Cosigo Appoints Richard Hughes and Releases Preliminary Results

Original announcement by tmx on

Company
Cosigo Resources Ltd.
Ticker
CSG
Exchange
TSX
Region
Colombia
Primary commodity
Gold
Secondary commodities
None reported
Document categories
Drill results, Other
Extracted
2026-08-23 06:58:22 UTC

Analysis by Minestarters Atlas

Minestarters Atlas analysis

Summary

Cosigo Resources announced the appointment of Richard Hughes as Technical Advisor and disclosed preliminary prospecting channel sample results from its Taraira project in Colombia. The company reported gold grades up to 1.558 g/t from 22 channel samples, noting these are for information purposes only and may be subject to contamination from historical gold-producing strata. The samples were assayed using the Chrysos system at MSA Labs, with a Qualified Person reviewing the disclosure.

Reasoning: The document reports preliminary channel sample results with some moderate gold grades, but the company explicitly states these are prospecting quality and may be contaminated, lowering their immediate materiality and confidence. The appointment of a well-regarded technical advisor adds a positive corporate development.

Positive factors

  • Appointment of experienced technical advisor Richard Hughes
  • Some gold grades up to 1.558 g/t from channel samples

Negative factors

  • Channel samples are explicitly stated as 'prospection quality only'
  • Potential contamination from historical gold-producing strata noted by the company
  • Many samples show very low gold grades

Low confidence — this extraction should be reviewed alongside the original source.

Facts used in scoring: 22

Classification and evidence

QA/QC Disclosedpositive

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

Why it applies: The news release states that Mr. Erik Ostensoe P.Geo., a Qualified Person, reviewed and approved the scientific and technical disclosure, and samples were tested at MSA Labs.

Evidence · text

“Mr. Erik Ostensoe P.Geo., a chief geologist of the Company and a Qualified Person as defined by National Instrument 43-101, has reviewed and approved the scientific and technical disclosure in this news release.”

Preliminary Prospecting Resultsneutral · Story-specific tag

No canonical definition is currently available.

Why it applies: The company explicitly states that the channel samples are 'considered at best prospection quality for information purposes only'.

Evidence · text

“Finally Cosigo wishes to share its latest results from 14 channel samples taken along a 1019 meter strike on the Taraira project. These are considered at best prospection quality for information purposes only.”

Potential Contamination Notednegative · Story-specific tag

No canonical definition is currently available.

Why it applies: The company cautions that 'it is possible known historical gold producing strata’s from higher up on the slope still within the title could have weathered and contaminated the visible outcrop of this sampling'.

Evidence · text

“it is possible known historical gold producing strata’s from higher up on the slope still within the title could have weathered and contaminated the visible outcrop of this sampling.”

Extracted facts

Stored fact records: 22. Some facts used in scoring do not have a stored record.

Drill Results (22)

1246662Taraira project · goldGrade: 1.106Grade Unit: g/tView all details
Link to this fact

Identity

Hole ID
1246662
Project
Taraira project
Commodity
gold
Region
colombia
Reported Region
Colombia
Ticker
CSG

Geometry

Grade
1.106
Grade Unit
g/t

Classification

Sample Type
channel

QA/QC

Laboratory
MSA Labs
QA/QC Disclosed
Yes
Lab Certified
Yes
QP Signed
Yes

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2023-08-10T00:00:00.000Z

Reasoning: This channel sample returned a moderate gold grade of 1.106 g/t, but its significance is tempered by the company's cautionary statements regarding the preliminary nature and potential contamination of these prospecting-quality results.

Positive factors

  • Moderate gold grade detected

Negative factors

  • Prospection quality only
  • Potential contamination noted by company

Evidence · table

“1.106”

Context: 1246662

1246664Taraira project · goldGrade: 0.04Grade Unit: g/tView all details
Link to this fact

Identity

Hole ID
1246664
Project
Taraira project
Commodity
gold
Region
colombia
Reported Region
Colombia
Ticker
CSG

Geometry

Grade
0.04
Grade Unit
g/t

Classification

Sample Type
channel

QA/QC

Laboratory
MSA Labs
QA/QC Disclosed
Yes
Lab Certified
Yes
QP Signed
Yes

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2023-08-10T00:00:00.000Z

Reasoning: This channel sample returned a very low gold grade of 0.04 g/t, which is not material, especially given the company's caveats about the preliminary nature and potential contamination of these prospecting-quality results.

