Edge Copper Intersects 287 ft at 0.73% Total Copper, including 190 ft at 1.01% Total Copper, at Zonia
Original announcement by tmx on
- Company
- Edge Copper Corporation
- Ticker
- EDCU
- Exchange
- TSX
- Region
- Arizona
- Primary commodity
- Copper
- Secondary commodities
- None reported
- Document categories
- Drill results
- Extracted
- 2026-09-19 18:23:02 UTC
Analysis by Minestarters Atlas
Minestarters Atlas analysis
Summary
Edge Copper Corporation reported strong assay results from its Zonia Copper Project in Arizona, including a significant intercept of 287 ft at 0.73% Total Copper, with a higher-grade section of 190 ft at 1.01% Total Copper, in hole ZND0032. These results confirm and extend oxide copper mineralization, particularly in areas previously defined by shallow historical drilling, and will be incorporated into updated geological and resource models. The company also disclosed its QA/QC procedures and QP sign-off for the technical information.
Reasoning: The announcement reports strong drill results from the Zonia Copper Project, highlighted by a significant high-grade copper intercept in hole ZND0032. The results confirm and extend oxide copper mineralization, providing valuable inputs for geological and resource models. The disclosure of QA/QC procedures and QP sign-off adds to the confidence in the reported data.
Positive factors
- High-grade copper intercepts, particularly in ZND0032, exceeding typical porphyry open-pit thresholds.
- Significant widths of mineralization, including broad intervals.
- Confirmation of high-grade oxide copper mineralization in an area previously defined by shallow historical drilling, extending the known mineralization.
- QA/QC procedures are disclosed, including certified lab and QP sign-off, enhancing data credibility.
- True width is interpreted to be approximate true thickness, providing better geological context.
Low confidence — this extraction should be reviewed alongside the original source.
Facts used in scoring: 27
Classification and evidence
Bonanza Interceptpositive
Exceptionally high-grade zone, well above the deposit-type norm.
Why it applies: Hole ZND0032 returned 190 ft grading 1.01% CuT, which is an exceptional grade for an open-pit porphyry copper deposit.
Evidence · text
“190 ft grading 1.01% CuT”
True Width Disclosedpositive
Actual thickness perpendicular to structure is stated, not just downhole length.
Why it applies: The document states that 'intervals reported in this news release are interpreted to represent approximate true thicknesses.'
Evidence · text
“intervals reported in this news release are interpreted to represent approximate true thicknesses.”
QA/QC Disclosedpositive
Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).
Why it applies: The release includes disclosure of QA/QC procedures, including certified reference materials, blanks, and duplicate samples, and mentions Skyline Assayers and Laboratories is accredited and independent.
Evidence · text
“The Company's QA/QC program includes the insertion of certified reference materials, blanks and duplicate samples at regular intervals within the sample stream. The Company also conducts ongoing reviews of laboratory QA/QC performance to ensure analytical reliability and accuracy. Assay samples were picked up directly from site by Skyline Assayers and Laboratories ("Skyline") and transported to Skyline's laboratory facility in Tucson, Arizona for preparation and analysis. Skyline is accredited and independent of the Company.”
Compositing Transparentpositive
Cut-off grade and internal dilution rules are clearly stated for reported intervals.
Why it applies: Significant intervals were calculated using a 0.10% CuT cut-off, indicating clear compositing rules.
Evidence · text
“Significant intervals reported in this news release were calculated using a 0.10% CuT cut-off.”
Step-Out Extensionpositive
Mineralization extended beyond the previously known limit.
Why it applies: Hole ZND0058 extends oxide/mixed mineralization beyond the current PEA Design Pit on the northwestern margin of the deposit, and ZND0052 also extends oxide copper mineralization beyond the current PEA Design Pit.
Evidence · text
“ZND0058 returned 165 ft grading 0.46% CuT from 579 ft, including 104 ft grading 0.64% CuT , together with a separate interval of 136 ft grading 0.13% CuT from 777 ft – extending oxide/mixed mineralization beyond the current PEA Design Pit on the northwestern margin of the deposit”
Extracted facts
Stored fact records: 27. Some facts used in scoring do not have a stored record.
Drill Results (27)
ZND0005Zonia · copperGrade: 0.55Grade Unit: %Intercept: 57.3 mView all detailsHide details
Identity
- Hole ID
- ZND0005
- Project
- Zonia
- Commodity
- copper
- Region
- usa_az
- Reported Region
- usa_az
- Ticker
- EDCU
Geometry
- Grade
- 0.55
- Grade Unit
- %
- Intercept
- 57.3 m
- From
- 0.6 m
- To
- 57.9 m
- Hole Depth
- 242.9 m
- Intercept Depth
- 0.6 m
Classification
- Program
- exploration
- Sample Type
- drill
- Group ID
- ZND0005:0.6-57.9
- Mining Method
- open_pit
Location
- Easting
- 147250.8
- Northing
- 365969.9
- CRS
- Arizona State Plane
- EPSG
- 2223
- Elevation
- 1408.8 m
- Azimuth
- 138 °
- Dip
- -48 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- Skyline Assayers and Laboratories
- QA/QC Disclosed
- Yes
- Lab Certified
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Deleterious
- Deleterious Flag
- No
Compositing
- Cutoff Grade
- 0.1
- Cutoff Unit
- %
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-08-26T00:00:00.000Z
Reasoning: Hole ZND0005 returned a strong copper grade over a significant width, confirming high-grade oxide mineralization in the southern part of the deposit, which is a positive for resource definition.
