry

Grade
14.65
Grade Unit
g/t
Intercept
8.7 m
From
10 m
To
18.7 m
Intercept Depth
10 m

Classification

Deposit Type
vms
Program
mixed
Sample Type
drill
Group ID
ATDM-061:10-18.7
Mining Method
underground

QA/QC

QP Signed
Yes

Metal Equivalent

Assumptions Disclosed
No

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2025-11-24T00:00:00.000Z

Reasoning: Exceptional high-grade gold intercept over a significant length, contributing to the extension of the ore body at El Roble.

Positive factors

  • Exceptional high-grade gold intercept (14.65 g/t Au)
  • Significant intercept length (8.7m)
  • Part of a program extending the ore body

Negative factors

  • True width is estimated, not precisely stated

Evidence · table

“14.65”

Context: 8.70

Tags used in scoring

No QA/QC Disclosurenegative

Release does not disclose QA/QC — lab certification, CP/QP sign-off and assay protocols cannot be checked from this document.

Why it applies: qaqc_disclosed is not 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 "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: "Atico Reports Multiple High-Grade Intercepts up to 8.70m of 11.44% Cu, 14.65 g/t Au and 6.16m of 13.32% Cu, 2.79 g/t Au "

Resource Estimates (2)

probableEl Roble Mine · copperTonnes: 1000000Grade: 3.02Grade Unit: %Historical resultNeeds review: historical_restatementView all details
Link to this fact

Identity

Project
El Roble Mine
Commodity
copper
Region
colombia
Reported Region
Colombia
Ticker
ATY

Resource scope

Estimate type
reserve
Effective date
2020-09-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Garth Graves, P. Geo.
Resource group id
resource:73c0e14d95aae144f577

Resource Data

Category
probable
Tonnes
1000000
Grade
3.02
Grade Unit
%
Cutoff Grade
1.3
Cutoff Unit
%

Prior Estimate

Resource Date
2020-09-30

Metal Equivalent

Metal Eq. Unit
% copper equivalent
Assumptions Disclosed
No

Review

Needs Review
Yes
Review Reason
historical_restatement
Historical
Yes
Historical Source Date
2020-09-30T00:00:00.000Z

Dates

Event date
2025-11-24T00:00:00.000Z

Reasoning: Historical Proven and Probable reserve estimate for copper at El Roble Mine, providing a baseline but lacking current data and metal equivalent assumptions.

Positive factors

  • Existing Proven and Probable reserves

Negative factors

  • Estimate is historical (effective date September 2020)
  • Metal equivalent assumptions not disclosed

Evidence · text

“Proven and Probable reserves of 1.00 million tonnes grading 3.02% copper and 1.76 g/t gold, at a cut-off grade of 1.3% copper equivalent with an effective date of September 30, 2020”

Tags used in scoring

Probable Reservepositive

Indicated Resource with demonstrated economic viability after applying modifying factors.

Why it applies: category is "probable"

Cut-off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

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: qp_signed is true

NI 43-101 Compliantpositive

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

Why it applies: reporting_standards includes ni_43_101

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

Stale Estimatenegative

Effective date is >2 years old — data currency concern, may not reflect current geological understanding.

Why it applies: effective date is 5.1 years before this release

probableEl Roble Mine · goldTonnes: 1000000Grade: 1.76Grade Unit: g/tHistorical resultNeeds review: historical_restatementView all details
Link to this fact

Identity

Project
El Roble Mine
Commodity
gold
Region
colombia
Reported Region
Colombia
Ticker
ATY

Resource scope

Estimate type
reserve
Effective date
2020-09-30T00:00:00.000Z
Reporting standards
ni_43_101
QP Signed
Yes
Qualified person names
Garth Graves, P. Geo.
Resource group id
resource:73c0e14d95aae144f577

Resource Data

Category
probable
Tonnes
1000000
Grade
1.76
Grade Unit
g/t
Cutoff Grade
1.3
Cutoff Unit
%

Prior Estimate

Resource Date
2020-09-30

Metal Equivalent

Metal Eq. Unit
% copper equivalent
Assumptions Disclosed
No

Review

Needs Review
Yes
Review Reason
historical_restatement
Historical
Yes
Historical Source Date
2020-09-30T00:00:00.000Z

Dates

Event date
2025-11-24T00:00:00.000Z

Reasoning: Historical Proven and Probable reserve estimate for gold at El Roble Mine, providing a baseline but lacking current data and metal equivalent assumptions.

Positive factors

  • Existing Proven and Probable reserves

Negative factors

  • Estimate is historical (effective date September 2020)
  • Metal equivalent assumptions not disclosed

Evidence · text

“Proven and Probable reserves of 1.00 million tonnes grading 3.02% copper and 1.76 g/t gold, at a cut-off grade of 1.3% copper equivalent with an effective date of September 30, 2020”

Tags used in scoring

Probable Reservepositive

Indicated Resource with demonstrated economic viability after applying modifying factors.

Why it applies: category is "probable"

Cut-off Disclosedpositive

Cut-off grade used for resource reporting is clearly stated, enabling like-for-like comparison.

Why it applies: cutoff_grade is stated

QP/CP Signedpositive

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: qp_signed is true

NI 43-101 Compliantpositive

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

Why it applies: reporting_standards includes ni_43_101

No Contained Metalnegative

Tonnage and grade reported but contained metal not calculated or disclosed — incomplete reporting.

Why it applies: contained_metal was not reported

Stale Estimatenegative

Effective date is >2 years old — data currency concern, may not reflect current geological understanding.

Why it applies: effective date is 5.1 years before this release

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.