Corvus Gold Intersects Gold-Silver System in Initial East Bullfrog Scout Holes and Soil Survey, North Bullfrog Project, Nevada
Original announcement by tmx on
- Company
- Corvus Gold Inc.
- Ticker
- KOR
- Exchange
- TSX
- Region
- Nevada
- Primary commodity
- Gold
- Secondary commodities
- Silver
- Document categories
- Drill results, Resource update
- Extracted
- 2026-08-23 20:20:44 UTC
Analysis by Minestarters Atlas
Minestarters Atlas analysis
Summary
Corvus Gold has reported positive initial scout drilling results from the Alunite Hill target within the North Bullfrog Project in Nevada. The results confirm the presence of a gold-silver system in a large, previously untested area, supported by encouraging soil survey anomalies.
Reasoning: Initial scout drilling confirms the presence of a gold-silver system in a previously untested zone, providing a significant exploration vector.
Positive factors
- First confirmation of gold-silver systems in a large untested target area
- Presence of mineralization at depth
- Soil survey anomalies correlate with structural zones
Negative factors
- Intercepts are low-grade
- Reported drill intercepts are not true widths
Facts used in scoring: 22
Classification and evidence
Step-Out Extensionpositive
Mineralization extended beyond the previously known limit.
Why it applies: Initial scout drilling into the previously untested Eastern Steam-heated Zone.
Evidence · text
“initial two scout drill holes in the new and previously untested Eastern Steam-heated Zone”
QA/QC Disclosedpositive
Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).
Why it applies: Release details laboratory (ALS Chemex), use of standards, blanks, and duplicates.
Evidence · text
“Quality control is monitored by the insertion of blind certified standard reference materials and blanks”
Inferred Resourcenegative
Speculative category — limited drilling, geological continuity assumed but not confirmed. Cannot support economic studies alone.
Why it applies: Significant portion of the reported resource is in the Inferred category.
Evidence · text
“an inferred resource of 1.48 Mt”
Extracted facts
Stored fact records: 22. Some facts used in scoring do not have a stored record.
Drill Results (22)
NB-15-260North Bullfrog Project · goldGrade: 0.19Grade Unit: g/tIntercept: 6.09 mView all detailsHide details
Identity
- Hole ID
- NB-15-260
- Project
- North Bullfrog Project
- Commodity
- gold
- Region
- usa_nv
- Reported Region
- Nevada
- Ticker
- KOR
Geometry
- Grade
- 0.19
- Grade Unit
- g/t
- Intercept
- 6.09 m
- From
- 128.02 m
- To
- 134.11 m
Classification
- Program
- exploration
- Sample Type
- drill
- Group ID
- NB-15-260:128.02-134.11
- Mining Method
- unknown
QA/QC
- Laboratory
- ALS Chemex
- QA/QC Disclosed
- Yes
- Lab Certified
- Yes
- QP Signed
- Yes
- QA/QC Methods
- blanks, standards, duplicates
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2015-09-16T00:00:00.000Z
Reasoning: Low-grade gold intercept in a new target area.
Negative factors
- low grade
Evidence · table
“0.19”
Context: 6.09
NB-15-260North Bullfrog Project · silverGrade: 1.705Grade Unit: g/tIntercept: 6.09 mView all detailsHide details
Identity
- Hole ID
- NB-15-260
- Project
- North Bullfrog Project
- Commodity
- silver
- Region
- usa_nv
- Reported Region
- Nevada
- Ticker
- KOR
Geometry
- Grade
- 1.705
- Grade Unit
- g/t
- Intercept
- 6.09 m
- From
- 128.02 m
- To
- 134.11 m
Classification
- Program
- exploration
- Sample Type
- drill
- Group ID
- NB-15-260:128.02-134.11
- Mining Method
- unknown
QA/QC
- Laboratory
- ALS Chemex
- QA/QC Disclosed
- Yes
- Lab Certified
- Yes
- QP Signed
- Yes
- QA/QC Methods
- blanks, standards, duplicates
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2015-09-16T00:00:00.000Z
Reasoning: Silver component of the NB-15-260 intercept.