Positive factors
- Strong copper grade for an open-pit porphyry deposit.
- Significant intercept length.
- Confirms high-grade oxide copper mineralization in the southern portion of the deposit.
Evidence · table
“0.55”
Context: 188
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
ZND0017Zonia · copperGrade: 0.18Grade Unit: %Intercept: 23.2 mView all detailsHide details
Identity
- Hole ID
- ZND0017
- Project
- Zonia
- Commodity
- copper
- Region
- usa_az
- Reported Region
- usa_az
- Ticker
- EDCU
Geometry
- Grade
- 0.18
- Grade Unit
- %
- Intercept
- 23.2 m
- From
- 40.2 m
- To
- 63.4 m
- Hole Depth
- 262.1 m
- Intercept Depth
- 40.2 m
Classification
- Program
- exploration
- Sample Type
- drill
- Group ID
- ZND0017:40.2-63.4
- Mining Method
- open_pit
Location
- Easting
- 147940.6
- Northing
- 367260.8
- CRS
- Arizona State Plane
- EPSG
- 2223
- Elevation
- 1329.2 m
- Azimuth
- 132 °
- Dip
- -48 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- Skyline Assayers and Laboratories
- QA/QC Disclosed
- Yes
- Lab Certified
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Deleterious
- Deleterious Flag
- No
Compositing
- Cutoff Grade
- 0.1
- Cutoff Unit
- %
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-08-26T00:00:00.000Z
Reasoning: This intercept shows low-grade copper mineralization, which is less material compared to other reported results.
Negative factors
- Low copper grade for an open-pit porphyry deposit.
Evidence · table
“0.18”
Context: 76
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
ZND0017Zonia · copperGrade: 0.19Grade Unit: %Intercept: 76.2 mView all detailsHide details
Identity
- Hole ID
- ZND0017
- Project
- Zonia
- Commodity
- copper
- Region
- usa_az
- Reported Region
- usa_az
- Ticker
- EDCU
Geometry
- Grade
- 0.19
- Grade Unit
- %
- Intercept
- 76.2 m
- From
- 73.2 m
- To
- 149.4 m
- Hole Depth
- 262.1 m
- Intercept Depth
- 73.2 m
Classification
- Program
- exploration
- Sample Type
- drill
- Group ID
- ZND0017:73.2-149.4
- Mining Method
- open_pit
Location
- Easting
- 147940.6
- Northing
- 367260.8
- CRS
- Arizona State Plane
- EPSG
- 2223
- Elevation
- 1329.2 m
- Azimuth
- 132 °
- Dip
- -48 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- Skyline Assayers and Laboratories
- QA/QC Disclosed
- Yes
- Lab Certified
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Deleterious
- Deleterious Flag
- No
Compositing
- Cutoff Grade
- 0.1
- Cutoff Unit
- %
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-08-26T00:00:00.000Z
Reasoning: This intercept shows low-grade copper mineralization over a moderate width, which is less material compared to other reported results.
Negative factors
- Low copper grade for an open-pit porphyry deposit.
Evidence · table
“0.19”
Context: 250
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
ZND0017Zonia · copperGrade: 0.37Grade Unit: %Intercept: 10.1 mView all detailsHide details
Identity
- Hole ID
- ZND0017
- Project
- Zonia
- Commodity
- copper
- Region
- usa_az
- Reported Region
- usa_az
- Ticker
- EDCU
Geometry
- Grade
- 0.37
- Grade Unit
- %
- Intercept
- 10.1 m
- From
- 99.7 m
- To
- 109.7 m
- Hole Depth
- 262.1 m
- Intercept Depth
- 99.7 m
Classification
- Program
- exploration
- Sample Type
- drill
- Group ID
- ZND0017:99.7-109.7
- Mining Method
- open_pit
Location
- Easting
- 147940.6
- Northing
- 367260.8
- CRS
- Arizona State Plane
- EPSG
- 2223
- Elevation
- 1329.2 m
- Azimuth
- 132 °
- Dip
- -48 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- Skyline Assayers and Laboratories
- QA/QC Disclosed
- Yes
- Lab Certified
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Deleterious
- Deleterious Flag
- No
Compositing
- Cutoff Grade
- 0.1
- Cutoff Unit
- %
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-08-26T00:00:00.000Z
Reasoning: This sub-interval shows a moderate copper grade but over a relatively narrow width, making it less impactful than broader, higher-grade intercepts.
Negative factors
- Moderate copper grade over a narrow width.
Evidence · table
“0.37”
Context: 33
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
ZND0029Zonia · copperGrade: 0.19Grade Unit: %Intercept: 57.6 mView all detailsHide details
Identity
- Hole ID
- ZND0029
- Project
- Zonia
- Commodity
- copper
- Region
- usa_az
- Reported Region
- usa_az
- Ticker
- EDCU
Geometry
- Grade
- 0.19
- Grade Unit
- %
- Intercept
- 57.6 m
- From
- 0.3 m
- To
- 57.9 m
- Hole Depth
- 106.4 m
- Intercept Depth
- 0.3 m
Classification
- Program
- exploration
- Sample Type
- drill
- Group ID
- ZND0029:0.3-57.9
- Mining Method
- open_pit
Location
- Easting
- 147599.5
- Northing
- 366447.8
- CRS
- Arizona State Plane
- EPSG
- 2223
- Elevation
- 1375.3 m
- Azimuth
- 142 °
- Dip
- -48 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- Skyline Assayers and Laboratories
- QA/QC Disclosed
- Yes
- Lab Certified
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Deleterious
- Deleterious Flag
- No
Compositing
- Cutoff Grade
- 0.1
- Cutoff Unit
- %
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-08-26T00:00:00.000Z
Reasoning: This intercept shows low-grade copper mineralization over a significant width, but the grade is below the moderate threshold for an open-pit porphyry.
