Beartooth Pipe Acid/Alkaline Rock Drainage (ARD) and Geochemical Characterization Plan (BHP Billiton, 2003)
This Acid/Alkaline Rock Drainage and Geochemical Characterization Plan for the Beartooth Pipe at Ekati Diamond Mine describes predictive testing, operational monitoring, and waste rock management strategies to assess potential environmental impacts from mining waste rock storage. Geochemical testing indicates that biotite granite (>99% of waste rock) has low reactivity, while biotite schist and kimberlite require segregation and encapsulation strategies to prevent acid generation and control drainage chemistry.
- Date
- 2003-01-01
- Document type
- report
- Parties
- BHP Billiton Diamonds Inc., SRK Consulting, EBA Engineering, Mackenzie Valley Land and Water Board (MVLWB), Canadian Environmental and Metallurgical Inc. (CEMI)
- Locations
- Beartooth Pipe, Beartooth Lake, North Panda Lake, Panda Pipe, Koala Pipe, Pigeon Pipe, Sable Pipe, Ekati Diamond Mine, Northwest Territories, Yellowknife, Bearclaw Lake, Long Lake
- Parameters
- acid/alkaline rock drainage (ARD), geochemical characterization, waste rock storage, acid-base accounting, sulphur concentrations, neutralization potential, humidity cell testing, kinetic testing, pH, sulphate, nickel, zinc, carbonate content, temperature monitoring, seepage monitoring, water quality, silicate weathering, permafrost
- Pages
- 159
Original document
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