Perpetua Resources Reports New High-Grade Gold and Antimony Discoveries and a New Gold-Tungsten Zone at Stibnite
Original announcement by tmx on
- Company
- Perpetua Resources Corp.
- Ticker
- PPTA
- Exchange
- TSX
- Region
- Idaho
- Primary commodity
- Gold
- Secondary commodities
- Antimony, Tungsten
- Document categories
- Drill results, Other
- Extracted
- 2026-09-14 18:31:39 UTC
Analysis by Minestarters Atlas
Minestarters Atlas analysis
Summary
Perpetua Resources has reported significant high-grade gold, antimony, and tungsten drill results from its Stibnite Gold Project in Idaho. Notable discoveries include a new gold-tungsten zone at Yellow Pine and high-grade antimony-tungsten intercepts at Hangar Flats, positioning tungsten as a new strategic exploration focus.
Reasoning: The release reports multiple high-grade gold intercepts and significant new discoveries of antimony and tungsten, expanding the project's strategic value.
Positive factors
- High-grade gold intercepts identified in CTFZ and Hangar Flats
- New gold-tungsten discovery at Yellow Pine
- Significant antimony-tungsten intercepts at Hangar Flats
- Expansion of exploration focus to include tungsten as a critical mineral
Negative factors
- Antimony and tungsten results at Hangar Flats were obtained via portable XRF in the field, which may require further laboratory verification
Facts used in scoring: 15
Classification and evidence
QA/QC Disclosedpositive
Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).
Why it applies: Release includes detailed QA/QC protocols, including lab names, methods (blanks, standards, duplicates), and QP sign-off.
Evidence · text
“Umpire samples are routinely submitted to third party labs and blank and standard samples are inserted at appropriate intervals for quality assurance and quality control.”
Bonanza Interceptpositive
Exceptionally high-grade zone, well above the deposit-type norm.
Why it applies: 16.2 g/t gold intercept at SB580 is exceptionally high grade.
Evidence · text
“Hole SB580: 6.4 meters @ 16.2 g/t gold”
Extracted facts
Stored fact records: 15. Some facts used in scoring do not have a stored record.
Drill Results (15)
SB597Stibnite · goldGrade: 3.2Grade Unit: g/tIntercept: 21.3 mView all detailsHide details
Identity
- Hole ID
- SB597
- Project
- Stibnite
- Commodity
- gold
- Region
- usa_id
- Reported Region
- usa_id
- Ticker
- PPTA
Geometry
- Grade
- 3.2
- Grade Unit
- g/t
- Intercept
- 21.3 m
- From
- 24 m
- To
- 45.3 m
- Intercept Depth
- 24 m
Classification
- Program
- exploration
- Sample Type
- drill
- Group ID
- SB597:24-45.3
QA/QC
- Laboratory
- ALS Global Laboratories
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates, umpire
Deleterious
- Deleterious Flag
- No
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-08-06T00:00:00.000Z
Reasoning: 21.3m at 3.2 g/t gold is a strong intercept.
Positive factors
- Significant width and grade
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
SB597Stibnite · tungstenGrade: 0.9Grade Unit: %Intercept: 21.3 mView all detailsHide details
Identity
- Hole ID
- SB597
- Project
- Stibnite
- Commodity
- tungsten
- Region
- usa_id
- Reported Region
- usa_id
- Ticker
- PPTA
Geometry
- Grade
- 0.9
- Grade Unit
- %
- Intercept
- 21.3 m
- From
- 24 m
- To
- 45.3 m
- Intercept Depth
- 24 m
Classification
- Program
- exploration
- Sample Type
- drill
- Group ID
- SB597:24-45.3
QA/QC
- Laboratory
- ALS Global Laboratories
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates, umpire
Deleterious
- Deleterious Flag
- No
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-08-06T00:00:00.000Z
Reasoning: Tungsten identified alongside gold in a significant intercept.
Positive factors
- Co-occurrence with gold
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
SB597Stibnite · goldGrade: 7.1Grade Unit: g/tIntercept: 7 mView all detailsHide details
Identity
- Hole ID
- SB597
- Project
- Stibnite
- Commodity
- gold
- Region
- usa_id
- Reported Region
- usa_id
- Ticker
- PPTA
Geometry
- Grade
- 7.1
- Grade Unit
- g/t
- Intercept
- 7 m
- From
- 34 m
- To
- 41 m
- Intercept Depth
- 24 m
Classification
- Program
- exploration
- Sample Type
- drill
- Group ID
- SB597:34-41
QA/QC
- Laboratory
- ALS Global Laboratories
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates, umpire
Deleterious
- Deleterious Flag
- No
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-08-06T00:00:00.000Z
Reasoning: High-grade 7.0m sub-interval within the main intercept.
