MHC: Drilling Delivers 21.34m at 1.72g/t Au at Jaws
Original announcement by asx on
- Company
- Manhattan Gold Corporation Limited
- Ticker
- MHC
- Exchange
- ASX
- Region
- Nunavut, Canada
- Primary commodity
- Gold
- Secondary commodities
- Copper, Arsenic, Zinc, Lead, Silver
- Document categories
- Drill results, Other
- Extracted
- 2026-09-24 01:03:19 UTC
Analysis by Minestarters Atlas
Atlas analysis published:
Minestarters Atlas analysis
Summary
Manhattan Gold Corporation Limited reports strong gold assay results from a major 275m step-out drillhole JWS26012 at its Jaws prospect within the Hook Lake Project in Nunavut, Canada. The hole returned 21.34m at 1.72g/t Au from 32.0m, including high-grade sub-intervals, extending the known strike length to 1.25km and confirming shallow mineralization. The company also announced ongoing regional exploration activities and dispatch of samples for scoping metallurgical tests.
Reasoning: Drillhole JWS26012 delivered strong gold intercepts, including high-grade sub-intervals, significantly extending the known mineralization at Jaws in a major step-out, indicating potential for further growth and confirming shallow gold. The results are supported by disclosed QA/QC and a Competent Person sign-off, though true widths are not yet known.
Positive factors
- Major step-out confirms shallow gold mineralization
- Extends strike length significantly
- High-grade gold intercepts within broader mineralization
- Multiple regional targets being tested
- QA/QC procedures disclosed
- Competent Person signed off on results
Negative factors
- True width of intercepts not known
- Historical resource estimate not JORC compliant
- Some drillholes did not reach target depth due to ground conditions
Facts used in scoring: 7
Classification and evidence
Step-Out Extensionpositive
Mineralization extended beyond the previously known limit.
Why it applies: The drillhole JWS26012 represents a major 275m step-out southwest of the nearest drillhole, confirming shallow gold mineralisation and extending the known strike length.
Evidence · text
“Major 275m step-out confirms shallow gold mineralisation”
Bonanza Interceptpositive
Exceptionally high-grade zone, well above the deposit-type norm.
Why it applies: The sub-interval of 1.52m at 9.35g/t Au in JWS26012 is well above the exceptional threshold for gold in an open pit orogenic deposit (5 g/t Au).
Evidence · table
“9.35”
Context: 1.52
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 detailed QA/QC procedures, including the use of ALS Laboratories, insertion of blanks, standards, and duplicates, and sign-off by a Competent Person.
Evidence · text
“Samples analysed by ALS Laboratories. ... Quality control samples are inserted into the sample stream at a rate of 10% consisting of coarse blanks CDN BL-10T or OREAS C26e, certified reference material OREAS 236b and CDN-GS-1P5X, and field duplicates. These are assessed by MHC technical staff”
Apparent Width Onlynegative
Interval given as downhole width with no true width or drill orientation — apparent width may overstate true thickness.
Why it applies: The document explicitly states that 'Reported intervals are drilled lengths not true thicknesses'.
Evidence · text
“Reported intervals are drilled lengths not true thicknesses.”
Deleterious Elements Presentnegative
Penalty elements (arsenic, antimony, etc.) or refractory concerns noted in the release.
Why it applies: The JORC Table 1 commentary mentions that 'Samples over 1% Cu, As, Zn, Pb or 100g/t Ag are re-assayed by OG62 methods', indicating the presence of these elements which can be deleterious.
Evidence · text
“Samples over 1% Cu, As, Zn, Pb or 100g/t Ag are re-assayed by OG62 methods.”
Nearology Playneutral
Value premise rests on proximity to a known deposit rather than own results.
Why it applies: The document references BG Gold's Vickers deposit, located ~150km east within the same greenstone belt, to provide regional context for gold grades.
Evidence · text
“For regional context, the gold grades returned from 2026 drilling at Jaws sit within the range reported at BG Gold's Vickers deposit, which applied a 0.90g/t Au cut-off grade for its positive preliminary economic assessment”
Cut-off Undisclosednegative
High-grade interval reported without stating the cut-off grade used for compositing.
Why it applies: The cut-off grade for reporting significant intercepts is clearly stated as >0.1g/t Au.
Evidence · text
“Significant intercepts are calculated as an interval >0.1g/t Au with no more than 4.56m of internal dilution”
Compositing Transparentpositive
Cut-off grade and internal dilution rules are clearly stated for reported intervals.