Negative factors

  • Very low gold grade
  • Prospection quality only
  • Potential contamination noted by company

Evidence · table

“0.040”

Context: 1246664

1246666Taraira project · goldGrade: 0.348Grade Unit: g/tView all details
Link to this fact

Identity

Hole ID
1246666
Project
Taraira project
Commodity
gold
Region
colombia
Reported Region
Colombia
Ticker
CSG

Geometry

Grade
0.348
Grade Unit
g/t

Classification

Sample Type
channel

QA/QC

Laboratory
MSA Labs
QA/QC Disclosed
Yes
Lab Certified
Yes
QP Signed
Yes

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2023-08-10T00:00:00.000Z

Reasoning: This channel sample returned a weak gold grade of 0.348 g/t, which is at the lower end of economic interest, further diminished by the company's cautionary statements regarding the preliminary nature and potential contamination of these prospecting-quality results.

Positive factors

  • Weak gold grade detected

Negative factors

  • Prospection quality only
  • Potential contamination noted by company

Evidence · table

“0.348”

Context: 1246666

1246669Taraira project · goldGrade: 0.506Grade Unit: g/tView all details
Link to this fact

Identity

Hole ID
1246669
Project
Taraira project
Commodity
gold
Region
colombia
Reported Region
Colombia
Ticker
CSG

Geometry

Grade
0.506
Grade Unit
g/t

Classification

Sample Type
channel

QA/QC

Laboratory
MSA Labs
QA/QC Disclosed
Yes
Lab Certified
Yes
QP Signed
Yes

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2023-08-10T00:00:00.000Z

Reasoning: This channel sample returned a weak gold grade of 0.506 g/t, which is at the lower end of economic interest, further diminished by the company's cautionary statements regarding the preliminary nature and potential contamination of these prospecting-quality results.

Positive factors

  • Weak gold grade detected

Negative factors

  • Prospection quality only
  • Potential contamination noted by company

Evidence · table

“0.506”

Context: 1246669

1246670Taraira project · goldGrade: 0.751Grade Unit: g/tView all details
Link to this fact

Identity

Hole ID
1246670
Project
Taraira project
Commodity
gold
Region
colombia
Reported Region
Colombia
Ticker
CSG

Geometry

Grade
0.751
Grade Unit
g/t

Classification

Sample Type
channel

QA/QC

Laboratory
MSA Labs
QA/QC Disclosed
Yes
Lab Certified
Yes
QP Signed
Yes

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2023-08-10T00:00:00.000Z

Reasoning: This channel sample returned a weak gold grade of 0.751 g/t, which is at the lower end of economic interest, further diminished by the company's cautionary statements regarding the preliminary nature and potential contamination of these prospecting-quality results.

Positive factors

  • Weak gold grade detected

Negative factors

  • Prospection quality only
  • Potential contamination noted by company

Evidence · table

“0.751”

Context: 1246670

1246671Taraira project · goldGrade: 0.537Grade Unit: g/tView all details
Link to this fact

Identity

Hole ID
1246671
Project
Taraira project
Commodity
gold
Region
colombia
Reported Region
Colombia
Ticker
CSG

Geometry

Grade
0.537
Grade Unit
g/t

Classification

Sample Type
channel

QA/QC

Laboratory
MSA Labs
QA/QC Disclosed
Yes
Lab Certified
Yes
QP Signed
Yes

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2023-08-10T00:00:00.000Z

Reasoning: This channel sample returned a weak gold grade of 0.537 g/t, which is at the lower end of economic interest, further diminished by the company's cautionary statements regarding the preliminary nature and potential contamination of these prospecting-quality results.

Positive factors

  • Weak gold grade detected

Negative factors

  • Prospection quality only
  • Potential contamination noted by company

Evidence · table

“0.537”

Context: 1246671

1246672Taraira project · goldGrade: 0.104Grade Unit: g/tView all details
Link to this fact

Identity

Hole ID
1246672
Project
Taraira project
Commodity
gold
Region
colombia
Reported Region
Colombia
Ticker
CSG

Geometry

Grade
0.104
Grade Unit
g/t

Classification

Sample Type
channel

QA/QC

Laboratory
MSA Labs
QA/QC Disclosed
Yes
Lab Certified
Yes
QP Signed
Yes

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2023-08-10T00:00:00.000Z

Reasoning: This channel sample returned a very low gold grade of 0.104 g/t, which is not material, especially given the company's caveats about the preliminary nature and potential contamination of these prospecting-quality results.

