# IsoEnergy Confirms High Grade Uranium Mineralization on the Hurricane South Trend, with up to 4.21% U3O8 over 3.5 m, including up to 11.6% U3O8 over 1.0 m

Canonical Atlas analysis: https://atlas-extractions.minestarters.com/news/isoenergy-confirms-high-grade-uranium-mineralization-on-the-hurricane-south-tren--411829f7-d884-4cea-b1ad-3086b33a5454

Original source: https://money.tmx.com/en/quote/ISO/news/8985246313351426/isoenergy-confirms-high-grade-uranium-mineralization-on-the-hurricane-south-tren

Publisher: tmx

Original announcement: 2026-05-12T11:00:00.000Z

Analysis by Minestarters Atlas

Atlas analysis published: Unknown date

Atlas analysis updated: Unknown date

- Company: IsoEnergy Ltd.

- Ticker: ISO

- Exchange: TSX

- Region: Saskatchewan

- Primary commodity: Uranium

- Secondary commodities: None reported

- Document categories: Drill results, Other

- Extracted: 2026-09-14 06:38:03 UTC

Narrative sentiment: 0.80 · Bullish

## Minestarters Atlas summary

IsoEnergy has reported high-grade uranium assay results from its 2026 winter drilling program at the Larocque East project. Notable intercepts include 4.21% U3O8 over 3.5 m in hole LE26-248, supporting the potential to expand the Hurricane deposit footprint along the South Trend.

Reasoning: High-grade uranium intercepts \(up to 11.6% U3O8\) on a new trend suggest significant expansion potential for the Hurricane deposit.

- Positive factor: High-grade uranium intercepts

- Positive factor: Step-out extension potential

- Positive factor: Validation of previous radioactivity

- Negative factor: Apparent width only \(true width not yet determined\)

Facts used in scoring: 4

## Classification and evidence

**Bonanza Intercept**

Polarity: positive

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

Why it applies: 11.61% U3O8 is exceptionally high grade for uranium.

Evidence · text

> including 11.61% U3O8 over 1.0 m

**Step-Out Extension**

Polarity: positive

Definition: Mineralization extended beyond the previously known limit.

Why it applies: Mineralization intersected in step-out holes to the east like LE26-243 and LE26-234.

Evidence · text

> along with mineralization intersected in step-out holes to the east like LE26-243 and LE26-234

**QA/QC Disclosed**

Polarity: positive

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

Why it applies: Release mentions comparison of radioactivity and verification procedures by a QP.

Evidence · text

> Data verification procedures included comparing radioactivity measured on core with the RS-125 spectrometer

**Apparent Width Only**

Polarity: negative

Definition: 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 do not represent true thickness.

Evidence · text

> All reported depths and intervals are drillhole depths and intervals, and do not represent true thickness

## Extracted facts

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

## Drill Results (4)

### LE26-248

[Link to this fact](https://atlas-extractions.minestarters.com/news/isoenergy-confirms-high-grade-uranium-mineralization-on-the-hurricane-south-tren--411829f7-d884-4cea-b1ad-3086b33a5454#fact-drill-facts-0)

Larocque East · uranium

#### Identity

- Hole ID: LE26-248
- Project: Larocque East
- Commodity: uranium
- Region: canada\_sk
- Reported Region: canada\_sk
- Ticker: ISO

#### Geometry

- Grade: 4.21
- Grade Unit: %
- Intercept: 3.5 m

#### Classification

- Program: exploration
- Sample Type: drill
- Group ID: LE26-248:unknown
- Mining Method: unknown

#### Location

- Location: Hurricane South Trend
- Loc. Source: document

#### QA/QC

- QA/QC Disclosed: Yes
- QP Signed: Yes
- QA/QC Methods: standards

#### Review

- Needs Review: No
- Interp. Status: scored
- Historical: No

#### Dates

- Event date: 2026-05-12T00:00:00.000Z

Reasoning: 4.21% U3O8 over 3.5 m is a very high-grade intercept for uranium exploration.