Negative factors
- Low copper grade for an open-pit porphyry deposit.
Evidence · table
“0.19”
Context: 189
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
ZND0029Zonia · copperGrade: 0.33Grade Unit: %Intercept: 13.4 mView all detailsHide details
Identity
- Hole ID
- ZND0029
- Project
- Zonia
- Commodity
- copper
- Region
- usa_az
- Reported Region
- usa_az
- Ticker
- EDCU
Geometry
- Grade
- 0.33
- Grade Unit
- %
- Intercept
- 13.4 m
- From
- 27.4 m
- To
- 40.8 m
- Hole Depth
- 106.4 m
- Intercept Depth
- 27.4 m
Classification
- Program
- exploration
- Sample Type
- drill
- Group ID
- ZND0029:27.4-40.8
- Mining Method
- open_pit
Location
- Easting
- 147599.5
- Northing
- 366447.8
- CRS
- Arizona State Plane
- EPSG
- 2223
- Elevation
- 1375.3 m
- Azimuth
- 142 °
- Dip
- -48 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- Skyline Assayers and Laboratories
- QA/QC Disclosed
- Yes
- Lab Certified
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Deleterious
- Deleterious Flag
- No
Compositing
- Cutoff Grade
- 0.1
- Cutoff Unit
- %
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-08-26T00:00:00.000Z
Reasoning: This sub-interval shows a moderate copper grade but over a relatively narrow width, making it less impactful than broader, higher-grade intercepts.
Negative factors
- Moderate copper grade over a narrow width.
Evidence · table
“0.33”
Context: 44
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
ZND0031Zonia · copperGrade: 0.16Grade Unit: %Intercept: 16.8 mView all detailsHide details
Identity
- Hole ID
- ZND0031
- Project
- Zonia
- Commodity
- copper
- Region
- usa_az
- Reported Region
- usa_az
- Ticker
- EDCU
Geometry
- Grade
- 0.16
- Grade Unit
- %
- Intercept
- 16.8 m
- From
- 21.6 m
- To
- 38.4 m
- Hole Depth
- 302.7 m
- Intercept Depth
- 21.6 m
Classification
- Program
- exploration
- Sample Type
- drill
- Group ID
- ZND0031:21.6-38.4
- Mining Method
- open_pit
Location
- Easting
- 148369.9
- Northing
- 367689.8
- CRS
- Arizona State Plane
- EPSG
- 2223
- Elevation
- 1365.5 m
- Azimuth
- 135 °
- Dip
- -45 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- Skyline Assayers and Laboratories
- QA/QC Disclosed
- Yes
- Lab Certified
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Deleterious
- Deleterious Flag
- No
Compositing
- Cutoff Grade
- 0.1
- Cutoff Unit
- %
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-08-26T00:00:00.000Z
Reasoning: This intercept shows low-grade copper mineralization over a moderate width, which is less material compared to other reported results.
Negative factors
- Low copper grade for an open-pit porphyry deposit.
Evidence · table
“0.16”
Context: 55
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
ZND0031Zonia · copperGrade: 0.12Grade Unit: %Intercept: 36.3 mView all detailsHide details
Identity
- Hole ID
- ZND0031
- Project
- Zonia
- Commodity
- copper
- Region
- usa_az
- Reported Region
- usa_az
- Ticker
- EDCU
Geometry
- Grade
- 0.12
- Grade Unit
- %
- Intercept
- 36.3 m
- From
- 77.1 m
- To
- 113.4 m
- Hole Depth
- 302.7 m
- Intercept Depth
- 77.1 m
Classification
- Program
- exploration
- Sample Type
- drill
- Group ID
- ZND0031:77.1-113.4
- Mining Method
- open_pit
Location
- Easting
- 148369.9
- Northing
- 367689.8
- CRS
- Arizona State Plane
- EPSG
- 2223
- Elevation
- 1365.5 m
- Azimuth
- 135 °
- Dip
- -45 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- Skyline Assayers and Laboratories
- QA/QC Disclosed
- Yes
- Lab Certified
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Deleterious
- Deleterious Flag
- No
Compositing
- Cutoff Grade
- 0.1
- Cutoff Unit
- %
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-08-26T00:00:00.000Z
Reasoning: This intercept shows very low-grade copper mineralization over a moderate width, which is not material.
Negative factors
- Very low copper grade for an open-pit porphyry deposit.
Evidence · table
“0.12”
Context: 119
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
ZND0031Zonia · copperGrade: 0.11Grade Unit: %Intercept: 13.7 mView all detailsHide details
Identity
- Hole ID
- ZND0031
- Project
- Zonia
- Commodity
- copper
- Region
- usa_az
- Reported Region
- usa_az
- Ticker
- EDCU
Geometry
- Grade
- 0.11
- Grade Unit
- %
- Intercept
- 13.7 m
- From
- 133.2 m
- To
- 146.9 m
- Hole Depth
- 302.7 m
- Intercept Depth
- 133.2 m
Classification
- Program
- exploration
- Sample Type
- drill
- Group ID
- ZND0031:133.2-146.9
- Mining Method
- open_pit
Location
- Easting
- 148369.9
- Northing
- 367689.8
- CRS
- Arizona State Plane
- EPSG
- 2223
- Elevation
- 1365.5 m
- Azimuth
- 135 °
- Dip
- -45 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- Skyline Assayers and Laboratories
- QA/QC Disclosed
- Yes
- Lab Certified
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Deleterious
- Deleterious Flag
- No
Compositing
- Cutoff Grade
- 0.1
- Cutoff Unit
- %
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-08-26T00:00:00.000Z
Reasoning: This intercept shows very low-grade copper mineralization over a narrow width, which is not material.