Why it applies: The document clearly states the cut-off grade (>0.1g/t Au) and internal dilution rules (no more than 4.56m of internal dilution) used for calculating significant intercepts.
Evidence · text
“Significant intercepts are calculated as an interval >0.1g/t Au with no more than 4.56m of internal dilution (15ft - 3 RC drill rods).”
Extracted facts
Stored fact records: 7. Some facts used in scoring do not have a stored record.
Drill Results (7)
JWS26012Hook Lake · goldGrade: 1.72Grade Unit: g/tIntercept: 21.34 mView all detailsHide details
Identity
- Hole ID
- JWS26012
- Project
- Hook Lake
- Commodity
- gold
- Region
- canada_nu
- Reported Region
- canada_nu
- Ticker
- MHC
Geometry
- Grade
- 1.72
- Grade Unit
- g/t
- Intercept
- 21.34 m
- From
- 32 m
- To
- 53.34 m
- Hole Depth
- 182.88 m
- Intercept Depth
- 32 m
Classification
- Deposit Type
- orogenic
- Program
- exploration
- Sample Type
- drill
- Group ID
- JWS26012:32-53.34
- Mining Method
- open_pit
Location
- Easting
- 345780
- Northing
- 6874607
- CRS
- NAD83 UTM Zone 15N
- Elevation
- 56 m
- Azimuth
- 110 °
- Dip
- -60 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- ALS Laboratories
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Deleterious
- Deleterious Flag
- Yes
- Deleterious Elements
- copper, arsenic, zinc, lead, silver
Metal Equivalent
- Assumptions Disclosed
- No
Compositing
- Cutoff Grade
- 0.1
- Cutoff Unit
- g/t Au
- Dilution Disclosed
- Yes
- Max Dilution
- 4.56 m
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-09-24T00:00:00.000Z
Reasoning: The intercept of 21.34m at 1.72g/t Au is a strong result for an open pit orogenic deposit, indicating significant shallow mineralization and contributing to the overall strike extension.
Positive factors
- Strong gold grade for open pit orogenic deposit
- Significant intercept length
- Shallow mineralization from 32m
- Part of a major step-out drillhole
Negative factors
- True width not known
Evidence · table
“1.72”
Context: 21.34
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
Compositing Transparentpositive
Cut-off grade and internal dilution rules are clearly stated for reported intervals.
Why it applies: cutoff_grade and internal dilution are both stated
Deleterious Elements Presentnegative
Penalty elements (arsenic, antimony, etc.) or refractory concerns noted in the release.
Why it applies: deleterious_flag is true
Nearology Playneutral
Value premise rests on proximity to a known deposit rather than own results.
Why it applies: proximity is offered as the value premise: "• Geochemical anomalies are present along strike of the Turquetil Gold deposit to the northeast and southwest."
JWS26012Hook Lake · goldGrade: 4.89Grade Unit: g/tIntercept: 4.57 mView all detailsHide details
Identity
- Hole ID
- JWS26012
- Project
- Hook Lake
- Commodity
- gold
- Region
- canada_nu
- Reported Region
- canada_nu
- Ticker
- MHC
Geometry
- Grade
- 4.89
- Grade Unit
- g/t
- Intercept
- 4.57 m
- From
- 45.72 m
- To
- 50.29 m
- Hole Depth
- 182.88 m
- Intercept Depth
- 32 m
Classification
- Deposit Type
- orogenic
- Program
- exploration
- Sample Type
- drill
- Group ID
- JWS26012:45.72-50.29
- Mining Method
- open_pit
Location
- Easting
- 345780
- Northing
- 6874607
- CRS
- NAD83 UTM Zone 15N
- Elevation
- 56 m
- Azimuth
- 110 °
- Dip
- -60 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- ALS Laboratories
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Deleterious
- Deleterious Flag
- Yes
- Deleterious Elements
- copper, arsenic, zinc, lead, silver
Metal Equivalent
- Assumptions Disclosed
- No
Compositing
- Cutoff Grade
- 0.1
- Cutoff Unit
- g/t Au
- Dilution Disclosed
- Yes
- Max Dilution
- 4.56 m
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-09-24T00:00:00.000Z
Reasoning: This high-grade sub-interval of 4.57m at 4.89g/t Au is a very strong result, approaching bonanza grades for an open pit orogenic deposit, enhancing the overall significance of the main intercept.