Evidence · table
“1.705”
Context: 6.09
Azi 45 Incl -45North Bullfrog Project · goldGrade: 0.105Grade Unit: g/tIntercept: 1.52 mView all detailsHide details
Identity
- Hole ID
- Azi 45 Incl -45
- Project
- North Bullfrog Project
- Commodity
- gold
- Region
- usa_nv
- Reported Region
- Nevada
- Ticker
- KOR
Geometry
- Grade
- 0.105
- Grade Unit
- g/t
- Intercept
- 1.52 m
- From
- 192.02 m
- To
- 193.55 m
Classification
- Program
- exploration
- Sample Type
- drill
- Group ID
- Azi 45 Incl -45:192.02-193.55
- Mining Method
- unknown
QA/QC
- Laboratory
- ALS Chemex
- QA/QC Disclosed
- Yes
- Lab Certified
- Yes
- QP Signed
- Yes
- QA/QC Methods
- blanks, standards, duplicates
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2015-09-16T00:00:00.000Z
Reasoning: Low-grade, narrow gold intercept.
Negative factors
- low grade
- narrow width
Evidence · table
“0.105”
Context: 1.52
Azi 45 Incl -45North Bullfrog Project · silverGrade: 2.09Grade Unit: g/tIntercept: 1.52 mView all detailsHide details
Identity
- Hole ID
- Azi 45 Incl -45
- Project
- North Bullfrog Project
- Commodity
- silver
- Region
- usa_nv
- Reported Region
- Nevada
- Ticker
- KOR
Geometry
- Grade
- 2.09
- Grade Unit
- g/t
- Intercept
- 1.52 m
- From
- 192.02 m
- To
- 193.55 m
Classification
- Program
- exploration
- Sample Type
- drill
- Group ID
- Azi 45 Incl -45:192.02-193.55
- Mining Method
- unknown
QA/QC
- Laboratory
- ALS Chemex
- QA/QC Disclosed
- Yes
- Lab Certified
- Yes
- QP Signed
- Yes
- QA/QC Methods
- blanks, standards, duplicates
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2015-09-16T00:00:00.000Z
Reasoning: Silver component of the Azi 45 Incl -45 intercept.
Evidence · table
“2.090”
Context: 1.52
NB-15-261North Bullfrog Project · goldGrade: 0.153Grade Unit: g/tIntercept: 4.57 mView all detailsHide details
Identity
- Hole ID
- NB-15-261
- Project
- North Bullfrog Project
- Commodity
- gold
- Region
- usa_nv
- Reported Region
- Nevada
- Ticker
- KOR
Geometry
- Grade
- 0.153
- Grade Unit
- g/t
- Intercept
- 4.57 m
- From
- 111.25 m
- To
- 115.82 m
Classification
- Program
- exploration
- Sample Type
- drill
- Group ID
- NB-15-261:111.25-115.82
- Mining Method
- unknown
QA/QC
- Laboratory
- ALS Chemex
- QA/QC Disclosed
- Yes
- Lab Certified
- Yes
- QP Signed
- Yes
- QA/QC Methods
- blanks, standards, duplicates
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2015-09-16T00:00:00.000Z
Reasoning: Low-grade gold intercept.
Negative factors
- low grade
Evidence · table
“0.153”
Context: 4.57
NB-15-261North Bullfrog Project · silverGrade: 0.29Grade Unit: g/tIntercept: 4.57 mView all detailsHide details
Identity
- Hole ID
- NB-15-261
- Project
- North Bullfrog Project
- Commodity
- silver
- Region
- usa_nv
- Reported Region
- Nevada
- Ticker
- KOR
Geometry
- Grade
- 0.29
- Grade Unit
- g/t
- Intercept
- 4.57 m
- From
- 111.25 m
- To
- 115.82 m
Classification
- Program
- exploration
- Sample Type
- drill
- Group ID
- NB-15-261:111.25-115.82
- Mining Method
- unknown
QA/QC
- Laboratory
- ALS Chemex
- QA/QC Disclosed
- Yes
- Lab Certified
- Yes
- QP Signed
- Yes
- QA/QC Methods
- blanks, standards, duplicates
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2015-09-16T00:00:00.000Z
Reasoning: Silver component of the NB-15-261 intercept.
Evidence · table
“0.290”
Context: 4.57
NB-15-261North Bullfrog Project · goldGrade: 0.171Grade Unit: g/tIntercept: 3.04 mView all detailsHide details
Identity
- Hole ID
- NB-15-261
- Project
- North Bullfrog Project
- Commodity
- gold
- Region
- usa_nv
- Reported Region
- Nevada
- Ticker
- KOR
Geometry
- Grade
- 0.171
- Grade Unit
- g/t
- Intercept
- 3.04 m
- From
- 121.92 m
- To
- 124.97 m
Classification
- Program
- exploration
- Sample Type
- drill
- Group ID
- NB-15-261:121.92-124.97
- Mining Method
- unknown
QA/QC
- Laboratory
- ALS Chemex
- QA/QC Disclosed
- Yes
- Lab Certified
- Yes
- QP Signed
- Yes
- QA/QC Methods
- blanks, standards, duplicates
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2015-09-16T00:00:00.000Z
Reasoning: Low-grade gold intercept.