Negative factors
- Very low copper grade for an open-pit porphyry deposit.
Evidence · table
“0.11”
Context: 45
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
ZND0031Zonia · copperGrade: 0.23Grade Unit: %Intercept: 60.7 mView all detailsHide details
Identity
- Hole ID
- ZND0031
- Project
- Zonia
- Commodity
- copper
- Region
- usa_az
- Reported Region
- usa_az
- Ticker
- EDCU
Geometry
- Grade
- 0.23
- Grade Unit
- %
- Intercept
- 60.7 m
- From
- 164.9 m
- To
- 225.5 m
- Hole Depth
- 302.7 m
- Intercept Depth
- 164.9 m
Classification
- Program
- exploration
- Sample Type
- drill
- Group ID
- ZND0031:164.9-225.5
- Mining Method
- open_pit
Location
- Easting
- 148369.9
- Northing
- 367689.8
- CRS
- Arizona State Plane
- EPSG
- 2223
- Elevation
- 1365.5 m
- Azimuth
- 135 °
- Dip
- -45 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- Skyline Assayers and Laboratories
- QA/QC Disclosed
- Yes
- Lab Certified
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Deleterious
- Deleterious Flag
- No
Compositing
- Cutoff Grade
- 0.1
- Cutoff Unit
- %
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-08-26T00:00:00.000Z
Reasoning: This intercept shows low-grade copper mineralization over a significant width, but the grade is below the moderate threshold for an open-pit porphyry.
Negative factors
- Low copper grade for an open-pit porphyry deposit.
Evidence · table
“0.23”
Context: 199
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
ZND0032Zonia · copperGrade: 0.73Grade Unit: %Intercept: 87.5 mView all detailsHide details
Identity
- Hole ID
- ZND0032
- Project
- Zonia
- Commodity
- copper
- Region
- usa_az
- Reported Region
- usa_az
- Ticker
- EDCU
Geometry
- Grade
- 0.73
- Grade Unit
- %
- Intercept
- 87.5 m
- From
- 4 m
- To
- 91.4 m
- Hole Depth
- 265.8 m
- Intercept Depth
- 4 m
Classification
- Program
- exploration
- Sample Type
- drill
- Group ID
- ZND0032:4-91.4
- Mining Method
- open_pit
Location
- Easting
- 147409.8
- Northing
- 366582.8
- CRS
- Arizona State Plane
- EPSG
- 2223
- Elevation
- 1400.2 m
- Azimuth
- 146 °
- Dip
- -49 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- Skyline Assayers and Laboratories
- QA/QC Disclosed
- Yes
- Lab Certified
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Deleterious
- Deleterious Flag
- No
Compositing
- Cutoff Grade
- 0.1
- Cutoff Unit
- %
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-08-26T00:00:00.000Z
Reasoning: Hole ZND0032 delivered an exceptional copper grade over a significant width, marking the highest-grade intercept to date and confirming high-grade oxide mineralization, which is highly material and novel.
Positive factors
- Exceptional copper grade for an open-pit porphyry deposit.
- Significant intercept length.
- Represents the highest-grade interval intersected to date in the current program.
- Confirms high-grade oxide copper mineralization in an area previously defined only by shallow historical drilling.
Evidence · table
“0.73”
Context: 287
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
ZND0032Zonia · copperGrade: 1.01Grade Unit: %Intercept: 57.9 mView all detailsHide details
Identity
- Hole ID
- ZND0032
- Project
- Zonia
- Commodity
- copper
- Region
- usa_az
- Reported Region
- usa_az
- Ticker
- EDCU
Geometry
- Grade
- 1.01
- Grade Unit
- %
- Intercept
- 57.9 m
- From
- 15.2 m
- To
- 73.2 m
- Hole Depth
- 265.8 m
- Intercept Depth
- 15.2 m
Classification
- Program
- exploration
- Sample Type
- drill
- Group ID
- ZND0032:15.2-73.2
- Mining Method
- open_pit
Location
- Easting
- 147409.8
- Northing
- 366582.8
- CRS
- Arizona State Plane
- EPSG
- 2223
- Elevation
- 1400.2 m
- Azimuth
- 146 °
- Dip
- -49 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- Skyline Assayers and Laboratories
- QA/QC Disclosed
- Yes
- Lab Certified
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Deleterious
- Deleterious Flag
- No
Compositing
- Cutoff Grade
- 0.1
- Cutoff Unit
- %
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-08-26T00:00:00.000Z
Reasoning: This sub-interval within ZND0032 shows an exceptional copper grade over a significant width, further enhancing the overall positive result of the hole.
Positive factors
- Exceptional copper grade for an open-pit porphyry deposit.
- Significant intercept length.
- Contributes to the highest-grade interval intersected to date in the current program.
