Bayhorse Silver - XRF Analysis of Bayhorse Silver Mine Flotation Concentrate Samples Shows Significant Contained Silver/Copper/Antimony/Zinc
Original announcement by tmx on
- Company
- Bayhorse Silver Inc
- Ticker
- BHS
- Exchange
- TSX
- Region
- Oregon, USA
- Primary commodity
- Silver
- Secondary commodities
- Copper, Antimony, Zinc, Lead
- Document categories
- Metallurgy
- Extracted
- 2026-09-13 14:52:30 UTC
Analysis by Minestarters Atlas
Minestarters Atlas analysis
Summary
Bayhorse Silver conducted XRF field analysis on flotation concentrate samples from its Oregon mine, showing high grades of silver, copper, antimony, and zinc. The company is sending samples to Allihies Engineering for proprietary antimony leaching tests to evaluate potential pilot-scale processing.
Reasoning: XRF analysis of flotation concentrate shows high grades for Ag, Cu, Sb, and Zn, though results are unconfirmed by lab and the XRF unit was uncalibrated. The ore is noted as refractory.
Positive factors
- High grade concentrate results
- Potential for proprietary antimony leaching technology
Negative factors
- XRF results unconfirmed by lab
- XRF unit not recently calibrated
- Refractory ore complexity
- Samples not representative of run-of-mine material
Low confidence — this extraction should be reviewed alongside the original source.
Facts used in scoring: 5
Classification and evidence
Refractory Orenegative
Ore requires oxidation/pressure treatment before recovery — a processing and recovery risk.
Why it applies: The document explicitly states the dominant mineralization is refractory in nature.
Evidence · text
“is refractory in nature”
Bench Scale Onlynegative
Only preliminary bench tests completed — no locked-cycle or pilot work.
Why it applies: The analysis was conducted using a field XRF unit on a 6.5kg sample, which is screening-level/preliminary.
Evidence · text
“field tested using the Company's Sci-Aps "X" series X-Ray Flourescence Unit ("XRF")”
Mill Routeneutral
Processing via mill or concentrator (CIL, CIP, tank leach, flotation).
Why it applies: the document describes a flotation route ("flotation")
Single Domain Onlynegative
Testing limited to one composite or domain — representativeness not established.
Why it applies: only one composite was tested
Extracted facts
Stored fact records: 5. Some facts used in scoring do not have a stored record.
Metallurgical Results (5)
Fact 1silverHead Grade: 135Head Grade Unit: oz/tView all detailsHide details
Identity
- Commodity
- silver
- Region
- oregon, usa
- Reported Region
- Oregon, USA
- Ticker
- BHS
Test Work
- Sample
- Average XRF field analysis of flotation concentrate samples
Recovery
- Head Grade
- 135
- Head Grade Unit
- oz/t
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2025-10-20T00:00:00.000Z
Reasoning: Average XRF grade of 135 oz/t Ag in concentrate.
Positive factors
- High grade intercept
Negative factors
- Unconfirmed by lab
- Uncalibrated XRF
Evidence · table
“135”
Context: 231
Fact 2copperHead Grade: 20.6Head Grade Unit: %View all detailsHide details
Identity
- Commodity
- copper
- Region
- oregon, usa
- Reported Region
- Oregon, USA
- Ticker
- BHS
Test Work
- Sample
- Average XRF field analysis of flotation concentrate samples
Recovery
- Head Grade
- 20.6
- Head Grade Unit
- %
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2025-10-20T00:00:00.000Z
Reasoning: Average XRF grade of 20.6% Cu in concentrate.
Positive factors
- High grade concentrate
Negative factors
- Unconfirmed by lab
Evidence · table
“20.6%”
Context: 135
Fact 3antimonyHead Grade: 19.5Head Grade Unit: %View all detailsHide details
Identity
- Commodity
- antimony
- Region
- oregon, usa
- Reported Region
- Oregon, USA
- Ticker
- BHS
Test Work
- Sample
- Average XRF field analysis of flotation concentrate samples
Recovery
- Head Grade
- 19.5
- Head Grade Unit
- %
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2025-10-20T00:00:00.000Z
Reasoning: Average XRF grade of 19.5% Sb in concentrate.
Positive factors
- High grade concentrate
Negative factors
- Unconfirmed by lab
Evidence · table
“19.5%”
Context: 20.6%
Fact 4zincHead Grade: 40.3Head Grade Unit: %View all detailsHide details
Identity
- Commodity
- zinc
- Region
- oregon, usa
- Reported Region
- Oregon, USA
- Ticker
- BHS
Test Work
- Sample
- Average XRF field analysis of flotation concentrate samples
Recovery
- Head Grade
- 40.3
- Head Grade Unit
- %
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2025-10-20T00:00:00.000Z
Reasoning: Average XRF grade of 40.3% Zn in concentrate.
Positive factors
- High grade concentrate
Negative factors
- Unconfirmed by lab
Evidence · table
“40.3%”
Context: 19.5%
Fact 5leadHead Grade: 1.6Head Grade Unit: %View all detailsHide details
Identity
- Commodity
- lead
- Region
- oregon, usa
- Reported Region
- Oregon, USA
- Ticker
- BHS
Test Work
- Sample
- Average XRF field analysis of flotation concentrate samples
Recovery
- Head Grade
- 1.6
- Head Grade Unit
- %
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2025-10-20T00:00:00.000Z
Reasoning: Average XRF grade of 1.6% Pb in concentrate.
Negative factors
- Unconfirmed by lab
Evidence · table
“1.6%”
Context: 40.3%
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.