Annual Report of the Ontario Department of Mines, Volume 40The Department., 1931 - Geology |
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Results 1-3 of 67
Page 66
... feet . Later , a raise was put up from the 1,500 - foot level , and at the present time this stope ( No. 1,507A ) is being opened up . 1,625 - foot Level . - Three hundred and fifty - five feet of drifting was done on No. 7 vein ...
... feet . Later , a raise was put up from the 1,500 - foot level , and at the present time this stope ( No. 1,507A ) is being opened up . 1,625 - foot Level . - Three hundred and fifty - five feet of drifting was done on No. 7 vein ...
Page 75
... feet to cut the intersection of ore shown in diamond - drill hole No. 1,273 ( 21 feet , averaging $ 3.27 per ton ) . The crosscut intersected the ore late in December , and only 22 feet of drifting was done , this giving an average of ...
... feet to cut the intersection of ore shown in diamond - drill hole No. 1,273 ( 21 feet , averaging $ 3.27 per ton ) . The crosscut intersected the ore late in December , and only 22 feet of drifting was done , this giving an average of ...
Page 90
... foot levels , 2,381 feet of drifting was done , of which 905 feet was in ore of $ 7 grade over drift width . No. 5 Vein . - Stopes produced 14,774 tons of an average grade of $ 11.70 per ton . On the 200- and 500 - foot levels , 471 feet of ...
... foot levels , 2,381 feet of drifting was done , of which 905 feet was in ore of $ 7 grade over drift width . No. 5 Vein . - Stopes produced 14,774 tons of an average grade of $ 11.70 per ton . On the 200- and 500 - foot levels , 471 feet of ...
Contents
STATISTICAL REVIEW OF ONTARIOS | 1 |
Copper | 20 |
Table IXYearly Dividends | 31 |
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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