Evidence · table
“1.01”
Context: 190
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
ZND0032Zonia · copperGrade: 0.26Grade Unit: %Intercept: 76.8 mView all detailsHide details
Identity
- Hole ID
- ZND0032
- Project
- Zonia
- Commodity
- copper
- Region
- usa_az
- Reported Region
- usa_az
- Ticker
- EDCU
Geometry
- Grade
- 0.26
- Grade Unit
- %
- Intercept
- 76.8 m
- From
- 106.7 m
- To
- 183.5 m
- Hole Depth
- 265.8 m
- Intercept Depth
- 106.7 m
Classification
- Program
- exploration
- Sample Type
- drill
- Group ID
- ZND0032:106.7-183.5
- Mining Method
- open_pit
Location
- Easting
- 147409.8
- Northing
- 366582.8
- CRS
- Arizona State Plane
- EPSG
- 2223
- Elevation
- 1400.2 m
- Azimuth
- 146 °
- Dip
- -49 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- Skyline Assayers and Laboratories
- QA/QC Disclosed
- Yes
- Lab Certified
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Deleterious
- Deleterious Flag
- No
Compositing
- Cutoff Grade
- 0.1
- Cutoff Unit
- %
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-08-26T00:00:00.000Z
Reasoning: This broad interval in ZND0032 shows low-grade copper mineralization, contributing to the overall understanding of the system's extent but with lower individual materiality.
Positive factors
- Broad interval of copper mineralization.
Negative factors
- Low copper grade for an open-pit porphyry deposit.
Evidence · table
“0.26”
Context: 252
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
ZND0032Zonia · copperGrade: 0.41Grade Unit: %Intercept: 34.1 mView all detailsHide details
Identity
- Hole ID
- ZND0032
- Project
- Zonia
- Commodity
- copper
- Region
- usa_az
- Reported Region
- usa_az
- Ticker
- EDCU
Geometry
- Grade
- 0.41
- Grade Unit
- %
- Intercept
- 34.1 m
- From
- 146.3 m
- To
- 180.4 m
- Hole Depth
- 265.8 m
- Intercept Depth
- 146.3 m
Classification
- Program
- exploration
- Sample Type
- drill
- Group ID
- ZND0032:146.3-180.4
- Mining Method
- open_pit
Location
- Easting
- 147409.8
- Northing
- 366582.8
- CRS
- Arizona State Plane
- EPSG
- 2223
- Elevation
- 1400.2 m
- Azimuth
- 146 °
- Dip
- -49 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- Skyline Assayers and Laboratories
- QA/QC Disclosed
- Yes
- Lab Certified
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Deleterious
- Deleterious Flag
- No
Compositing
- Cutoff Grade
- 0.1
- Cutoff Unit
- %
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-08-26T00:00:00.000Z
Reasoning: This sub-interval in ZND0032 shows a moderate copper grade over a significant width, adding to the overall mineralization footprint.
Positive factors
- Moderate copper grade over a significant width.
Evidence · table
“0.41”
Context: 112
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
ZND0032Zonia · copperGrade: 0.26Grade Unit: %Intercept: 51.2 mView all detailsHide details
Identity
- Hole ID
- ZND0032
- Project
- Zonia
- Commodity
- copper
- Region
- usa_az
- Reported Region
- usa_az
- Ticker
- EDCU
Geometry
- Grade
- 0.26
- Grade Unit
- %
- Intercept
- 51.2 m
- From
- 195.7 m
- To
- 246.9 m
- Hole Depth
- 265.8 m
- Intercept Depth
- 195.7 m
Classification
- Program
- exploration
- Sample Type
- drill
- Group ID
- ZND0032:195.7-246.9
- Mining Method
- open_pit
Location
- Easting
- 147409.8
- Northing
- 366582.8
- CRS
- Arizona State Plane
- EPSG
- 2223
- Elevation
- 1400.2 m
- Azimuth
- 146 °
- Dip
- -49 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- Skyline Assayers and Laboratories
- QA/QC Disclosed
- Yes
- Lab Certified
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Deleterious
- Deleterious Flag
- No
Compositing
- Cutoff Grade
- 0.1
- Cutoff Unit
- %
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-08-26T00:00:00.000Z
Reasoning: This broad interval in ZND0032 shows low-grade copper mineralization, contributing to the overall understanding of the system's extent but with lower individual materiality.
Positive factors
- Broad interval of copper mineralization.
Negative factors
- Low copper grade for an open-pit porphyry deposit.
Evidence · table
“0.26”
Context: 168
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
ZND0032Zonia · copperGrade: 0.35Grade Unit: %Intercept: 15.2 mView all detailsHide details
Identity
- Hole ID
- ZND0032
- Project
- Zonia
- Commodity
- copper
- Region
- usa_az
- Reported Region
- usa_az
- Ticker
- EDCU
Geometry
- Grade
- 0.35
- Grade Unit
- %
- Intercept
- 15.2 m
- From
- 204.8 m
- To
- 220.1 m
- Hole Depth
- 265.8 m
- Intercept Depth
- 204.8 m
Classification
- Program
- exploration
- Sample Type
- drill
- Group ID
- ZND0032:204.8-220.1
- Mining Method
- open_pit
Location
- Easting
- 147409.8
- Northing
- 366582.8
- CRS
- Arizona State Plane
- EPSG
- 2223
- Elevation
- 1400.2 m
- Azimuth
- 146 °
- Dip
- -49 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- Skyline Assayers and Laboratories
- QA/QC Disclosed
- Yes
- Lab Certified
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Deleterious
- Deleterious Flag
- No
Compositing
- Cutoff Grade
- 0.1
- Cutoff Unit
- %
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-08-26T00:00:00.000Z
Reasoning: This sub-interval in ZND0032 shows a moderate copper grade over a relatively narrow width, contributing to the overall mineralization but with limited individual impact.