Positive factors
- High-grade sub-interval
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
SB597Stibnite · tungstenGrade: 0.3Grade Unit: %Intercept: 7 mView all detailsHide details
Identity
- Hole ID
- SB597
- Project
- Stibnite
- Commodity
- tungsten
- Region
- usa_id
- Reported Region
- usa_id
- Ticker
- PPTA
Geometry
- Grade
- 0.3
- Grade Unit
- %
- Intercept
- 7 m
- From
- 34 m
- To
- 41 m
- Intercept Depth
- 24 m
Classification
- Program
- exploration
- Sample Type
- drill
- Group ID
- SB597:34-41
QA/QC
- Laboratory
- ALS Global Laboratories
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates, umpire
Deleterious
- Deleterious Flag
- No
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-08-06T00:00:00.000Z
Reasoning: Tungsten sub-interval within high-grade gold zone.
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
SB580Stibnite · goldGrade: 16.2Grade Unit: g/tIntercept: 6.4 mView all detailsHide details
Identity
- Hole ID
- SB580
- Project
- Stibnite
- Commodity
- gold
- Region
- usa_id
- Reported Region
- usa_id
- Ticker
- PPTA
Geometry
- Grade
- 16.2
- Grade Unit
- g/t
- Intercept
- 6.4 m
- From
- 0 m
- To
- 6.4 m
- Intercept Depth
- 0 m
Classification
- Program
- exploration
- Sample Type
- drill
- Group ID
- SB580:0-6.4
QA/QC
- Laboratory
- ALS Global Laboratories
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates, umpire
Deleterious
- Deleterious Flag
- No
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-08-06T00:00:00.000Z
Reasoning: 16.2 g/t gold is a strong intercept.
Positive factors
- Very high grade
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
SB580Stibnite · antimonyGrade: 1.7Grade Unit: %Intercept: 6.4 mView all detailsHide details
Identity
- Hole ID
- SB580
- Project
- Stibnite
- Commodity
- antimony
- Region
- usa_id
- Reported Region
- usa_id
- Ticker
- PPTA
Geometry
- Grade
- 1.7
- Grade Unit
- %
- Intercept
- 6.4 m
- From
- 0 m
- To
- 6.4 m
- Intercept Depth
- 0 m
Classification
- Program
- exploration
- Sample Type
- drill
- Group ID
- SB580:0-6.4
QA/QC
- Laboratory
- ALS Global Laboratories
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates, umpire
Deleterious
- Deleterious Flag
- No
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-08-06T00:00:00.000Z
Reasoning: High antimony grade at surface.
Positive factors
- Significant antimony grade
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
SB584Stibnite · goldGrade: 14.5Grade Unit: g/tIntercept: 3 mView all detailsHide details
Identity
- Hole ID
- SB584
- Project
- Stibnite
- Commodity
- gold
- Region
- usa_id
- Reported Region
- usa_id
- Ticker
- PPTA
Geometry
- Grade
- 14.5
- Grade Unit
- g/t
- Intercept
- 3 m
- From
- 82 m
- To
- 85 m
- Intercept Depth
- 82 m
Classification
- Program
- exploration
- Sample Type
- drill
- Group ID
- SB584:82-85
QA/QC
- Laboratory
- ALS Global Laboratories
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates, umpire
Deleterious
- Deleterious Flag
- No
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-08-06T00:00:00.000Z
Reasoning: High grade 3.0m gold intercept.
Positive factors
- High grade
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
SB519Stibnite · antimonyGrade: 3.2Grade Unit: %Intercept: 22.9 mView all detailsHide details
Identity
- Hole ID
- SB519
- Project
- Stibnite
- Commodity
- antimony
- Region
- usa_id
- Reported Region
- usa_id
- Ticker
- PPTA
Geometry
- Grade
- 3.2
- Grade Unit
- %
- Intercept
- 22.9 m
- From
- 330 m
- To
- 352.9 m
- Intercept Depth
- 330 m
Classification
- Program
- exploration
- Sample Type
- drill
- Group ID
- SB519:330-352.9
QA/QC
- Laboratory
- SVL Analytical
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates, umpire
Deleterious
- Deleterious Flag
- No
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-08-06T00:00:00.000Z
Reasoning: Large antimony intercept, though based on field XRF.
Positive factors
- Significant width and grade
Negative factors
- Field XRF results
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
SB519Stibnite · tungstenGrade: 1.2Grade Unit: %Intercept: 22.9 mView all detailsHide details
Identity
- Hole ID
- SB519
- Project
- Stibnite
- Commodity
- tungsten
- Region
- usa_id
- Reported Region
- usa_id
- Ticker
- PPTA
Geometry
- Grade
- 1.2
- Grade Unit
- %
- Intercept
- 22.9 m
- From
- 330 m
- To
- 352.9 m
- Intercept Depth
- 330 m
Classification
- Program
- exploration
- Sample Type
- drill
- Group ID
- SB519:330-352.9
QA/QC
- Laboratory
- SVL Analytical
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates, umpire
Deleterious
- Deleterious Flag
- No
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-08-06T00:00:00.000Z
Reasoning: Significant tungsten intercept alongside antimony.
