Onyx Gold Reports 2025 Results at King Tut Property, Yukon

Original announcement by tmx on

Company
Onyx Gold Corp.
Ticker
ONYX
Exchange
TSX
Region
Yukon
Primary commodity
Gold
Secondary commodities
Bismuth, Silver, Copper, Lead, Zinc, Molybdenum
Document categories
Drill results
Extracted
2026-09-18 15:05:47 UTC

Analysis by Minestarters Atlas

Minestarters Atlas analysis

Summary

Onyx Gold completed a 2025 summer field program at the Ra target within the King Tut Property in Yukon. The program utilized mapping and surface sampling (channel and grab) to define a high-priority 850m x 500m target area, returning surface gold grades up to 14.7 g/t Au.

Reasoning: The release reports encouraging surface sampling results (up to 14.7 g/t Au grab) and mapping that defines a high-priority target area, though it lacks new drill intercepts.

Positive factors

  • Encouraging surface grades from channel and grab sampling
  • High vein density (15-35 veins per meter) identified
  • Proximity to major discoveries (Snowline Gold)
  • QA/QC protocols and certified lab (ALS) disclosed

Negative factors

  • Results are surface sampling only (channel/grab), not drill intercepts
  • Historical drilling data lacks true width

Facts used in scoring: 7

Classification and evidence

QA/QC Disclosedpositive

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

Why it applies: Release includes details on ALS Geochemistry, ISO 17025 compliance, and use of blanks and standards.

Evidence · text

“The Company maintains a robust QA/QC program that includes the collection and analysis of duplicate samples and the insertion of blanks and standards”

Nearology Playneutral

Value premise rests on proximity to a known deposit rather than own results.

Why it applies: The project is highlighted for its proximity (50km) to Snowline Gold's Valley discovery.

Evidence · text

“With Snowline's Valley deposit only 50 kilometers away”

Extracted facts

Stored fact records: 7. Some facts used in scoring do not have a stored record.

Drill Results (7)

Fact 1goldGrade: 0.7Grade Unit: g/tIntercept: 5 mView all details
Link to this fact

Identity

Commodity
gold
Region
canada_yt
Reported Region
canada_yt
Ticker
ONYX

Geometry

Grade
0.7
Grade Unit
g/t
Intercept
5 m

Classification

Sample Type
channel

Location

Location
Ra Target
Loc. Source
document

QA/QC

QA/QC Disclosed
Yes
QP Signed
Yes

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-01-28T00:00:00.000Z

Reasoning: Surface channel sample showing moderate gold grade.

Evidence · text

“channel samples returning up to 5.0 m grading 0.7 g/t Au”

Tags used in scoring

QA/QC Disclosedpositive

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

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

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

Why it applies: no cutoff_grade was stated

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: "Complementing Munro-Croesus are two large, early-stage projects - Golden Mile, a 140 km² property situated just 9 km fro"

Fact 2goldGrade: 2.5Grade Unit: g/tIntercept: 1 mView all details
Link to this fact

Identity

Commodity
gold
Region
canada_yt
Reported Region
canada_yt
Ticker
ONYX

Geometry

Grade
2.5
Grade Unit
g/t
Intercept
1 m

Classification

Sample Type
channel

Location

Location
Ra Target
Loc. Source
document

QA/QC

QA/QC Disclosed
Yes
QP Signed
Yes

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-01-28T00:00:00.000Z

Reasoning: High-grade component of a channel sample.

Evidence · text

“including 1.0 m of 2.5 g/t Au”

Tags used in scoring

QA/QC Disclosedpositive

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

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

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

Why it applies: no cutoff_grade was stated

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: "Complementing Munro-Croesus are two large, early-stage projects - Golden Mile, a 140 km² property situated just 9 km fro"

Fact 3goldGrade: 0.5Grade Unit: g/tIntercept: 5 mView all details
Link to this fact

Identity

Commodity
gold
Region
canada_yt
Reported Region
canada_yt
Ticker
ONYX

Geometry

Grade
0.5
Grade Unit
g/t
Intercept
5 m

Classification

Sample Type
channel

Location

Location
Ra Target
Loc. Source
document

QA/QC

QA/QC Disclosed
Yes
QP Signed
Yes

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-01-28T00:00:00.000Z

Reasoning: Surface channel sample showing low gold grade.