Negative factors
- Moderate copper grade over a narrow width.
Evidence · table
“0.35”
Context: 50
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
ZND0033Zonia · copperGrade: 0.16Grade Unit: %Intercept: 102.4 mView all detailsHide details
Identity
- Hole ID
- ZND0033
- Project
- Zonia
- Commodity
- copper
- Region
- usa_az
- Reported Region
- usa_az
- Ticker
- EDCU
Geometry
- Grade
- 0.16
- Grade Unit
- %
- Intercept
- 102.4 m
- From
- 0 m
- To
- 102.4 m
- Hole Depth
- 173.7 m
- Intercept Depth
- 0 m
Classification
- Program
- exploration
- Sample Type
- drill
- Group ID
- ZND0033:0-102.4
- Mining Method
- open_pit
Location
- Easting
- 148259.9
- Northing
- 367267.8
- CRS
- Arizona State Plane
- EPSG
- 2223
- Elevation
- 1358.2 m
- Azimuth
- 142 °
- Dip
- -48 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- Skyline Assayers and Laboratories
- QA/QC Disclosed
- Yes
- Lab Certified
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Deleterious
- Deleterious Flag
- No
Compositing
- Cutoff Grade
- 0.1
- Cutoff Unit
- %
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-08-26T00:00:00.000Z
Reasoning: This broad intercept from surface shows low-grade copper mineralization, contributing to the overall understanding of the system's extent.
Positive factors
- Broad interval of copper mineralization from surface.
Negative factors
- Low copper grade for an open-pit porphyry deposit.
Evidence · table
“0.16”
Context: 336
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
ZND0033Zonia · copperGrade: 0.11Grade Unit: %Intercept: 17.4 mView all detailsHide details
Identity
- Hole ID
- ZND0033
- Project
- Zonia
- Commodity
- copper
- Region
- usa_az
- Reported Region
- usa_az
- Ticker
- EDCU
Geometry
- Grade
- 0.11
- Grade Unit
- %
- Intercept
- 17.4 m
- From
- 153.3 m
- To
- 170.7 m
- Hole Depth
- 173.7 m
- Intercept Depth
- 153.3 m
Classification
- Program
- exploration
- Sample Type
- drill
- Group ID
- ZND0033:153.3-170.7
- Mining Method
- open_pit
Location
- Easting
- 148259.9
- Northing
- 367267.8
- CRS
- Arizona State Plane
- EPSG
- 2223
- Elevation
- 1358.2 m
- Azimuth
- 142 °
- Dip
- -48 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- Skyline Assayers and Laboratories
- QA/QC Disclosed
- Yes
- Lab Certified
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Deleterious
- Deleterious Flag
- No
Compositing
- Cutoff Grade
- 0.1
- Cutoff Unit
- %
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-08-26T00:00:00.000Z
Reasoning: This intercept shows very low-grade copper mineralization over a moderate width, which is not material.
Negative factors
- Very low copper grade for an open-pit porphyry deposit.
Evidence · table
“0.11”
Context: 57
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
ZND0043Zonia · copperGrade: 0.14Grade Unit: %Intercept: 27.4 mView all detailsHide details
Identity
- Hole ID
- ZND0043
- Project
- Zonia
- Commodity
- copper
- Region
- usa_az
- Reported Region
- usa_az
- Ticker
- EDCU
Geometry
- Grade
- 0.14
- Grade Unit
- %
- Intercept
- 27.4 m
- From
- 0 m
- To
- 27.4 m
- Hole Depth
- 188.1 m
- Intercept Depth
- 0 m
Classification
- Program
- exploration
- Sample Type
- drill
- Group ID
- ZND0043:0-27.4
- Mining Method
- open_pit
Location
- Easting
- 148364.3
- Northing
- 367450.8
- CRS
- Arizona State Plane
- EPSG
- 2223
- Elevation
- 1363.4 m
- Azimuth
- 111 °
- Dip
- -48 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- Skyline Assayers and Laboratories
- QA/QC Disclosed
- Yes
- Lab Certified
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Deleterious
- Deleterious Flag
- No
Compositing
- Cutoff Grade
- 0.1
- Cutoff Unit
- %
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-08-26T00:00:00.000Z
Reasoning: This broad intercept from surface shows low-grade copper mineralization, contributing to the overall understanding of the system's extent.
Positive factors
- Broad interval of copper mineralization from surface.
Negative factors
- Low copper grade for an open-pit porphyry deposit.
Evidence · table
“0.14”
Context: 90
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
ZND0043Zonia · copperGrade: 0.21Grade Unit: %Intercept: 88.7 mView all detailsHide details
Identity
- Hole ID
- ZND0043
- Project
- Zonia
- Commodity
- copper
- Region
- usa_az
- Reported Region
- usa_az
- Ticker
- EDCU
Geometry
- Grade
- 0.21
- Grade Unit
- %
- Intercept
- 88.7 m
- From
- 69.8 m
- To
- 158.5 m
- Hole Depth
- 188.1 m
- Intercept Depth
- 69.8 m
Classification
- Program
- exploration
- Sample Type
- drill
- Group ID
- ZND0043:69.8-158.5
- Mining Method
- open_pit
Location
- Easting
- 148364.3
- Northing
- 367450.8
- CRS
- Arizona State Plane
- EPSG
- 2223
- Elevation
- 1363.4 m
- Azimuth
- 111 °
- Dip
- -48 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- Skyline Assayers and Laboratories
- QA/QC Disclosed
- Yes
- Lab Certified
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Deleterious
- Deleterious Flag
- No
Compositing
- Cutoff Grade
- 0.1
- Cutoff Unit
- %
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-08-26T00:00:00.000Z
Reasoning: This broad intercept shows low-grade copper mineralization, contributing to the overall understanding of the system's extent.