Positive factors
- Significant width and grade
Negative factors
- Field XRF results
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
SB203Stibnite · goldGrade: 3Grade Unit: g/tIntercept: 65.2 mView all detailsHide details
Identity
- Hole ID
- SB203
- Project
- Stibnite
- Commodity
- gold
- Region
- usa_id
- Reported Region
- usa_id
- Ticker
- PPTA
Geometry
- Grade
- 3
- Grade Unit
- g/t
- Intercept
- 65.2 m
- From
- 244 m
- To
- 309.2 m
Classification
- Sample Type
- drill
QA/QC
- Laboratory
- ALS Global Laboratories
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates, umpire
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-08-06T00:00:00.000Z
Reasoning: 21.3m at 3.2 g/t gold is a strong intercept.
Positive factors
- Significant width and grade
Evidence · text
“65.2 meters of 3.0 g/t gold, 2.9% antimony, 0.04% tungsten from 244 meter depth”
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
SB203Stibnite · goldGrade: 1.4Grade Unit: g/tIntercept: 2.4 mView all detailsHide details
Identity
- Hole ID
- SB203
- Project
- Stibnite
- Commodity
- gold
- Region
- usa_id
- Reported Region
- usa_id
- Ticker
- PPTA
Geometry
- Grade
- 1.4
- Grade Unit
- g/t
- Intercept
- 2.4 m
- From
- 216 m
- To
- 218.4 m
Classification
- Sample Type
- drill
QA/QC
- Laboratory
- ALS Global Laboratories
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates, umpire
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-08-06T00:00:00.000Z
Reasoning: 21.3m at 3.2 g/t gold is a strong intercept.
Positive factors
- Significant width and grade
Evidence · text
“2.4 meters of 1.4 g/t gold, 0.2% antimony, 1.52% tungsten from 216 meter depth”
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
SB203Stibnite · goldGrade: 1.6Grade Unit: g/tIntercept: 4.6 mView all detailsHide details
Identity
- Hole ID
- SB203
- Project
- Stibnite
- Commodity
- gold
- Region
- usa_id
- Reported Region
- usa_id
- Ticker
- PPTA
Geometry
- Grade
- 1.6
- Grade Unit
- g/t
- Intercept
- 4.6 m
- From
- 258 m
- To
- 262.6 m
Classification
- Sample Type
- drill
QA/QC
- Laboratory
- ALS Global Laboratories
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates, umpire
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-08-06T00:00:00.000Z
Reasoning: 21.3m at 3.2 g/t gold is a strong intercept.
Positive factors
- Significant width and grade
Evidence · text
“4.6 meters of 1.6 g/t gold, 1.8% antimony, 1.17% tungsten from 258 meter depth”
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
SB203Stibnite · goldGrade: 1.4Grade Unit: g/tIntercept: 32.3 mView all detailsHide details
Identity
- Hole ID
- SB203
- Project
- Stibnite
- Commodity
- gold
- Region
- usa_id
- Reported Region
- usa_id
- Ticker
- PPTA
Geometry
- Grade
- 1.4
- Grade Unit
- g/t
- Intercept
- 32.3 m
- From
- 316 m
- To
- 348.3 m
Classification
- Sample Type
- drill
QA/QC
- Laboratory
- ALS Global Laboratories
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates, umpire
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-08-06T00:00:00.000Z
Reasoning: 21.3m at 3.2 g/t gold is a strong intercept.
Positive factors
- Significant width and grade
Evidence · text
“32.3 meters of 1.4 g/t gold, 4.7% antimony, 2.66% tungsten from 316 meter depth”
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
SB203Stibnite · goldGrade: 1.6Grade Unit: g/tIntercept: 75 mView all detailsHide details
Identity
- Hole ID
- SB203
- Project
- Stibnite
- Commodity
- gold
- Region
- usa_id
- Reported Region
- usa_id
- Ticker
- PPTA
Geometry
- Grade
- 1.6
- Grade Unit
- g/t
- Intercept
- 75 m
- From
- 281 m
- To
- 356 m
Classification
- Sample Type
- drill
QA/QC
- Laboratory
- ALS Global Laboratories
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates, umpire
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-08-06T00:00:00.000Z
Reasoning: 21.3m at 3.2 g/t gold is a strong intercept.
Positive factors
- Significant width and grade
Evidence · text
“75.0 meters of 1.6 g/t gold, 2.6% antimony, 0.88% tungsten from 281 meter depth”
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
SB203Stibnite · goldGrade: 1.5Grade Unit: g/tIntercept: 17.5 mView all detailsHide details
Identity
- Hole ID
- SB203
- Project
- Stibnite
- Commodity
- gold
- Region
- usa_id
- Reported Region
- usa_id
- Ticker
- PPTA
Geometry
- Grade
- 1.5
- Grade Unit
- g/t
- Intercept
- 17.5 m
- From
- 309 m
- To
- 326.5 m
Classification
- Sample Type
- drill
QA/QC
- Laboratory
- ALS Global Laboratories
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates, umpire
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-08-06T00:00:00.000Z
Reasoning: 21.3m at 3.2 g/t gold is a strong intercept.
Positive factors
- Significant width and grade
Evidence · text
“17.5 meters of 1.5 g/t gold, 7.6% antimony, 0.71% tungsten from 309 meter depth”
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
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.