Investigations of Mineral Resources and the Mining IndustryDepartment of Mines, Mines Branch, 1930 - Mineral industries |
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alloys alumina analyses anhydrite approximately Athabaska river band barrels beds bentonite bituminous sand brass calcite Calcium Canada Canadian cement rock cent chemical Clearwater river coil dried colloidal clay commercial Company composition containing copper cost creek deposits Dept diatomite distillation dolomite drilling east elevation exposed feet fine-grained Firebag Firebag river formation grains helium high-calcium limestone impure inches indicated industry Kirschbraun LaBine point Laboratories lime limestone Magnesium carbonate Manitoba manufacture material mesh miles minerals Mines Branch moulding sands Muskeg natural gas northern Alberta obtained occur Ontario operations Ottawa outcrops overburden oxide pegmatite petroleum pitchblende pitchblende vein plant Plate Potash pounds present production Provinces quarry quartz Quebec radium railway refineries Rept rock wool salts samples Saskatchewan shale silica silver STANFORD stone supply surface Témiscamingue Témiscamingue sand tests thickness tons Total township uraninite uranium wire