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A G Jhingran M Sc Ph D Superintending Geologist
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adit alloys Alwar Alwar district ancient assayed average azurite boreholes bornite brecciated cent chalcocite chalcopyrite chalcopyrite and malachite Copper Company copper deposits copper lodes copper mineralisation copper mines copper-ore country rock cupriferous cuprite Dariba debris depth disseminations district dolomite drilling east galena Geol Geological Survey geology of India gneiss gossan grade granite hill important Indian Copper Corporation Journ Kashmir Khetri limestone located M. S. Krishnan malachite and azurite Malachite stains metal metres metres wide mineralised zone Mosabani nala native copper noticed number of old observed occur old copper old pits oxide phyllites Pradesh production pyrite pyrrhotite quartz veins traversing quartzite Rajasthan Rakha Mines recently ridge schist schistose seen shaft shallow shear zones slag heaps smelting south-west specks stringers sulphide Surda Surv Survey of India tetrahedrite thick tion tonnes traceable Traces trending Unpublished report village W. D. West zinc