Positive factors
- High-grade gold intercept, near exceptional for open pit orogenic deposit
- Occurs within a broader significant intercept
- Shallow mineralization
Negative factors
- True width not known
Evidence · table
“4.89”
Context: 4.57
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
Compositing Transparentpositive
Cut-off grade and internal dilution rules are clearly stated for reported intervals.
Why it applies: cutoff_grade and internal dilution are both stated
Deleterious Elements Presentnegative
Penalty elements (arsenic, antimony, etc.) or refractory concerns noted in the release.
Why it applies: deleterious_flag is true
Nearology Playneutral
Value premise rests on proximity to a known deposit rather than own results.
Why it applies: proximity is offered as the value premise: "• Geochemical anomalies are present along strike of the Turquetil Gold deposit to the northeast and southwest."
JWS26012Hook Lake · goldGrade: 9.35Grade Unit: g/tIntercept: 1.52 mView all detailsHide details
Identity
- Hole ID
- JWS26012
- Project
- Hook Lake
- Commodity
- gold
- Region
- canada_nu
- Reported Region
- canada_nu
- Ticker
- MHC
Geometry
- Grade
- 9.35
- Grade Unit
- g/t
- Intercept
- 1.52 m
- From
- 45.72 m
- To
- 47.24 m
- Hole Depth
- 182.88 m
- Intercept Depth
- 32 m
Classification
- Deposit Type
- orogenic
- Program
- exploration
- Sample Type
- drill
- Group ID
- JWS26012:45.72-47.24
- Mining Method
- open_pit
Location
- Easting
- 345780
- Northing
- 6874607
- CRS
- NAD83 UTM Zone 15N
- Elevation
- 56 m
- Azimuth
- 110 °
- Dip
- -60 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- ALS Laboratories
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Deleterious
- Deleterious Flag
- Yes
- Deleterious Elements
- copper, arsenic, zinc, lead, silver
Metal Equivalent
- Assumptions Disclosed
- No
Compositing
- Cutoff Grade
- 0.1
- Cutoff Unit
- g/t Au
- Dilution Disclosed
- Yes
- Max Dilution
- 4.56 m
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-09-24T00:00:00.000Z
Reasoning: This bonanza-grade sub-interval of 1.52m at 9.35g/t Au is an exceptional result, highlighting very high-grade zones within the broader mineralization and significantly boosting the overall prospectivity.
Positive factors
- Bonanza grade gold intercept, well above exceptional thresholds for open pit orogenic deposit
- Occurs within a broader significant intercept
- Shallow mineralization
Negative factors
- Narrow intercept length
- True width not known
Evidence · table
“9.35”
Context: 1.52
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
Compositing Transparentpositive
Cut-off grade and internal dilution rules are clearly stated for reported intervals.
Why it applies: cutoff_grade and internal dilution are both stated
Deleterious Elements Presentnegative
Penalty elements (arsenic, antimony, etc.) or refractory concerns noted in the release.
Why it applies: deleterious_flag is true
Nearology Playneutral
Value premise rests on proximity to a known deposit rather than own results.
Why it applies: proximity is offered as the value premise: "• Geochemical anomalies are present along strike of the Turquetil Gold deposit to the northeast and southwest."
JWS26011Hook Lake · goldGrade: 0.2Grade Unit: g/tIntercept: 1.52 mView all detailsHide details
Identity
- Hole ID
- JWS26011
- Project
- Hook Lake
- Commodity
- gold
- Region
- canada_nu
- Reported Region
- canada_nu
- Ticker
- MHC
Geometry
- Grade
- 0.2
- Grade Unit
- g/t
- Intercept
- 1.52 m
- From
- 129.54 m
- To
- 131.06 m
- Hole Depth
- 176.78 m
- Intercept Depth
- 129.54 m
Classification
- Deposit Type
- orogenic
- Program
- exploration
- Sample Type
- drill
- Group ID
- JWS26011:129.54-131.06
- Mining Method
- open_pit
Location
- Easting
- 346907
- Northing
- 6875148
- CRS
- NAD83 UTM Zone 15N
- Elevation
- 65 m
- Azimuth
- 145 °
- Dip
- -60 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- ALS Laboratories
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Deleterious
- Deleterious Flag
- Yes
- Deleterious Elements
- copper, arsenic, zinc, lead, silver
Metal Equivalent
- Assumptions Disclosed
- No
Compositing
- Cutoff Grade
- 0.1
- Cutoff Unit
- g/t Au
- Dilution Disclosed
- Yes
- Max Dilution
- 4.56 m
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-09-24T00:00:00.000Z
Reasoning: This intercept, while low-grade, is significant for confirming anomalous gold values in a major step-out hole (650m outside historic drilling), expanding the potential search space at Jaws.