- Positive factor: Exceptional uranium grade

Evidence · text

> LE26-248, 4.21% U3O8 over 3.5 m

#### Tags used in scoring

**QA/QC Disclosed**

Polarity: positive

Definition: 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 Undisclosed**

Polarity: negative

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

Why it applies: no cutoff\_grade was stated

### LE26-248

[Link to this fact](https://atlas-extractions.minestarters.com/news/isoenergy-confirms-high-grade-uranium-mineralization-on-the-hurricane-south-tren--411829f7-d884-4cea-b1ad-3086b33a5454#fact-drill-facts-1)

Larocque East · uranium

#### Identity

- Hole ID: LE26-248
- Project: Larocque East
- Commodity: uranium
- Region: canada\_sk
- Reported Region: canada\_sk
- Ticker: ISO

#### Geometry

- Grade: 11.61
- Grade Unit: %
- Intercept: 1 m

#### Classification

- Program: exploration
- Sample Type: drill
- Group ID: LE26-248:unknown
- Mining Method: unknown

#### Location

- Location: Hurricane South Trend
- Loc. Source: document

#### QA/QC

- QA/QC Disclosed: Yes
- QP Signed: Yes
- QA/QC Methods: standards

#### Review

- Needs Review: No
- Interp. Status: scored
- Historical: No

#### Dates

- Event date: 2026-05-12T00:00:00.000Z

Reasoning: 11.61% U3O8 is an exceptionally high grade.

- Positive factor: Bonanza grade intercept

Evidence · text

> including 11.61% U3O8 over 1.0 m

#### Tags used in scoring

**QA/QC Disclosed**

Polarity: positive

Definition: 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 Undisclosed**

Polarity: negative

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

Why it applies: no cutoff\_grade was stated

### LE26-234

[Link to this fact](https://atlas-extractions.minestarters.com/news/isoenergy-confirms-high-grade-uranium-mineralization-on-the-hurricane-south-tren--411829f7-d884-4cea-b1ad-3086b33a5454#fact-drill-facts-2)

Larocque East · uranium

#### Identity

- Hole ID: LE26-234
- Project: Larocque East
- Commodity: uranium
- Region: canada\_sk
- Reported Region: canada\_sk
- Ticker: ISO

#### Geometry

- Grade: 2.75
- Grade Unit: %
- Intercept: 0.5 m

#### Classification

- Program: exploration
- Sample Type: drill
- Group ID: LE26-234:unknown
- Mining Method: unknown

#### Location

- Location: Hurricane South Trend
- Loc. Source: document

#### QA/QC

- QA/QC Disclosed: Yes
- QP Signed: Yes
- QA/QC Methods: standards

#### Review

- Needs Review: No
- Interp. Status: scored
- Historical: No

#### Dates

- Event date: 2026-05-12T00:00:00.000Z

Reasoning: 2.75% U3O8 is a strong grade intercept.

- Positive factor: High grade

Evidence · text

> 2.75% U3O8 over 0.5 m in LE26-234

#### Tags used in scoring

**QA/QC Disclosed**

Polarity: positive

Definition: 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 Undisclosed**

Polarity: negative

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

Why it applies: no cutoff\_grade was stated

### LE26-243

[Link to this fact](https://atlas-extractions.minestarters.com/news/isoenergy-confirms-high-grade-uranium-mineralization-on-the-hurricane-south-tren--411829f7-d884-4cea-b1ad-3086b33a5454#fact-drill-facts-3)

Larocque East · uranium

#### Identity

- Hole ID: LE26-243
- Project: Larocque East
- Commodity: uranium
- Region: canada\_sk
- Reported Region: canada\_sk
- Ticker: ISO

#### Geometry

- Grade: 1.75
- Grade Unit: %
- Intercept: 0.5 m

#### Classification

- Program: exploration
- Sample Type: drill
- Group ID: LE26-243:unknown
- Mining Method: unknown

#### Location

- Location: Hurricane South Trend
- Loc. Source: document

#### QA/QC

- QA/QC Disclosed: Yes
- QP Signed: Yes
- QA/QC Methods: standards

#### Review

- Needs Review: No
- Interp. Status: scored
- Historical: No

#### Dates

- Event date: 2026-05-12T00:00:00.000Z

Reasoning: 1.75% U3O8 is a notable intercept.

- Positive factor: High grade

Evidence · text

> 1.75% U3O8 over 0.5 m in LE26-243

#### Tags used in scoring

**QA/QC Disclosed**

Polarity: positive

Definition: 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 Undisclosed**

Polarity: negative

Definition: 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.