# Critical One Energy announces positive lab results from Howells Lake Preliminary Metallurgical Study

Canonical Atlas analysis: https://atlas-staging.minestarters.com/news/critical-one-energy-announces-positive-lab-results-from-howells-lake-preliminary--14cbaf54-fd7d-44f2-ac4e-de94ad64b83c

Original source: https://www.globalminingreview.com/mining/29072026/critical-one-energy-announces-positive-lab-results-from-howells-lake-preliminary-metallurgical-study/

Publisher: globalminingreview

Original announcement: 2026-07-29T12:00:00.000Z

Analysis by Minestarters Atlas

Atlas analysis published: Unknown date

Atlas analysis updated: Unknown date

- Company: Critical One Energy Inc.

- Ticker: Unavailable

- Exchange: Unavailable

- Region: northwestern Ontario, Canada

- Primary commodity: Antimony

- Secondary commodities: Gold, Copper

- Document categories: Metallurgy

- Extracted: 2026-08-20 19:24:37 UTC

Narrative sentiment: 0.80 · Bullish

## Minestarters Atlas summary

Critical One Energy announced positive preliminary metallurgical results for its Howells Lake Antimony-Gold Project. The study, conducted by Blue Coast Research Ltd., indicates high liberation of stibnite and the absence of deleterious elements like arsenic and mercury.

Reasoning: Preliminary metallurgical study shows high liberation \(up to 99.1%\) and clean mineralogy \(no arsenic or mercury\), which is highly positive for future processing.

- Positive factor: high liberation of principal minerals

- Positive factor: absence of deleterious elements \(arsenic, mercury\)

- Positive factor: clean antimony-bearing material

Facts used in scoring: 1

## Classification and evidence

**Free Milling**

Polarity: positive

Definition: Simple, clean ore amenable to standard processing without oxidation.

Why it applies: Principal antimony minerals were highly liberated after grinding.

Evidence · text

> the principal antimony minerals were highly liberated after grinding

**Bench Scale Only**

Polarity: negative

Definition: Only preliminary bench tests completed — no locked-cycle or pilot work.

Why it applies: The results are described as preliminary lab results from a study.

Evidence · text

> positive lab results from Howells Lake Preliminary Metallurgical Study

## Extracted facts

Stored fact records: 1. Some facts used in scoring do not have a stored record.

## Metallurgical Results (1)

### lab results

[Link to this fact](https://atlas-staging.minestarters.com/news/critical-one-energy-announces-positive-lab-results-from-howells-lake-preliminary--14cbaf54-fd7d-44f2-ac4e-de94ad64b83c#fact-metallurgical-facts-0)

antimony

#### Identity

- Commodity: antimony

#### Test Work

- Program Status: preliminary
- Test Type: lab results
- Sample: Four selected samples from drill hole HWL-2026-006 \(Hole 6\)

#### Reagents

- Reagent Notes: Stibnite \(Sb2S3\) 10.9% - 97.1% modal abundance; Berthierite \(FeSb2S4\) 0.8% - 7.9% modal abundance; Stibnite liberation 92.8% - 99.1%; Berthierite liberation 84.9% - 89.7%

#### Lab

- Laboratory: Blue Coast Research Ltd.

#### Review

- Needs Review: No
- Historical: No

#### Dates

- Event date: 2026-07-29T00:00:00.000Z

Reasoning: High liberation rates for stibnite and berthierite suggest good potential for concentration.

- Positive factor: high liberation

- Positive factor: clean mineralogy

Evidence · text

> Stibnite liberation ranged from 92.8% - 99.1%, while berthierite liberation ranged from 84.9% - 89.7%

## 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.