Positive factors
- Confirms anomalous gold values 650m outside historic drilling footprint
- Extends the overall search space for mineralization
Negative factors
- Low gold grade, below weak threshold for open pit orogenic deposit
- Narrow intercept length
- True width not known
Evidence · table
“0.20”
Context: 1.52
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
Compositing Transparentpositive
Cut-off grade and internal dilution rules are clearly stated for reported intervals.
Why it applies: cutoff_grade and internal dilution are both stated
Deleterious Elements Presentnegative
Penalty elements (arsenic, antimony, etc.) or refractory concerns noted in the release.
Why it applies: deleterious_flag is true
Nearology Playneutral
Value premise rests on proximity to a known deposit rather than own results.
Why it applies: proximity is offered as the value premise: "• Geochemical anomalies are present along strike of the Turquetil Gold deposit to the northeast and southwest."
JWS26011Hook Lake · goldGrade: 0.11Grade Unit: g/tIntercept: 1.52 mView all detailsHide details
Identity
- Hole ID
- JWS26011
- Project
- Hook Lake
- Commodity
- gold
- Region
- canada_nu
- Reported Region
- canada_nu
- Ticker
- MHC
Geometry
- Grade
- 0.11
- Grade Unit
- g/t
- Intercept
- 1.52 m
- From
- 147.83 m
- To
- 149.35 m
- Hole Depth
- 176.78 m
- Intercept Depth
- 129.54 m
Classification
- Deposit Type
- orogenic
- Program
- exploration
- Sample Type
- drill
- Group ID
- JWS26011:147.83-149.35
- Mining Method
- open_pit
Location
- Easting
- 346907
- Northing
- 6875148
- CRS
- NAD83 UTM Zone 15N
- Elevation
- 65 m
- Azimuth
- 145 °
- Dip
- -60 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- ALS Laboratories
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Deleterious
- Deleterious Flag
- Yes
- Deleterious Elements
- copper, arsenic, zinc, lead, silver
Metal Equivalent
- Assumptions Disclosed
- No
Compositing
- Cutoff Grade
- 0.1
- Cutoff Unit
- g/t Au
- Dilution Disclosed
- Yes
- Max Dilution
- 4.56 m
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-09-24T00:00:00.000Z
Reasoning: This very low-grade intercept, while meeting the cut-off, primarily serves to confirm the presence of anomalous gold in a significant step-out hole, contributing to the expanded search space rather than economic grade.
Positive factors
- Confirms anomalous gold values 650m outside historic drilling footprint
- Extends the overall search space for mineralization
Negative factors
- Very low gold grade, below weak threshold for open pit orogenic deposit
- Narrow intercept length
- True width not known
Evidence · table
“0.11”
Context: 1.52
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
Compositing Transparentpositive
Cut-off grade and internal dilution rules are clearly stated for reported intervals.
Why it applies: cutoff_grade and internal dilution are both stated
Deleterious Elements Presentnegative
Penalty elements (arsenic, antimony, etc.) or refractory concerns noted in the release.
Why it applies: deleterious_flag is true
Nearology Playneutral
Value premise rests on proximity to a known deposit rather than own results.
Why it applies: proximity is offered as the value premise: "• Geochemical anomalies are present along strike of the Turquetil Gold deposit to the northeast and southwest."
