Mit Spinout Sitration Bhp Start Trialling Copper Recovery From Legacy Mine Water 2026 08 21
Original announcement by miningweekly on
- Company
- BHP
- Ticker
- Unavailable
- Exchange
- Unavailable
- Region
- Arizona
- Primary commodity
- Copper
- Secondary commodities
- None reported
- Document categories
- Metallurgy
- Extracted
- 2026-08-21 08:35:10 UTC
Analysis by Minestarters Atlas
Minestarters Atlas analysis
Summary
BHP and MIT-spinout SiTration have commenced pilot deployments at BHP's Copper Cities site in Arizona to trial copper recovery from legacy mine water. The technology has demonstrated the ability to produce LME Grade A copper without chemicals and with low energy consumption.
Reasoning: BHP and SiTration are trialling a novel, chemical-free copper recovery technology from legacy mine water at the Copper Cities site, with promising bench-scale energy metrics.
Positive factors
- innovative technology
- low energy consumption
- no chemical usage
- valorisation of legacy assets
Negative factors
- pilot scale only
Facts used in scoring: 2
Classification and evidence
Free Millingpositive
Simple, clean ore amenable to standard processing without oxidation.
Why it applies: The technology produces LME Grade A copper without the use of chemicals, implying a simple processing route for the water-borne copper.
Evidence · text
“without using any chemicals”
Bench Scale Onlynegative
Only preliminary bench tests completed — no locked-cycle or pilot work.
Why it applies: The reported high-quality production and energy metrics are currently based on bench-scale testing.
Evidence · text
“Through bench-scale testing using real feedstock from the site”
Extracted facts
Stored fact records: 2. Some facts used in scoring do not have a stored record.
Metallurgical Results (2)
bench-scalecopperView all detailsHide details
Identity
- Commodity
- copper
Test Work
- Program Status
- preliminary
- Test Type
- bench-scale
- Processing Route
- chemical-free
- Sample
- bench-scale testing using real feedstock from Copper Cities site
Recovery
- Recovery Basis
- actual_test
- Conc. Grade Unit
- LME Grade A
Reagents
- Reagent Notes
- without using any chemicals
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-08-21T00:00:00.000Z
Reasoning: Bench-scale tests demonstrated high-quality LME Grade A copper production without chemical reagents.
Positive factors
- LME Grade A production
- no chemical usage
Evidence · text
“SiTration has already demonstrated London Metal Exchange Grade A copper production without using any chemicals”
Fact 2copperView all detailsHide details
Identity
- Commodity
- copper
Test Work
- Sample
- preliminary tests on diluted legacy mine water
Recovery
- Recovery Basis
- actual_test
Review
- Needs Review
- No
- Historical
- No
Dates
- Event date
- 2026-08-21T00:00:00.000Z
Reasoning: Preliminary tests showed energy consumption below 4 kWh/kg for copper recovery.
Positive factors
- low energy consumption
Evidence · text
“preliminary tests have yielded energy consumption below 4 kWh/kg to recover copper”
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.