Negative factors

  • Very low gold grade
  • Prospection quality only
  • Potential contamination noted by company

Evidence · table

“0.104”

Context: 1246672

1246673Taraira project · goldGrade: 0.015Grade Unit: g/tView all details
Link to this fact

Identity

Hole ID
1246673
Project
Taraira project
Commodity
gold
Region
colombia
Reported Region
Colombia
Ticker
CSG

Geometry

Grade
0.015
Grade Unit
g/t

Classification

Sample Type
channel

QA/QC

Laboratory
MSA Labs
QA/QC Disclosed
Yes
Lab Certified
Yes
QP Signed
Yes

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2023-08-10T00:00:00.000Z

Reasoning: This channel sample returned a gold grade below the detection limit of 0.015 g/t, which is not material, especially given the company's caveats about the preliminary nature and potential contamination of these prospecting-quality results.

Negative factors

  • Below detection limit gold grade
  • Prospection quality only
  • Potential contamination noted by company

Evidence · table

“<0.015”

Context: 1246673

1246674Taraira project · goldGrade: 0.021Grade Unit: g/tView all details
Link to this fact

Identity

Hole ID
1246674
Project
Taraira project
Commodity
gold
Region
colombia
Reported Region
Colombia
Ticker
CSG

Geometry

Grade
0.021
Grade Unit
g/t

Classification

Sample Type
channel

QA/QC

Laboratory
MSA Labs
QA/QC Disclosed
Yes
Lab Certified
Yes
QP Signed
Yes

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2023-08-10T00:00:00.000Z

Reasoning: This channel sample returned a very low gold grade of 0.021 g/t, which is not material, especially given the company's caveats about the preliminary nature and potential contamination of these prospecting-quality results.

Negative factors

  • Very low gold grade
  • Prospection quality only
  • Potential contamination noted by company

Evidence · table

“0.021”

Context: 1246674

1246675Taraira project · goldGrade: 0.015Grade Unit: g/tView all details
Link to this fact

Identity

Hole ID
1246675
Project
Taraira project
Commodity
gold
Region
colombia
Reported Region
Colombia
Ticker
CSG

Geometry

Grade
0.015
Grade Unit
g/t

Classification

Sample Type
channel

QA/QC

Laboratory
MSA Labs
QA/QC Disclosed
Yes
Lab Certified
Yes
QP Signed
Yes

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2023-08-10T00:00:00.000Z

Reasoning: This channel sample returned a gold grade below the detection limit of 0.015 g/t, which is not material, especially given the company's caveats about the preliminary nature and potential contamination of these prospecting-quality results.

Negative factors

  • Below detection limit gold grade
  • Prospection quality only
  • Potential contamination noted by company

Evidence · table

“<0.015”

Context: 1246675

1246676Taraira project · goldGrade: 0.021Grade Unit: g/tView all details
Link to this fact

Identity

Hole ID
1246676
Project
Taraira project
Commodity
gold
Region
colombia
Reported Region
Colombia
Ticker
CSG

Geometry

Grade
0.021
Grade Unit
g/t

Classification

Sample Type
channel

QA/QC

Laboratory
MSA Labs
QA/QC Disclosed
Yes
Lab Certified
Yes
QP Signed
Yes

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2023-08-10T00:00:00.000Z

Reasoning: This channel sample returned a very low gold grade of 0.021 g/t, which is not material, especially given the company's caveats about the preliminary nature and potential contamination of these prospecting-quality results.

Negative factors

  • Very low gold grade
  • Prospection quality only
  • Potential contamination noted by company

Evidence · table

“0.021”

Context: 1246676

1246677Taraira project · goldGrade: 0.025Grade Unit: g/tView all details
Link to this fact

Identity

Hole ID
1246677
Project
Taraira project
Commodity
gold
Region
colombia
Reported Region
Colombia
Ticker
CSG

Geometry

Grade
0.025
Grade Unit
g/t

Classification

Sample Type
channel

QA/QC

Laboratory
MSA Labs
QA/QC Disclosed
Yes
Lab Certified
Yes
QP Signed
Yes

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2023-08-10T00:00:00.000Z

Reasoning: This channel sample returned a very low gold grade of 0.025 g/t, which is not material, especially given the company's caveats about the preliminary nature and potential contamination of these prospecting-quality results.

