METALLIS ANNOUNCES HIGH-GRADE DISCOVERY AT "1350 ZONE" INCLUDING 795 G/T SILVER EQUIVALENT* OVER 1.48 METERS

Original announcement by tmx on

Company
Metallis Resources Inc.
Ticker
MTS
Exchange
TSX
Region
Idaho, USA
Primary commodity
Silver
Secondary commodities
Gold, Antimony, Lead, Zinc
Document categories
Drill results, Other
Extracted
2026-09-18 11:04:11 UTC

Analysis by Minestarters Atlas

Minestarters Atlas analysis

Summary

Metallis Resources Inc. has announced high-grade silver-equivalent discovery at the 1350 Zone of its Greyhound Property in Idaho. The inaugural diamond drilling program returned exceptional intercepts, including 4,859 g/t AgEq over 0.15 m, and identified a new parallel mineralized shear zone.

Reasoning: The inaugural drilling program at the 1350 Zone returned exceptional high-grade silver-equivalent intercepts and identified a new structural target, significantly de-risking the property's exploration potential.

Positive factors

  • Exceptional silver equivalent grades (up to 4,859 g/t AgEq)
  • Discovery of a new parallel shear zone
  • Presence of critical mineral antimony
  • Inaugural program confirms high-grade mineralized footprint

Negative factors

  • Poor drill recoveries noted at the Bulldog target
  • True widths currently unknown

Facts used in scoring: 6

Classification and evidence

Bonanza Interceptpositive

Exceptionally high-grade zone, well above the deposit-type norm.

Why it applies: 4,859 g/t AgEq is exceptionally high for a silver-equivalent intercept.

Evidence · text

“A standout high-grade intercept in GH25-05 returned 4,859 g/t AgEq* over 0.15 m”

Step-Out Extensionpositive

Mineralization extended beyond the previously known limit.

Why it applies: Discovery of a previously unknown mineralized structure parallel to the main shear.

Evidence · text

“uncovered a previously unknown mineralized structure parallel to the main Greyhound shear”

QA/QC Disclosedpositive

Release includes QA/QC disclosure — certified lab, QP sign-off, or stated methods (blanks, standards, duplicates).

Why it applies: Release mentions ALS Labs (accredited), use of blanks, duplicates, and standards.

Evidence · text

“ALS Labs (an independent ISO-IEC 17025:2017 and ISO 9001:2015 accredited geo-analytical laboratory )”

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 true widths are still unknown at this early stage.

Evidence · text

“True widths still unknown at early stage of exploration.”

Extracted facts

Stored fact records: 6. Some facts used in scoring do not have a stored record.

Drill Results (6)

GH25-05Greyhound · silverGrade: 4859Grade Unit: g/tIntercept: 0.15 mView all details
Link to this fact

Identity

Hole ID
GH25-05
Project
Greyhound
Commodity
silver
Region
usa_id
Reported Region
usa_id
Ticker
MTS

Geometry

Grade
4859
Grade Unit
g/t
Intercept
0.15 m
From
129.55 m
To
129.7 m
Intercept Depth
129.55 m

Classification

Program
exploration
Sample Type
drill
Group ID
GH25-05:129.55-129.7
Mining Method
unknown

Location

Location
1350 Zone
Loc. Source
document

QA/QC

QA/QC Disclosed
Yes
Lab Certified
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Metal Equivalent

Metal Eq. Grade
4859
Metal Eq. Unit
g/t AgEq*
Assumptions Disclosed
Yes

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2025-12-04T00:00:00.000Z

Reasoning: Standout high-grade intercept.

Positive factors

  • Exceptional grade

Evidence · text

“A standout high-grade intercept in GH25-05 returned 4,859 g/t AgEq* over 0.15 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

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: "We are committed to unlocking its full value alongside our investors." Highlights: 5.02% antimony over 0.15 m in GH25-05"

GH25-05Greyhound · silverGrade: 795Grade Unit: g/tIntercept: 1.48 mView all details
Link to this fact

Identity

Hole ID
GH25-05
Project
Greyhound
Commodity
silver
Region
usa_id
Reported Region
usa_id
Ticker
MTS

Geometry

Grade
795
Grade Unit
g/t
Intercept
1.48 m
From
129.55 m
To
131.03 m
Intercept Depth
129.55 m

Classification

Program
exploration
Sample Type
drill
Group ID
GH25-05:129.55-131.03
Mining Method
unknown

Location

Location
1350 Zone
Loc. Source
document

QA/QC

QA/QC Disclosed
Yes
Lab Certified
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Metal Equivalent

Metal Eq. Grade
795
Metal Eq. Unit
g/t AgEq*
Assumptions Disclosed
Yes

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2025-12-04T00:00:00.000Z

Reasoning: Strong intercept in the main target zone.