JWS26007Hook Lake · goldGrade: 0.38Grade Unit: g/tIntercept: 1.53 mView all detailsHide details
Identity
- Hole ID
- JWS26007
- Project
- Hook Lake
- Commodity
- gold
- Region
- canada_nu
- Reported Region
- canada_nu
- Ticker
- MHC
Geometry
- Grade
- 0.38
- Grade Unit
- g/t
- Intercept
- 1.53 m
- From
- 42.67 m
- To
- 44.2 m
- Hole Depth
- 54.86 m
- Intercept Depth
- 42.67 m
Classification
- Deposit Type
- orogenic
- Program
- exploration
- Sample Type
- drill
- Group ID
- JWS26007:42.67-44.2
- Mining Method
- open_pit
Location
- Easting
- 346302
- Northing
- 6874885
- CRS
- NAD83 UTM Zone 15N
- Elevation
- 58 m
- Azimuth
- 150 °
- Dip
- -45 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- ALS Laboratories
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Deleterious
- Deleterious Flag
- Yes
- Deleterious Elements
- copper, arsenic, zinc, lead, silver
Metal Equivalent
- Assumptions Disclosed
- No
Compositing
- Cutoff Grade
- 0.1
- Cutoff Unit
- g/t Au
- Dilution Disclosed
- Yes
- Max Dilution
- 4.56 m
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-09-24T00:00:00.000Z
Reasoning: This intercept shows weak gold mineralization and the hole did not reach its target depth, limiting its overall significance, though it confirms the presence of gold.
Positive factors
- Confirms gold mineralization at this location
Negative factors
- Low gold grade, at the weak threshold for open pit orogenic deposit
- Narrow intercept length
- Hole did not reach target depth due to poor ground conditions
- True width not known
Evidence · table
“0.38”
Context: 1.53
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
Compositing Transparentpositive
Cut-off grade and internal dilution rules are clearly stated for reported intervals.
Why it applies: cutoff_grade and internal dilution are both stated
Deleterious Elements Presentnegative
Penalty elements (arsenic, antimony, etc.) or refractory concerns noted in the release.
Why it applies: deleterious_flag is true
Nearology Playneutral
Value premise rests on proximity to a known deposit rather than own results.
Why it applies: proximity is offered as the value premise: "• Geochemical anomalies are present along strike of the Turquetil Gold deposit to the northeast and southwest."
JWS26007bHook Lake · goldGrade: 0.13Grade Unit: g/tIntercept: 3.05 mView all detailsHide details
Identity
- Hole ID
- JWS26007b
- Project
- Hook Lake
- Commodity
- gold
- Region
- canada_nu
- Reported Region
- canada_nu
- Ticker
- MHC
Geometry
- Grade
- 0.13
- Grade Unit
- g/t
- Intercept
- 3.05 m
- From
- 10.67 m
- To
- 13.72 m
- Hole Depth
- 30.5 m
- Intercept Depth
- 10.67 m
Classification
- Deposit Type
- orogenic
- Program
- exploration
- Sample Type
- drill
- Group ID
- JWS26007b:10.67-13.72
- Mining Method
- open_pit
Location
- Easting
- 346304
- Northing
- 6874886
- CRS
- NAD83 UTM Zone 15N
- Elevation
- 58 m
- Azimuth
- 150 °
- Dip
- -60 °
- Loc. Confidence
- high
- Loc. Source
- document
QA/QC
- Laboratory
- ALS Laboratories
- QA/QC Disclosed
- Yes
- QP Signed
- Yes
- QA/QC Methods
- standards, blanks, duplicates
Deleterious
- Deleterious Flag
- Yes
- Deleterious Elements
- copper, arsenic, zinc, lead, silver
Metal Equivalent
- Assumptions Disclosed
- No
Compositing
- Cutoff Grade
- 0.1
- Cutoff Unit
- g/t Au
- Dilution Disclosed
- Yes
- Max Dilution
- 4.56 m
Review
- Needs Review
- No
- Interp. Status
- scored
- Historical
- No
Dates
- Event date
- 2026-09-24T00:00:00.000Z
Reasoning: This intercept shows very low-grade gold mineralization at shallow depth, but the hole's failure to reach target depth limits its overall geological insight.
Positive factors
- Confirms gold mineralization at this shallow depth
Negative factors
- Very low gold grade, below weak threshold for open pit orogenic deposit
- Hole did not reach target depth due to poor ground conditions
- True width not known
Evidence · table
“0.13”
Context: 3.05
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
Compositing Transparentpositive
Cut-off grade and internal dilution rules are clearly stated for reported intervals.
Why it applies: cutoff_grade and internal dilution are both stated
Deleterious Elements Presentnegative
Penalty elements (arsenic, antimony, etc.) or refractory concerns noted in the release.
Why it applies: deleterious_flag is true
Nearology Playneutral
Value premise rests on proximity to a known deposit rather than own results.
Why it applies: proximity is offered as the value premise: "• Geochemical anomalies are present along strike of the Turquetil Gold deposit to the northeast and southwest."
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.