Annual Report of the Ontario Department of Mines, Volume 40The Department., 1931 - Geology |
Contents
STATISTICAL REVIEW OF ONTARIOS | 1 |
Copper | 20 |
Table IXYearly Dividends | 31 |
18 other sections not shown
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Common terms and phrases
acid Algoman aplite Assay average banded biotite boundary Canada Canadian carbonate cent chalcopyrite chlorite chromite claim K.K. clay Cobalt Company copper crosscutting deposits diabase diabase dikes diamond-drilling dikes diorite district of Timiskaming Dividends drilling east feet feet feet of drifting feldspar feldspar porphyry gabbro Geology glacial gneiss Gold Mines Goudreau area Goudreau-Michipicoten area grade granite granodiorite greenstone Heron Bay hornblende intrusions iron formation Keewatin Keweenawan Kirkland Lake Kowkash-Ogoki area lamprophyre lava Lime Limited magnetite Marshall Lake metal Michipicoten miles mill mineral Muriel lake Nickel Night Hawk lake occur Onaman Ontario operations ounces outcrops phenocrysts plant Porcupine porphyry porphyry dikes production pyrite pyrrhotite Quarries quartz quartz porphyry quartz veins rhyolite river rock sand and gravel schist shaft sheared shore shows silver stope Sudbury surface syenite Tashota thin section tons Toronto Total township volcanics width zone