The Transactions of the Canadian Mining Institute, Volume 15

amount Annual anticlinal average barrel beds Bendigo Branch British Columbia calcite Canada Canadian carbon cent cleavage coal mining coal seams Cobalt coke Company concentrate conglomerates copper Coppermine River cost creek crenulation cubic deposits depth diabase district dome drill electric engineers error estimate exploration exports feet fissures folding fuel furnace Geol Geological Survey geologist gold granite graphite hour Huronian important inches Indians industry Institute iron formation labour Lake Superior lignite lode magnetite matte metal miles mill mineral Moose River Nanaimo Nova Scotia occur Ontario operations origin outcrop output oxide pebbles percentage Porcupine present probably production Province pyrite pyrolusite quantity quartz quartz veins quartzite Rickard River rocks sandstone scheelite shaft shales shipped silver slate smelting stope surface Surv Tantalus thickness tion United yard Yukon zinc zone