# Bayhorse Silver Reports 99 Plus Percent Selective Antimony Leaching Results From The Silver, Copper, Antimony and Zinc Concentrate From Its Bayhorse Silver Mine

Canonical Atlas analysis: https://atlas-extractions.minestarters.com/news/bayhorse-silver-reports-99-plus-percent-selective-antimony-leaching-results-from--66ffc0f1-a34b-4bee-b01c-983254f49da6

Original source: https://money.tmx.com/en/quote/BHS/news/4662382439323733/bayhorse-silver-reports-99-plus-percent-selective-antimony-leaching-results-from

Publisher: tmx

Original announcement: 2025-12-08T14:44:00.000Z

Analysis by Minestarters Atlas

Atlas analysis published: Unknown date

Atlas analysis updated: Unknown date

- Company: Bayhorse Silver Inc

- Ticker: BHS

- Exchange: TSX

- Region: Idaho

- Primary commodity: Antimony

- Secondary commodities: Silver, Copper, Zinc

- Document categories: Metallurgy

- Extracted: 2026-09-13 14:50:37 UTC

Narrative sentiment: 0.90 · Bullish

## Minestarters Atlas summary

Bayhorse Silver has reported highly successful selective antimony leaching results, achieving approximately 99.9% removal from its refractory concentrate. This proprietary process is expected to significantly improve the subsequent recovery of silver, copper, and zinc by breaking down the complex tetrahedrite mineral structure.

Reasoning: The 99.9% selective antimony leaching result addresses a major metallurgical bottleneck \(refractory tetrahedrite\) that previously limited silver and copper recoveries.

- Positive factor: High selectivity in antimony removal

- Positive factor: Potential to unlock higher recoveries for silver, copper, and zinc

- Positive factor: Proprietary leaching process demonstrated effectiveness on refractory ore

- Negative factor: Results are from concentrate, not whole ore

- Negative factor: Pilot scale testing still required

Facts used in scoring: 3

## Classification and evidence

**Free Milling**

Polarity: positive

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

Why it applies: The release describes the ore as 'refractory' and 'complex mineral structures', which is the opposite of free-milling.

Evidence · text

> extracting the silver from refractory minerals presents several challenges

**Refractory Ore**

Polarity: negative

Definition: Ore requires oxidation/pressure treatment before recovery — a processing and recovery risk.

Why it applies: The concentrate is explicitly described as 'refractory tetrahedrite'.

Evidence · text

> refractory tetrahedrite

**Mill Route**

Polarity: neutral

Definition: Processing via mill or concentrator \(CIL, CIP, tank leach, flotation\).

Why it applies: the document describes a flotation route \("flotation"\)

**Single Domain Only**

Polarity: negative

Definition: Testing limited to one composite or domain — representativeness not established.

Why it applies: only one composite was tested

## Extracted facts

Stored fact records: 3. Some facts used in scoring do not have a stored record.

## Metallurgical Results (3)

### leaching

[Link to this fact](https://atlas-extractions.minestarters.com/news/bayhorse-silver-reports-99-plus-percent-selective-antimony-leaching-results-from--66ffc0f1-a34b-4bee-b01c-983254f49da6#fact-metallurgical-facts-0)

Bayhorse Silver Mine · antimony

#### Identity

- Project: Bayhorse Silver Mine
- Commodity: antimony
- Region: usa\_id
- Reported Region: Idaho
- Ticker: BHS

#### Test Work

- Program Status: preliminary
- Test Type: leaching
- Processing Route: proprietary leaching process
- Sample: refractory tetrahedrite Bayhorse Silver Mine concentrate \(silver/antimony/copper/zinc\)

#### Recovery

- Recovery: 99.9 %
- Recovery Basis: actual\_test
- Head Grade: 5.85
- Head Grade Unit: %

#### Lab

- Laboratory: Allihies Engineering \(AEI\)

#### Review

- Needs Review: No
- Historical: No

#### Dates

- Event date: 2025-12-08T00:00:00.000Z

Reasoning: 99.9% recovery of antimony from a refractory concentrate is an exceptional metallurgical result.

- Positive factor: Exceptional selectivity

### Fact 2

[Link to this fact](https://atlas-extractions.minestarters.com/news/bayhorse-silver-reports-99-plus-percent-selective-antimony-leaching-results-from--66ffc0f1-a34b-4bee-b01c-983254f49da6#fact-metallurgical-facts-1)

Bayhorse Silver Mine · copper

#### Identity

- Project: Bayhorse Silver Mine
- Commodity: copper
- Region: usa\_id
- Reported Region: Idaho
- Ticker: BHS

#### Test Work

- Sample: refractory tetrahedrite Bayhorse Silver Mine concentrate \(silver/antimony/copper/zinc\)

#### Recovery

- Head Grade: 5.79
- Head Grade Unit: %

#### Review

- Needs Review: No
- Historical: No

#### Dates

- Event date: 2025-12-08T00:00:00.000Z

Reasoning: Head grade reported for context.

### Fact 3

[Link to this fact](https://atlas-extractions.minestarters.com/news/bayhorse-silver-reports-99-plus-percent-selective-antimony-leaching-results-from--66ffc0f1-a34b-4bee-b01c-983254f49da6#fact-metallurgical-facts-2)

Bayhorse Silver Mine · zinc

#### Identity

- Project: Bayhorse Silver Mine
- Commodity: zinc
- Region: usa\_id
- Reported Region: Idaho
- Ticker: BHS

#### Test Work

- Sample: refractory tetrahedrite Bayhorse Silver Mine concentrate \(silver/antimony/copper/zinc\)

#### Recovery

- Head Grade: 10.53
- Head Grade Unit: %

#### Review

- Needs Review: No
- Historical: No

#### Dates

- Event date: 2025-12-08T00:00:00.000Z

Reasoning: Head grade reported for context.

## 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.