Positive factors

  • High grade

Evidence · text

“At 129.55 m depth, a quartz sulphide vein was intercepted grading 795 g/t AgEq* over 1.48 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

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: "We are committed to unlocking its full value alongside our investors." Highlights: 5.02% antimony over 0.15 m in GH25-05"

GH25-05Greyhound · antimonyGrade: 5.02Grade Unit: %Intercept: 0.15 mView all details
Link to this fact

Identity

Hole ID
GH25-05
Project
Greyhound
Commodity
antimony
Region
usa_id
Reported Region
usa_id
Ticker
MTS

Geometry

Grade
5.02
Grade Unit
%
Intercept
0.15 m
From
129.55 m
To
129.7 m
Intercept Depth
129.55 m

Classification

Program
exploration
Sample Type
drill
Group ID
GH25-05:129.55-129.7
Mining Method
unknown

Location

Location
1350 Zone
Loc. Source
document

QA/QC

QA/QC Disclosed
Yes
Lab Certified
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2025-12-04T00:00:00.000Z

Reasoning: High grade antimony confirms critical metal potential.

Positive factors

  • Critical mineral presence

Evidence · text

“5.02% antimony over 0.15 m in GH25-05”

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

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

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: "We are committed to unlocking its full value alongside our investors." Highlights: 5.02% antimony over 0.15 m in GH25-05"

GH25-07Greyhound · silverGrade: 514Grade Unit: g/tIntercept: 1.9 mView all details
Link to this fact

Identity

Hole ID
GH25-07
Project
Greyhound
Commodity
silver
Region
usa_id
Reported Region
usa_id
Ticker
MTS

Geometry

Grade
514
Grade Unit
g/t
Intercept
1.9 m

Classification

Program
exploration
Sample Type
drill
Mining Method
unknown

Location

Location
1350 Zone
Loc. Source
document

QA/QC

QA/QC Disclosed
Yes
Lab Certified
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Metal Equivalent

Metal Eq. Grade
514
Metal Eq. Unit
g/t AgEq*
Assumptions Disclosed
Yes

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2025-12-04T00:00:00.000Z

Reasoning: Strong silver equivalent intercept.

Positive factors

  • High grade

Evidence · text

“1.90 meters of 514 g/t AgEq* (including 0.50 m of 1,281 g/t AgEq*) in GH25-07”

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

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: "We are committed to unlocking its full value alongside our investors." Highlights: 5.02% antimony over 0.15 m in GH25-05"

GH25-07Greyhound · silverGrade: 142Grade Unit: g/tIntercept: 15.45 mView all details
Link to this fact

Identity

Hole ID
GH25-07
Project
Greyhound
Commodity
silver
Region
usa_id
Reported Region
usa_id
Ticker
MTS

Geometry

Grade
142
Grade Unit
g/t
Intercept
15.45 m

Classification

Program
exploration
Sample Type
drill
Mining Method
unknown

Location

Location
1350 Zone
Loc. Source
document

QA/QC

QA/QC Disclosed
Yes
Lab Certified
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Metal Equivalent

Metal Eq. Grade
142
Metal Eq. Unit
g/t AgEq*
Assumptions Disclosed
Yes

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2025-12-04T00:00:00.000Z

Reasoning: Broad interval of moderate mineralization.

Positive factors

  • Broad interval

Evidence · text

“15.45 m of 142 g/t AgEq* in GH25-07”

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

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: "We are committed to unlocking its full value alongside our investors." Highlights: 5.02% antimony over 0.15 m in GH25-05"

GH25-05Greyhound · goldGrade: 1.5Grade Unit: g/tIntercept: 3.8 mView all details
Link to this fact

Identity

Hole ID
GH25-05
Project
Greyhound
Commodity
gold
Region
usa_id
Reported Region
usa_id
Ticker
MTS

Geometry

Grade
1.5
Grade Unit
g/t
Intercept
3.8 m

Classification

Program
exploration
Sample Type
drill
Mining Method
unknown

Location

Location
1350 Zone
Loc. Source
document

QA/QC

QA/QC Disclosed
Yes
Lab Certified
Yes
QP Signed
Yes
QA/QC Methods
standards, blanks, duplicates

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2025-12-04T00:00:00.000Z

Reasoning: Identified gold grades in the system.

Positive factors

  • Gold presence

Evidence · text

“1.5 g/t Au over 3.8 m In GH25-05”

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

Cut-off Undisclosednegative

High-grade interval reported without stating the cut-off grade used for compositing.

Why it applies: no cutoff_grade was stated

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: "We are committed to unlocking its full value alongside our investors." Highlights: 5.02% antimony over 0.15 m in GH25-05"

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.