Negative factors

  • Very low gold grade
  • Prospection quality only
  • Potential contamination noted by company

Evidence · table

“0.025”

Context: 1246677

1246678Taraira project · goldGrade: 0.019Grade Unit: g/tView all details
Link to this fact

Identity

Hole ID
1246678
Project
Taraira project
Commodity
gold
Region
colombia
Reported Region
Colombia
Ticker
CSG

Geometry

Grade
0.019
Grade Unit
g/t

Classification

Sample Type
channel

QA/QC

Laboratory
MSA Labs
QA/QC Disclosed
Yes
Lab Certified
Yes
QP Signed
Yes

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2023-08-10T00:00:00.000Z

Reasoning: This channel sample returned a very low gold grade of 0.019 g/t, which is not material, especially given the company's caveats about the preliminary nature and potential contamination of these prospecting-quality results.

Negative factors

  • Very low gold grade
  • Prospection quality only
  • Potential contamination noted by company

Evidence · table

“0.019”

Context: 1246678

1246710Taraira project · goldGrade: 0.479Grade Unit: g/tView all details
Link to this fact

Identity

Hole ID
1246710
Project
Taraira project
Commodity
gold
Region
colombia
Reported Region
Colombia
Ticker
CSG

Geometry

Grade
0.479
Grade Unit
g/t

Classification

Sample Type
channel

QA/QC

Laboratory
MSA Labs
QA/QC Disclosed
Yes
Lab Certified
Yes
QP Signed
Yes

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2023-08-10T00:00:00.000Z

Reasoning: This channel sample returned a weak gold grade of 0.479 g/t, which is at the lower end of economic interest, further diminished by the company's cautionary statements regarding the preliminary nature and potential contamination of these prospecting-quality results.

Positive factors

  • Weak gold grade detected

Negative factors

  • Prospection quality only
  • Potential contamination noted by company

Evidence · table

“0.479”

Context: 1246710

1246757Taraira project · goldGrade: 0.096Grade Unit: g/tView all details
Link to this fact

Identity

Hole ID
1246757
Project
Taraira project
Commodity
gold
Region
colombia
Reported Region
Colombia
Ticker
CSG

Geometry

Grade
0.096
Grade Unit
g/t

Classification

Sample Type
channel

QA/QC

Laboratory
MSA Labs
QA/QC Disclosed
Yes
Lab Certified
Yes
QP Signed
Yes

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2023-08-10T00:00:00.000Z

Reasoning: This channel sample returned a very low gold grade of 0.096 g/t, which is not material, especially given the company's caveats about the preliminary nature and potential contamination of these prospecting-quality results.

Negative factors

  • Very low gold grade
  • Prospection quality only
  • Potential contamination noted by company

Evidence · table

“0.096”

Context: 1246757

1246758Taraira project · goldGrade: 0.033Grade Unit: g/tView all details
Link to this fact

Identity

Hole ID
1246758
Project
Taraira project
Commodity
gold
Region
colombia
Reported Region
Colombia
Ticker
CSG

Geometry

Grade
0.033
Grade Unit
g/t

Classification

Sample Type
channel

QA/QC

Laboratory
MSA Labs
QA/QC Disclosed
Yes
Lab Certified
Yes
QP Signed
Yes

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2023-08-10T00:00:00.000Z

Reasoning: This channel sample returned a very low gold grade of 0.033 g/t, which is not material, especially given the company's caveats about the preliminary nature and potential contamination of these prospecting-quality results.

Negative factors

  • Very low gold grade
  • Prospection quality only
  • Potential contamination noted by company

Evidence · table

“0.033”

Context: 1246758

1246759Taraira project · goldGrade: 0.019Grade Unit: g/tView all details
Link to this fact

Identity

Hole ID
1246759
Project
Taraira project
Commodity
gold
Region
colombia
Reported Region
Colombia
Ticker
CSG

Geometry

Grade
0.019
Grade Unit
g/t

Classification

Sample Type
channel

QA/QC

Laboratory
MSA Labs
QA/QC Disclosed
Yes
Lab Certified
Yes
QP Signed
Yes

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2023-08-10T00:00:00.000Z

Reasoning: This channel sample returned a very low gold grade of 0.019 g/t, which is not material, especially given the company's caveats about the preliminary nature and potential contamination of these prospecting-quality results.