Positive factors
- Broad interval of copper mineralization.
Negative factors
- Low copper grade for an open-pit porphyry deposit.
Evidence · table
“0.21”
Context: 291
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
ZND0050Zonia · copperGrade: 0.14Grade Unit: %Intercept: 134.1 mView all detailsHide details
Identity
- Hole ID
- ZND0050
- Project
- Zonia
- Commodity
- copper
- Region
- usa_az
- Reported Region
- usa_az
- Ticker
- EDCU
Geometry
- Grade
- 0.14
- Grade Unit
- %
- Intercept
- 134.1 m
- From
- 0 m
- To
- 134.1 m
- Hole Depth
- 158.8 m
- Intercept Depth
- 0 m
Classification
- Program
- exploration
- Sample Type
- drill
- Group ID
- ZND0050:0-134.1
- Mining Method
- open_pit
Location
- Easting
- 148362.2
- Northing
- 367380.8
- CRS
- Arizona State Plane
- EPSG
- 2223
- Elevation
- 1364.6 m
- Azimuth
- 134 °
- Dip
- -48 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- Skyline Assayers and Laboratories
- QA/QC Disclosed
- Yes
- Lab Certified
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Deleterious
- Deleterious Flag
- No
Compositing
- Cutoff Grade
- 0.1
- Cutoff Unit
- %
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-08-26T00:00:00.000Z
Reasoning: This broad intercept from surface shows low-grade copper mineralization, contributing to the overall understanding of the system's extent.
Positive factors
- Broad interval of copper mineralization from surface.
Negative factors
- Low copper grade for an open-pit porphyry deposit.
Evidence · table
“0.14”
Context: 440
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
ZND0052Zonia · copperGrade: 0.15Grade Unit: %Intercept: 159.1 mView all detailsHide details
Identity
- Hole ID
- ZND0052
- Project
- Zonia
- Commodity
- copper
- Region
- usa_az
- Reported Region
- usa_az
- Ticker
- EDCU
Geometry
- Grade
- 0.15
- Grade Unit
- %
- Intercept
- 159.1 m
- From
- 173.7 m
- To
- 332.8 m
- Hole Depth
- 340.8 m
- Intercept Depth
- 173.7 m
Classification
- Program
- exploration
- Sample Type
- drill
- Group ID
- ZND0052:173.7-332.8
- Mining Method
- open_pit
Location
- Easting
- 147689.9
- Northing
- 367200.8
- CRS
- Arizona State Plane
- EPSG
- 2223
- Elevation
- 1406.6 m
- Azimuth
- 132 °
- Dip
- -50 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- Skyline Assayers and Laboratories
- QA/QC Disclosed
- Yes
- Lab Certified
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Deleterious
- Deleterious Flag
- No
Compositing
- Cutoff Grade
- 0.1
- Cutoff Unit
- %
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-08-26T00:00:00.000Z
Reasoning: This broad intercept shows low-grade copper mineralization, contributing to the overall understanding of the system's extent.
Positive factors
- Broad interval of copper mineralization.
Negative factors
- Low copper grade for an open-pit porphyry deposit.
Evidence · table
“0.15”
Context: 522
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
ZND0052Zonia · copperGrade: 0.47Grade Unit: %Intercept: 12.2 mView all detailsHide details
Identity
- Hole ID
- ZND0052
- Project
- Zonia
- Commodity
- copper
- Region
- usa_az
- Reported Region
- usa_az
- Ticker
- EDCU
Geometry
- Grade
- 0.47
- Grade Unit
- %
- Intercept
- 12.2 m
- From
- 237.7 m
- To
- 249.9 m
- Hole Depth
- 340.8 m
- Intercept Depth
- 237.7 m
Classification
- Program
- exploration
- Sample Type
- drill
- Group ID
- ZND0052:237.7-249.9
- Mining Method
- open_pit
Location
- Easting
- 147689.9
- Northing
- 367200.8
- CRS
- Arizona State Plane
- EPSG
- 2223
- Elevation
- 1406.6 m
- Azimuth
- 132 °
- Dip
- -50 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- Skyline Assayers and Laboratories
- QA/QC Disclosed
- Yes
- Lab Certified
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Deleterious
- Deleterious Flag
- No
Compositing
- Cutoff Grade
- 0.1
- Cutoff Unit
- %
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-08-26T00:00:00.000Z
Reasoning: This sub-interval in ZND0052 shows a moderate copper grade over a narrow width, extending oxide copper mineralization beyond the current PEA Design Pit.
Positive factors
- Moderate copper grade.
