Assessing the Potential for Significant Metal Leaching or Acid Rock Drainage (ML/ARD) (BHP Billiton, 1996)
This technical guidance document provides comprehensive procedures and interpretation methods for assessing the potential for acid rock drainage (ARD) and metal leaching (ML) from mining materials, including material characterization, static and kinetic testing approaches, and criteria for predicting ARD generation.
- Date
- 1996–2001
- Document type
- Report
- Parties
- MEM, Morin & Hutt, Lapakko, Jambor et al., BC Research, MEND/UBC Mining
- Locations
- British Columbia, California, Montana, Idaho, Huckleberry, Kemess, Boss Mtn
- Parameters
- acid rock drainage (ARD), metal leaching (ML), acid potential (AP), neutralization potential (NP), net neutralization potential (NNP), neutralization potential ratio (NPR), sulphur content, pH, sulphate concentration, carbonate minerals, sulphide oxidation rate, humidity cell testing, trace metal release, gypsum, pyrite, acid base accounting (ABA)
- Pages
- 13
Original document
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