Pursuit Minerals hits 809mg/L lithium high score at Mito

Original announcement by stockhead on

Company
Pursuit Minerals
Ticker
PUR
Exchange
Unavailable
Region
Argentina
Primary commodity
Lithium
Secondary commodities
None reported
Document categories
Drill results, Resource update
Extracted
2026-09-12 00:46:45 UTC

Analysis by Minestarters Atlas

Minestarters Atlas analysis

Summary

Pursuit Minerals has reported a high-grade lithium brine intercept of 809mg/L from packer testing in hole DDH-3 at the Mito area of the Rio Grande Sur project in Argentina. This result is significantly higher than the shallower 298.4mg/L intercept from the same hole and exceeds the project's current resource average of 424mg/L. The company is awaiting further assays from deeper samples to confirm continuity.

Reasoning: The 809mg/L lithium intercept is a significant grade increase over the existing resource average (424mg/L) and provides high-grade evidence in a key growth area (Mito).

Positive factors

  • High-grade lithium brine intercept (809mg/L) significantly exceeds existing resource averages
  • Intercept demonstrates grade improvement at depth
  • Direct evidence of lithium within previously identified conductive geophysical system

Negative factors

  • Result is a single packer assay, not a composited resource average
  • Continuity of high-grade brine at depth is still unconfirmed pending further assays

Facts used in scoring: 4

Classification and evidence

Step-Out Extensionpositive

Mineralization extended beyond the previously known limit.

Why it applies: The 809mg/L intercept was found at depth (approx 400m) within a conductive system previously identified by geophysics.

Evidence · text

“direct evidence of high-grade lithium brine within that deeper exploration window”

Extracted facts

Stored fact records: 4. Some facts used in scoring do not have a stored record.

Drill Results (2)

DDH-3Rio Grande Sur · lithiumGrade: 809Grade Unit: mg/LIntercept: 4.8 mView all details
Link to this fact

Identity

Hole ID
DDH-3
Project
Rio Grande Sur
Commodity
lithium
Region
argentina
Reported Region
argentina
Ticker
PUR

Geometry

Grade
809
Grade Unit
mg/L
Intercept
4.8 m
From
399.2 m
To
404 m
Intercept Depth
399.2 m

Classification

Sample Type
drill
Group ID
DDH-3:399.2-404

QA/QC

QA/QC Disclosed
Yes
QA/QC Methods
standards, blanks

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-09-10T00:00:00.000Z

Reasoning: 809mg/L lithium is a strong intercept compared to the 424mg/L resource average.

Positive factors

  • High grade relative to project average

Evidence · text

“DDH-3 at Mito returning 809mg/L lithium from deep brine sampling”

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: "Funding US$15m of project expenditure within 24 months would earn Liontown a 49% interest."

DDH-3Rio Grande Sur · lithiumGrade: 298.4Grade Unit: mg/LIntercept: 4.8 mView all details
Link to this fact

Identity

Hole ID
DDH-3
Project
Rio Grande Sur
Commodity
lithium
Region
argentina
Reported Region
argentina
Ticker
PUR

Geometry

Grade
298.4
Grade Unit
mg/L
Intercept
4.8 m
From
156.2 m
To
161 m
Intercept Depth
156.2 m

Classification

Sample Type
drill
Group ID
DDH-3:156.2-161

QA/QC

QA/QC Disclosed
Yes
QA/QC Methods
standards, blanks

Review

Needs Review
No
Interp. Status
scored
Historical
No

Dates

Event date
2026-09-10T00:00:00.000Z

Reasoning: Standard grade intercept for the project, but much lower than the new high score.

Negative factors

  • Significantly lower grade than deeper intercept

Evidence · text

“A shallower packer interval from 156.2m to 161.0m returned 298.4mg/L lithium”

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: "Funding US$15m of project expenditure within 24 months would earn Liontown a 49% interest."

Resource Estimates (2)

indicatedRio Grande Sur · lithiumTonnes: 705000Grade: 443Grade Unit: mg/LContained Metal: 705000Contained Unit: t lceView all details
Link to this fact

Identity

Project
Rio Grande Sur
Commodity
lithium
Region
argentina
Reported Region
Argentina
Ticker
PUR

Resource scope

Estimate type
resource
Resource group id
resource:a5630c4ffc471e93e587
Deposit or zone
Rio Grande Sur

Resource Data

Category
indicated
Tonnes
705000
Grade
443
Grade Unit
mg/L
Contained Metal
705000
Contained Unit
t lce

Review

Needs Review
No
Historical
No

Dates

Event date
2026-09-10T00:00:00.000Z

Reasoning: Existing indicated resource component.

Evidence · text

“705,000t LCE in the indicated category at 443mg/L”

Tags used in scoring

Indicated Resourcepositive

Reasonable geological confidence based on adequate drilling; continuity can be assumed. Basis for Probable Reserves.

Why it applies: category is "indicated"

Cut-off Undisclosednegative

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

Why it applies: no cutoff_grade was stated

No QP/CP Disclosurenegative

No Qualified Person or Competent Person named — lower credibility for the estimate. A QP/CP should be a member of a recognized professional association with relevant experience.

Why it applies: no Qualified or Competent Person is named anywhere in the release

PFS-Supportingneutral

Resource estimate prepared to support a Pre-Feasibility Study — requires adequate M&I component.

Why it applies: the release names the study this estimate supports

DFS-Supportingneutral

Resource estimate prepared to support a Definitive Feasibility Study — requires high M&I confidence.

Why it applies: the release names the study this estimate supports

inferredRio Grande Sur · lithiumTonnes: 559000Grade: 405Grade Unit: mg/LContained Metal: 559000Contained Unit: t lceView all details
Link to this fact

Identity

Project
Rio Grande Sur
Commodity
lithium
Region
argentina
Reported Region
Argentina
Ticker
PUR

Resource scope

Estimate type
resource
Resource group id
resource:b68f3d6ed7f1f788c3db
Deposit or zone
Rio Grande Sur

Resource Data

Category
inferred
Tonnes
559000
Grade
405
Grade Unit
mg/L
Contained Metal
559000
Contained Unit
t lce

Review

Needs Review
No
Historical
No

Dates

Event date
2026-09-10T00:00:00.000Z

Reasoning: Existing inferred resource component.

Evidence · text

“559,000t inferred at 405mg/L”

Tags used in scoring

Inferred Resourcenegative

Speculative category — limited drilling, geological continuity assumed but not confirmed. Cannot support economic studies alone.

Why it applies: category is "inferred"

Cut-off Undisclosednegative

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

Why it applies: no cutoff_grade was stated

No QP/CP Disclosurenegative

No Qualified Person or Competent Person named — lower credibility for the estimate. A QP/CP should be a member of a recognized professional association with relevant experience.

Why it applies: no Qualified or Competent Person is named anywhere in the release

PFS-Supportingneutral

Resource estimate prepared to support a Pre-Feasibility Study — requires adequate M&I component.

Why it applies: the release names the study this estimate supports

DFS-Supportingneutral

Resource estimate prepared to support a Definitive Feasibility Study — requires high M&I confidence.

Why it applies: the release names the study this estimate supports

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.