Investigation and Documentation of Acidic Mining Exploration Drill Cuttings at the Pebble Copper– Gold Mineral Prospect, Southwest Alaska
During the Pebble copper-gold-molybdenum (Cu-Au-Mo) deposit discovery drilling, drilling waste was directly disposed of on the landscape or passed through unlined sumps prior to disposal. The ore and host rock are high in sulphides, which are weathered by metal leaching
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