Cobra Resources Drills 74 Holes at Wudinna & Exercises Manna Hill Option
Original announcement by cruxinvestor on
- Company
- Cobra Resources
- Ticker
- COBR
- Exchange
- Unavailable
- Region
- South Australia
- Primary commodity
- Copper
- Secondary commodities
- Gold, Rare earth oxides
- Document categories
- Drill results, Agreement transaction, Metallurgy
- Extracted
- 2026-09-12 00:45:21 UTC
Analysis by Minestarters Atlas
Minestarters Atlas analysis
Summary
Cobra Resources reported H1 2026 results highlighting high-grade copper-gold intersections at the Blue Rose discovery and the completion of a 74-hole drilling program at Wudinna. The company also formally exercised its option to acquire the Manna Hill Copper Project and is advancing metallurgical and permitting work for an ISR demonstration at Wudinna.
Reasoning: The company demonstrated material technical progress through high-grade copper-gold discovery and strategic asset acquisition, despite an increased operating loss.
Positive factors
- High-grade copper-gold discovery at Blue Rose
- Exercise of option to acquire Manna Hill Copper Project
- Significant drilling campaign completed at Wudinna
- Favorable metallurgical leach test results for rare earths
Negative factors
- Operating loss reported for H1 2026
- Assays for recent diamond drilling at Manna Hill are still pending
Facts used in scoring: 7
Extracted facts
Stored fact records: 7. Some facts used in scoring do not have a stored record.
Drill Results (7)
Fact 1Blue Rose · copperGrade: 1.02Grade Unit: %Intercept: 74 mNeeds review: drill_no_hole_idView all detailsHide details
Identity
- Project
- Blue Rose
- Commodity
- copper
- Region
- australia_sa
- Reported Region
- australia_sa
- Ticker
- COBR
Geometry
- Grade
- 1.02
- Grade Unit
- %
- Intercept
- 74 m
- From
- 70 m
- To
- 144 m
- Intercept Depth
- 70 m
Classification
- Sample Type
- drill
- Group ID
- Blue-Rose:70-144
QA/QC
- QA/QC Disclosed
- Yes
Review
- Needs Review
- Yes
- Review Reason
- drill_no_hole_id
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-09-11T00:00:00.000Z
Reasoning: Strong copper grade over a substantial 74m width.
Positive factors
- High-grade copper intersection
Evidence · text
“74 m at 1.02% copper”
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
Fact 2Blue Rose · goldGrade: 0.25Grade Unit: g/tIntercept: 74 mNeeds review: drill_no_hole_idView all detailsHide details
Identity
- Project
- Blue Rose
- Commodity
- gold
- Region
- australia_sa
- Reported Region
- australia_sa
- Ticker
- COBR
Geometry
- Grade
- 0.25
- Grade Unit
- g/t
- Intercept
- 74 m
- From
- 70 m
- To
- 144 m
- Intercept Depth
- 70 m
Classification
- Sample Type
- drill
- Group ID
- Blue-Rose:70-144
QA/QC
- QA/QC Disclosed
- Yes
Review
- Needs Review
- Yes
- Review Reason
- drill_no_hole_id
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-09-11T00:00:00.000Z
Reasoning: Low-grade gold associated with high-grade copper.
Positive factors
- Gold byproduct in copper intersection
Evidence · text
“0.25 grams per metric ton (g/t) gold from 70 m”
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
Fact 3Blue Rose · copperGrade: 1Grade Unit: %Intercept: 62 mNeeds review: drill_no_hole_idView all detailsHide details
Identity
- Project
- Blue Rose
- Commodity
- copper
- Region
- australia_sa
- Reported Region
- australia_sa
- Ticker
- COBR
Geometry
- Grade
- 1
- Grade Unit
- %
- Intercept
- 62 m
- From
- 62 m
- To
- 124 m
- Intercept Depth
- 62 m
Classification
- Sample Type
- drill
- Group ID
- Blue-Rose:62-124
QA/QC
- QA/QC Disclosed
- Yes
Review
- Needs Review
- Yes
- Review Reason
- drill_no_hole_id
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-09-11T00:00:00.000Z
Reasoning: Significant copper intersection.