Negative factors

  • Very low gold grade
  • Prospection quality only
  • Potential contamination noted by company

Evidence · table

“0.019”

Context: 1246759

1246760Taraira project · goldGrade: 0.422Grade Unit: g/tView all details
Link to this fact

Identity

Hole ID
1246760
Project
Taraira project
Commodity
gold
Region
colombia
Reported Region
Colombia
Ticker
CSG

Geometry

Grade
0.422
Grade Unit
g/t

Classification

Sample Type
channel

QA/QC

Laboratory
MSA Labs
QA/QC Disclosed
Yes
Lab Certified
Yes
QP Signed
Yes

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2023-08-10T00:00:00.000Z

Reasoning: This channel sample returned a weak gold grade of 0.422 g/t, which is at the lower end of economic interest, further diminished by the company's cautionary statements regarding the preliminary nature and potential contamination of these prospecting-quality results.

Positive factors

  • Weak gold grade detected

Negative factors

  • Prospection quality only
  • Potential contamination noted by company

Evidence · table

“0.422”

Context: 1246760

1246761Taraira project · goldGrade: 0.015Grade Unit: g/tView all details
Link to this fact

Identity

Hole ID
1246761
Project
Taraira project
Commodity
gold
Region
colombia
Reported Region
Colombia
Ticker
CSG

Geometry

Grade
0.015
Grade Unit
g/t

Classification

Sample Type
channel

QA/QC

Laboratory
MSA Labs
QA/QC Disclosed
Yes
Lab Certified
Yes
QP Signed
Yes

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2023-08-10T00:00:00.000Z

Reasoning: This channel sample returned a gold grade below the detection limit of 0.015 g/t, which is not material, especially given the company's caveats about the preliminary nature and potential contamination of these prospecting-quality results.

Negative factors

  • Below detection limit gold grade
  • Prospection quality only
  • Potential contamination noted by company

Evidence · table

“<0.015”

Context: 1246761

1246768Taraira project · goldGrade: 1.558Grade Unit: g/tView all details
Link to this fact

Identity

Hole ID
1246768
Project
Taraira project
Commodity
gold
Region
colombia
Reported Region
Colombia
Ticker
CSG

Geometry

Grade
1.558
Grade Unit
g/t

Classification

Sample Type
channel

QA/QC

Laboratory
MSA Labs
QA/QC Disclosed
Yes
Lab Certified
Yes
QP Signed
Yes

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2023-08-10T00:00:00.000Z

Reasoning: This channel sample returned a moderate gold grade of 1.558 g/t, which is the highest reported, but its significance is tempered by the company's cautionary statements regarding the preliminary nature and potential contamination of these prospecting-quality results.

Positive factors

  • Moderate gold grade detected

Negative factors

  • Prospection quality only
  • Potential contamination noted by company

Evidence · table

“1.558”

Context: 1246768

1246769Taraira project · goldGrade: 0.066Grade Unit: g/tView all details
Link to this fact

Identity

Hole ID
1246769
Project
Taraira project
Commodity
gold
Region
colombia
Reported Region
Colombia
Ticker
CSG

Geometry

Grade
0.066
Grade Unit
g/t

Classification

Sample Type
channel

QA/QC

Laboratory
MSA Labs
QA/QC Disclosed
Yes
Lab Certified
Yes
QP Signed
Yes

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2023-08-10T00:00:00.000Z

Reasoning: This channel sample returned a very low gold grade of 0.066 g/t, which is not material, especially given the company's caveats about the preliminary nature and potential contamination of these prospecting-quality results.

Negative factors

  • Very low gold grade
  • Prospection quality only
  • Potential contamination noted by company

Evidence · table

“0.066”

Context: 1246769

MER12Taraira project · goldGrade: 0.018Grade Unit: g/tView all details
Link to this fact

Identity

Hole ID
MER12
Project
Taraira project
Commodity
gold
Region
colombia
Reported Region
Colombia
Ticker
CSG

Geometry

Grade
0.018
Grade Unit
g/t

Classification

Sample Type
channel

QA/QC

Laboratory
MSA Labs
QA/QC Disclosed
Yes
Lab Certified
Yes
QP Signed
Yes

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2023-08-10T00:00:00.000Z

Reasoning: This channel sample returned a very low gold grade of 0.018 g/t, which is not material, especially given the company's caveats about the preliminary nature and potential contamination of these prospecting-quality results.

Negative factors

  • Very low gold grade
  • Prospection quality only
  • Potential contamination noted by company

Evidence · table

“0.018”

Context: MER12

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.