Negative factors
- low grade
Evidence · table
“0.171”
Context: 3.04
NB-15-261North Bullfrog Project · silverGrade: 0.475Grade Unit: g/tIntercept: 3.04 mView all detailsHide details
Identity
- Hole ID
- NB-15-261
- Project
- North Bullfrog Project
- Commodity
- silver
- Region
- usa_nv
- Reported Region
- Nevada
- Ticker
- KOR
Geometry
- Grade
- 0.475
- Grade Unit
- g/t
- Intercept
- 3.04 m
- From
- 121.92 m
- To
- 124.97 m
Classification
- Program
- exploration
- Sample Type
- drill
- Group ID
- NB-15-261:121.92-124.97
- Mining Method
- unknown
QA/QC
- Laboratory
- ALS Chemex
- QA/QC Disclosed
- Yes
- Lab Certified
- Yes
- QP Signed
- Yes
- QA/QC Methods
- blanks, standards, duplicates
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2015-09-16T00:00:00.000Z
Reasoning: Silver component of the NB-15-261 intercept.
Evidence · table
“0.475”
Context: 3.04
Azi 45 Incl -70North Bullfrog Project · goldGrade: 0.103Grade Unit: g/tIntercept: 1.52 mView all detailsHide details
Identity
- Hole ID
- Azi 45 Incl -70
- Project
- North Bullfrog Project
- Commodity
- gold
- Region
- usa_nv
- Reported Region
- Nevada
- Ticker
- KOR
Geometry
- Grade
- 0.103
- Grade Unit
- g/t
- Intercept
- 1.52 m
- From
- 129.54 m
- To
- 131.06 m
Classification
- Program
- exploration
- Sample Type
- drill
- Group ID
- Azi 45 Incl -70:129.54-131.06
- Mining Method
- unknown
QA/QC
- Laboratory
- ALS Chemex
- QA/QC Disclosed
- Yes
- Lab Certified
- Yes
- QP Signed
- Yes
- QA/QC Methods
- blanks, standards, duplicates
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2015-09-16T00:00:00.000Z
Reasoning: Low-grade, narrow gold intercept.
Negative factors
- low grade
- narrow width
Evidence · table
“0.103”
Context: 1.52
Azi 45 Incl -70North Bullfrog Project · silverGrade: 0.59Grade Unit: g/tIntercept: 1.52 mView all detailsHide details
Identity
- Hole ID
- Azi 45 Incl -70
- Project
- North Bullfrog Project
- Commodity
- silver
- Region
- usa_nv
- Reported Region
- Nevada
- Ticker
- KOR
Geometry
- Grade
- 0.59
- Grade Unit
- g/t
- Intercept
- 1.52 m
- From
- 129.54 m
- To
- 131.06 m
Classification
- Program
- exploration
- Sample Type
- drill
- Group ID
- Azi 45 Incl -70:129.54-131.06
- Mining Method
- unknown
QA/QC
- Laboratory
- ALS Chemex
- QA/QC Disclosed
- Yes
- Lab Certified
- Yes
- QP Signed
- Yes
- QA/QC Methods
- blanks, standards, duplicates
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2015-09-16T00:00:00.000Z
Reasoning: Silver component of the Azi 45 Incl -70 intercept.
Evidence · table
“0.590”
Context: 1.52
Fact 11goldGrade: 2.55Grade Unit: g/tView all detailsHide details
Identity
- Commodity
- gold
- Ticker
- KOR
Geometry
- Grade
- 2.55
- Grade Unit
- g/t
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2015-09-16T00:00:00.000Z
Reasoning: Measured resource for mill processing.
Evidence · text
“measured mineral resource of 3.86 Mt at an average grade of 2.55 g/t gold”
Fact 12silverGrade: 19.7Grade Unit: g/tView all detailsHide details
Identity
- Commodity
- silver
- Ticker
- KOR
Geometry
- Grade
- 19.7
- Grade Unit
- g/t
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2015-09-16T00:00:00.000Z
Reasoning: Measured resource for mill processing.