Evidence · text

“5.0 m grading 0.5 g/t Au”

Tags used in scoring

QA/QC Disclosedpositive

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

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

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

Why it applies: no cutoff_grade was stated

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: "Complementing Munro-Croesus are two large, early-stage projects - Golden Mile, a 140 km² property situated just 9 km fro"

Fact 4goldGrade: 1.8Grade Unit: g/tIntercept: 1 mView all details
Link to this fact

Identity

Commodity
gold
Region
canada_yt
Reported Region
canada_yt
Ticker
ONYX

Geometry

Grade
1.8
Grade Unit
g/t
Intercept
1 m

Classification

Sample Type
channel

Location

Location
Ra Target
Loc. Source
document

QA/QC

QA/QC Disclosed
Yes
QP Signed
Yes

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-01-28T00:00:00.000Z

Reasoning: High-grade component of a channel sample.

Evidence · text

“including 1.0 m grading 1.8 g/t Au”

Tags used in scoring

QA/QC Disclosedpositive

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

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

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

Why it applies: no cutoff_grade was stated

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: "Complementing Munro-Croesus are two large, early-stage projects - Golden Mile, a 140 km² property situated just 9 km fro"

Fact 5goldGrade: 2.1Grade Unit: g/tIntercept: 1 mView all details
Link to this fact

Identity

Commodity
gold
Region
canada_yt
Reported Region
canada_yt
Ticker
ONYX

Geometry

Grade
2.1
Grade Unit
g/t
Intercept
1 m

Classification

Sample Type
channel

Location

Location
Ra Target
Loc. Source
document

QA/QC

QA/QC Disclosed
Yes
QP Signed
Yes

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-01-28T00:00:00.000Z

Reasoning: Surface channel sample showing moderate gold grade.

Evidence · text

“and 1.0 m grading 2.1 g/t Au”

Tags used in scoring

QA/QC Disclosedpositive

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

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

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

Why it applies: no cutoff_grade was stated

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: "Complementing Munro-Croesus are two large, early-stage projects - Golden Mile, a 140 km² property situated just 9 km fro"

Fact 6goldGrade: 14.7Grade Unit: g/tView all details
Link to this fact

Identity

Commodity
gold
Region
canada_yt
Reported Region
canada_yt
Ticker
ONYX

Geometry

Grade
14.7
Grade Unit
g/t

Classification

Sample Type
surface

Location

Location
Ra Target
Loc. Source
document

QA/QC

QA/QC Disclosed
Yes
QP Signed
Yes

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-01-28T00:00:00.000Z

Reasoning: High grade grab sample from outcrop.

Evidence · text

“Grab samples from outcrop returned up to 4.2, 5.6, 9.3 and 14.7 g/t Au”

Tags used in scoring

QA/QC Disclosedpositive

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

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

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

Why it applies: no cutoff_grade was stated

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: "Complementing Munro-Croesus are two large, early-stage projects - Golden Mile, a 140 km² property situated just 9 km fro"

Fact 7goldGrade: 1Grade Unit: g/tIntercept: 21 mHistorical resultNeeds review: drill_no_hole_idView all details
Link to this fact

Identity

Commodity
gold
Region
canada_yt
Reported Region
canada_yt
Ticker
ONYX

Geometry

Grade
1
Grade Unit
g/t
Intercept
21 m

Classification

Sample Type
drill

Location

Location
Ra Target
Loc. Source
document

QA/QC

QA/QC Disclosed
Yes
QP Signed
Yes

Review

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

Dates

Event date
2026-01-28T00:00:00.000Z

Reasoning: Historical drill intercept reported without true width.

Negative factors

  • True width unknown

Evidence · text

“Historical drilling intersected 1.0 gram per tonne gold (" g/t Au ) over 21 meters (" m ") (true width unknown)”

Tags used in scoring

QA/QC Disclosedpositive

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

Why it applies: qaqc_disclosed is true

Cut-off Undisclosednegative

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

Why it applies: no cutoff_grade was stated

Stale Data Re-releasenegative

Historical results re-announced with no new assays or reinterpretation — low genuine novelty.

Why it applies: the fact restates a prior release

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: "Complementing Munro-Croesus are two large, early-stage projects - Golden Mile, a 140 km² property situated just 9 km fro"

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.