Evidence · table
“0.47”
Context: 40
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
ZND0058Zonia · copperGrade: 0.21Grade Unit: %Intercept: 13.1 mView all detailsHide details
Identity
- Hole ID
- ZND0058
- Project
- Zonia
- Commodity
- copper
- Region
- usa_az
- Reported Region
- usa_az
- Ticker
- EDCU
Geometry
- Grade
- 0.21
- Grade Unit
- %
- Intercept
- 13.1 m
- From
- 15.2 m
- To
- 28.3 m
- Hole Depth
- 643.7 m
- Intercept Depth
- 15.2 m
Classification
- Program
- exploration
- Sample Type
- drill
- Group ID
- ZND0058:15.2-28.3
- Mining Method
- open_pit
Location
- Easting
- 147530.8
- Northing
- 367000.8
- CRS
- Arizona State Plane
- EPSG
- 2223
- Elevation
- 1407.9 m
- Azimuth
- 135 °
- Dip
- -50 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- Skyline Assayers and Laboratories
- QA/QC Disclosed
- Yes
- Lab Certified
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Deleterious
- Deleterious Flag
- No
Compositing
- Cutoff Grade
- 0.1
- Cutoff Unit
- %
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-08-26T00:00:00.000Z
Reasoning: This intercept shows low-grade copper mineralization over a narrow width, which is less material compared to other reported results.
Negative factors
- Low copper grade over a narrow width.
Evidence · table
“0.21”
Context: 43
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
ZND0058Zonia · copperGrade: 0.46Grade Unit: %Intercept: 50.3 mView all detailsHide details
Identity
- Hole ID
- ZND0058
- Project
- Zonia
- Commodity
- copper
- Region
- usa_az
- Reported Region
- usa_az
- Ticker
- EDCU
Geometry
- Grade
- 0.46
- Grade Unit
- %
- Intercept
- 50.3 m
- From
- 176.5 m
- To
- 226.8 m
- Hole Depth
- 643.7 m
- Intercept Depth
- 176.5 m
Classification
- Program
- exploration
- Sample Type
- drill
- Group ID
- ZND0058:176.5-226.8
- Mining Method
- open_pit
Location
- Easting
- 147530.8
- Northing
- 367000.8
- CRS
- Arizona State Plane
- EPSG
- 2223
- Elevation
- 1407.9 m
- Azimuth
- 135 °
- Dip
- -50 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- Skyline Assayers and Laboratories
- QA/QC Disclosed
- Yes
- Lab Certified
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Deleterious
- Deleterious Flag
- No
Compositing
- Cutoff Grade
- 0.1
- Cutoff Unit
- %
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-08-26T00:00:00.000Z
Reasoning: Hole ZND0058 returned a strong copper grade over a significant width, extending mineralization beyond the current PEA Design Pit, which is a positive for resource expansion.
Positive factors
- Strong copper grade for an open-pit porphyry deposit.
- Significant intercept length.
- Extends oxide/mixed mineralization beyond the current PEA Design Pit.
Evidence · table
“0.46”
Context: 165
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
ZND0058Zonia · copperGrade: 0.64Grade Unit: %Intercept: 31.7 mView all detailsHide details
Identity
- Hole ID
- ZND0058
- Project
- Zonia
- Commodity
- copper
- Region
- usa_az
- Reported Region
- usa_az
- Ticker
- EDCU
Geometry
- Grade
- 0.64
- Grade Unit
- %
- Intercept
- 31.7 m
- From
- 195.1 m
- To
- 226.8 m
- Hole Depth
- 643.7 m
- Intercept Depth
- 195.1 m
Classification
- Program
- exploration
- Sample Type
- drill
- Group ID
- ZND0058:195.1-226.8
- Mining Method
- open_pit
Location
- Easting
- 147530.8
- Northing
- 367000.8
- CRS
- Arizona State Plane
- EPSG
- 2223
- Elevation
- 1407.9 m
- Azimuth
- 135 °
- Dip
- -50 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- Skyline Assayers and Laboratories
- QA/QC Disclosed
- Yes
- Lab Certified
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Deleterious
- Deleterious Flag
- No
Compositing
- Cutoff Grade
- 0.1
- Cutoff Unit
- %
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-08-26T00:00:00.000Z
Reasoning: This sub-interval in ZND0058 shows a strong copper grade over a significant width, further enhancing the positive result of the hole and supporting mineralization extension.
Positive factors
- Strong copper grade for an open-pit porphyry deposit.
- Significant intercept length.
- Contributes to extending mineralization beyond the current PEA Design Pit.
Evidence · table
“0.64”
Context: 104
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
ZND0058Zonia · copperGrade: 0.13Grade Unit: %Intercept: 41.5 mView all detailsHide details
Identity
- Hole ID
- ZND0058
- Project
- Zonia
- Commodity
- copper
- Region
- usa_az
- Reported Region
- usa_az
- Ticker
- EDCU
Geometry
- Grade
- 0.13
- Grade Unit
- %
- Intercept
- 41.5 m
- From
- 236.8 m
- To
- 278.3 m
- Hole Depth
- 643.7 m
- Intercept Depth
- 236.8 m
Classification
- Program
- exploration
- Sample Type
- drill
- Group ID
- ZND0058:236.8-278.3
- Mining Method
- open_pit
Location
- Easting
- 147530.8
- Northing
- 367000.8
- CRS
- Arizona State Plane
- EPSG
- 2223
- Elevation
- 1407.9 m
- Azimuth
- 135 °
- Dip
- -50 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- Skyline Assayers and Laboratories
- QA/QC Disclosed
- Yes
- Lab Certified
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Deleterious
- Deleterious Flag
- No
Compositing
- Cutoff Grade
- 0.1
- Cutoff Unit
- %
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-08-26T00:00:00.000Z
Reasoning: This intercept shows very low-grade copper mineralization over a moderate width, which is not material.
Negative factors
- Very low copper grade for an open-pit porphyry deposit.
Evidence · table
“0.13”
Context: 136
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
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.