Waste-rock dumps, geochemistry, acid-rock drainage, kimberlite tailings
483 documents · Page 15 of 25
2001 Rock Storage Area Seepage and Waste Rock Survey Report binder for the Ekati Diamond Mine (BHP Billiton). Includes correspondence with the Mackenzie Valley Land and Water Board (MVLWB — Laurie Cordell, Melody MacLeo…
This Environmental Assessment Report evaluates the proposed development of the Sable, Pigeon, and Beartooth kimberlite pipes at the Ekati Diamond Mine in the Northwest Territories, prepared by BHP Diamonds Inc. in respo…
This composite document contains two reports: (1) Chris Mills' technical review of BHP Diamonds' wastewater and tailings management for the NWT Diamonds Project, highlighting concerns about tailings characterization, tu…
The Macleod Institute conducted a comprehensive performance evaluation of the Independent Environmental Monitoring Agency (IEMA), examining the Agency's effectiveness in meeting its responsibilities under the Environmen…
This 1999 annual report documents BHP Diamonds' reclamation research program at the Ekati Diamond Mine, evaluating kimberlite and lake sediment as growth substrates for vegetation, assessing riparian and wetland vegetat…
EKATI Diamond Mine Operating Environmental Management Plan (OEMP) Supporting Documents A-F (February 2000, BHP Diamonds Inc., Yellowknife). Includes Support Document D Spill and General Contingency Plan, the Waste Manag…
This document is the Waste Rock and Ore Storage Management Plan for the Ekati Diamond Mine, detailing the characterization, geochemical testing, and management strategies for mine waste rock, ore storage, and drainage f…
This interim abandonment and restoration plan describes BHP's strategy for reclaiming disturbed areas at the Ekati Diamond Mine following the mining of four kimberlite pipes (Panda, Koala, Fox, and Misery) over a projec…
This is a comprehensive regulatory filing document containing correspondence and meeting records spanning from 2000 to 2004 regarding BHP Billiton's Fox Pit water licence amendment application for the Ekati Diamond Mine…
2000 Panda Waste Rock Seepage Survey for the EKATI Diamond Mine — review meeting binder, April 23 2001 at the Yellowknife Inn Garnet Room. Surveys the Beartooth-Bearclaw drainage area. Includes DFO Fish Habitat Manageme…
Petrographic and scanning electron microscopy analysis of tailings and backfill samples from a mining operation, documenting mineral composition, texture, sulfide assemblages, and grain size distributions.
Huckleberry Mines Ltd. presents operational material characterization and weathering monitoring procedures for their porphyry copper deposit, including ARD assessment of waste rock types, daily digging plans based on NP…
BHP Diamonds Inc. proposes to develop three additional kimberlite pipes (Sable, Pigeon, and Beartooth) at the Ekati Diamond Mine in the Northwest Territories to extend mine life from 15 to 18 years. The project descript…
2001 Interim Abandonment and Restoration Plan for the Diavik Diamond Mines Inc. Diavik Diamonds Project (NWT), EMS File 6.6.2, NKSL 4200-41EG-1019 Rev. 0, October 2001, transmitted by DDMI to Melody McLeod, Chairperson,…
This environmental assessment evaluates the potential ecological effects of cadmium releases from the proposed Diavik Diamond Mine on Lac de Gras, examining cadmium sources, environmental fate, bioaccumulation in aquati…
This 1998 compliance report documents BHP Diamonds Inc.'s adherence to water licence N7L2-1616 for the Ekati Diamond Mine, detailing water use, dewatering operations, construction projects, waste disposal, tailings mana…
Minutes from the 14th Board of Directors Meeting (July 8-11, 1999) and associated Members Meeting and Annual General Meeting of the Independent Environmental Monitoring Agency, documenting discussions on environmental m…
A comprehensive case study and historical inventory of the Duthie Mine in British Columbia, documenting its operational history from 1908 to 1988, mining production records, geological characteristics, tailings manageme…
"Introduction to Metal Leaching and Acidic Drainage" — course material from a Northwest Community College workshop September 22-26 2003, instructor Bill Price. Covers ML/ARD definitions and mining relevance, material ch…
BHP Diamonds Inc. May 1999 newsletter reporting on operations at the Ekati Diamond Mine, including opening of the Sorting and Valuation Facility in Yellowknife, first aid competition results, employee updates, socio-eco…