Positive factors
- High-grade copper intersection
Evidence · text
“62 m at 1.00% copper”
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
Fact 4Blue Rose · goldGrade: 0.08Grade Unit: g/tIntercept: 62 mNeeds review: drill_no_hole_idView all detailsHide details
Identity
- Project
- Blue Rose
- Commodity
- gold
- Region
- australia_sa
- Reported Region
- australia_sa
- Ticker
- COBR
Geometry
- Grade
- 0.08
- Grade Unit
- g/t
- Intercept
- 62 m
- From
- 62 m
- To
- 124 m
- Intercept Depth
- 62 m
Classification
- Sample Type
- drill
- Group ID
- Blue-Rose:62-124
QA/QC
- QA/QC Disclosed
- Yes
Review
- Needs Review
- Yes
- Review Reason
- drill_no_hole_id
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-09-11T00:00:00.000Z
Reasoning: Low gold grade.
Evidence · text
“0.08 g/t gold from 62 m”
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
Fact 5Blue Rose · copperGrade: 1.56Grade Unit: %Intercept: 30 mNeeds review: drill_no_hole_idView all detailsHide details
Identity
- Project
- Blue Rose
- Commodity
- copper
- Region
- australia_sa
- Reported Region
- australia_sa
- Ticker
- COBR
Geometry
- Grade
- 1.56
- Grade Unit
- %
- Intercept
- 30 m
Classification
- Sample Type
- drill
- Group ID
- Blue-Rose:sub-30
QA/QC
- QA/QC Disclosed
- Yes
Review
- Needs Review
- Yes
- Review Reason
- drill_no_hole_id
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-09-11T00:00:00.000Z
Reasoning: Very high grade copper within a larger intersection.
Positive factors
- High-grade copper sub-interval
Evidence · text
“30 m at 1.56% copper”
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
Fact 6Head · rare earth oxidesGrade: 1232Grade Unit: ppmIntercept: 5.95 mNeeds review: drill_no_hole_idView all detailsHide details
Identity
- Project
- Head
- Commodity
- rare earth oxides
- Region
- australia_sa
- Reported Region
- australia_sa
- Ticker
- COBR
Geometry
- Grade
- 1232
- Grade Unit
- ppm
- Intercept
- 5.95 m
- From
- 27.8 m
- To
- 33.75 m
- Intercept Depth
- 27.8 m
Classification
- Sample Type
- drill
- Group ID
- Head:27.8-33.75
QA/QC
- QA/QC Disclosed
- Yes
Review
- Needs Review
- Yes
- Review Reason
- drill_no_hole_id
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-09-11T00:00:00.000Z
Reasoning: Significant TREO grade.
Positive factors
- High-grade TREO intersection
Evidence · text
“5.95 m at 1,232 ppm TREO from 27.8 m”
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
Fact 7Head · rare earth oxidesGrade: 4186Grade Unit: ppmIntercept: 1.45 mNeeds review: drill_no_hole_idView all detailsHide details
Identity
- Project
- Head
- Commodity
- rare earth oxides
- Region
- australia_sa
- Reported Region
- australia_sa
- Ticker
- COBR
Geometry
- Grade
- 4186
- Grade Unit
- ppm
- Intercept
- 1.45 m
Classification
- Sample Type
- drill
QA/QC
- QA/QC Disclosed
- Yes
Review
- Needs Review
- Yes
- Review Reason
- drill_no_hole_id
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-09-11T00:00:00.000Z
Reasoning: Exceptional grade within the intersection.
Positive factors
- Very high-grade TREO sub-interval
Evidence · text
“including 1.45 m at 4,186 ppm TREO”
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.