Evidence · text
“19.70 g/t silver, containing 316.5k ounces of gold and 2,445k ounces of silver”
Fact 13goldGrade: 1.53Grade Unit: g/tView all detailsHide details
Identity
- Commodity
- gold
- Ticker
- KOR
Geometry
- Grade
- 1.53
- Grade Unit
- g/t
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2015-09-16T00:00:00.000Z
Reasoning: Indicated resource for mill processing.
Evidence · text
“indicated mineral resource of 1.81 Mt at an average grade of 1.53 g/t gold”
Fact 14silverGrade: 10.2Grade Unit: g/tView all detailsHide details
Identity
- Commodity
- silver
- Ticker
- KOR
Geometry
- Grade
- 10.2
- Grade Unit
- g/t
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2015-09-16T00:00:00.000Z
Reasoning: Indicated resource for mill processing.
Evidence · text
“10.20 g/t silver, containing 89.1k ounces of gold and 593.6k ounces of silver”
Fact 15goldGrade: 0.83Grade Unit: g/tView all detailsHide details
Identity
- Commodity
- gold
- Ticker
- KOR
Geometry
- Grade
- 0.83
- Grade Unit
- g/t
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2015-09-16T00:00:00.000Z
Reasoning: Inferred resource for mill processing.
Negative factors
- Inferred category
Evidence · text
“inferred resource of 1.48 Mt at an average grade of 0.83 g/t gold”
Fact 16silverGrade: 4.26Grade Unit: g/tView all detailsHide details
Identity
- Commodity
- silver
- Ticker
- KOR
Geometry
- Grade
- 4.26
- Grade Unit
- g/t
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2015-09-16T00:00:00.000Z
Reasoning: Inferred resource for mill processing.
Negative factors
- Inferred category
Evidence · text
“4.26 g/t silver, containing 39.5k ounces of gold and 202.7k ounces of silver”
Fact 17goldGrade: 0.25Grade Unit: g/tView all detailsHide details
Identity
- Commodity
- gold
- Ticker
- KOR
Geometry
- Grade
- 0.25
- Grade Unit
- g/t
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2015-09-16T00:00:00.000Z
Reasoning: Measured resource for heap leach processing.
Evidence · text
“measured mineral resource of 0.3 Mt at an average grade of 0.25 g/t gold”
Fact 18silverGrade: 2.76Grade Unit: g/tView all detailsHide details
Identity
- Commodity
- silver
- Ticker
- KOR
Geometry
- Grade
- 2.76
- Grade Unit
- g/t
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2015-09-16T00:00:00.000Z
Reasoning: Measured resource for heap leach processing.
Evidence · text
“2.76 g/t silver, containing 2.4k ounces of gold and 26.6k ounces of silver”
Fact 19goldGrade: 0.3Grade Unit: %View all detailsHide details
Identity
- Commodity
- gold
- Ticker
- KOR
Geometry
- Grade
- 0.3
- Grade Unit
- %
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2015-09-16T00:00:00.000Z
Reasoning: Indicated resource for heap leach processing.
Evidence · text
“indicated mineral resource of 22.86 Mt at an average grade of 0.30 g/t gold”
Fact 20silverGrade: 0.43Grade Unit: g/tView all detailsHide details
Identity
- Commodity
- silver
- Ticker
- KOR
Geometry
- Grade
- 0.43
- Grade Unit
- g/t
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2015-09-16T00:00:00.000Z
Reasoning: Indicated resource for heap leach processing.
Evidence · text
“0.43 g/t silver, containing 220.5k ounces of gold and 316.1k ounces of silver”
Fact 21goldGrade: 0.19Grade Unit: g/tView all detailsHide details
Identity
- Commodity
- gold
- Ticker
- KOR
Geometry
- Grade
- 0.19
- Grade Unit
- g/t
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2015-09-16T00:00:00.000Z
Reasoning: Inferred resource for heap leach processing.
Negative factors
- Inferred category
Evidence · text
“inferred mineral resource of 176.3 Mt at an average grade of 0.19 g/t gold”
Fact 22silverGrade: 0.67Grade Unit: g/tView all detailsHide details
Identity
- Commodity
- silver
- Ticker
- KOR
Geometry
- Grade
- 0.67
- Grade Unit
- g/t
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2015-09-16T00:00:00.000Z
Reasoning: Inferred resource for heap leach processing.
Negative factors
- Inferred category
Evidence · text
“0.67 g/t silver, containing 1,077.4k ounces of gold and 3,799.2k ounces of silver”
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.