Records of the Geological Survey of India, Volume 103The Survey, 1972 - Earthquakes 1867- includes the "Annual report of the Geological survey of India". |
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Page 196
... grade of 1 % Cu . The width varies from 1 to 11 m . , with copper - contents varying from 0.8 to 2 % . About 10.62 million tonnes of copper - ore with an average grade of 1.51 % Cu had already been estimated in the area of influence of ...
... grade of 1 % Cu . The width varies from 1 to 11 m . , with copper - contents varying from 0.8 to 2 % . About 10.62 million tonnes of copper - ore with an average grade of 1.51 % Cu had already been estimated in the area of influence of ...
Page 290
... Grade 58-60 % Fe Float ore 0.34 9,000 tonnes " " 59-61 % Fe Low grade R. N. Mishra mapped an area of 200 sq . km . on 1 : 31,680 scale and 0.67 sq . km . on 1 : 2,000 scale , in the Sandur basin , connecting to Kumaraswamy iron - ore ...
... Grade 58-60 % Fe Float ore 0.34 9,000 tonnes " " 59-61 % Fe Low grade R. N. Mishra mapped an area of 200 sq . km . on 1 : 31,680 scale and 0.67 sq . km . on 1 : 2,000 scale , in the Sandur basin , connecting to Kumaraswamy iron - ore ...
Page 294
... grade varieties . In the Lokapur ( east ) deposit , two grey lime- stone bands separated by a zone of calcareous shale and pink limestone extend over a strike length of 2.25 km . to the east of Lokapur . The grade is controlled by the ...
... grade varieties . In the Lokapur ( east ) deposit , two grey lime- stone bands separated by a zone of calcareous shale and pink limestone extend over a strike length of 2.25 km . to the east of Lokapur . The grade is controlled by the ...
Contents
INTRODUCTION Page | 1 |
CENTRAL LOGGING UNIT | 7 |
PLANNING AND TRAINING DIVISION | 14 |
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alignment alluvium amphibolite Andhra Pradesh Asstt bands Banerjee basalt beds Bihar block boreholes Calcutta carried chalcopyrite charnockite clay coal coalfield copper core Delhi deposits depth dips Director district Division dolerite dolomite drill holes dykes Engineering examined exploration Exploratory drilling fault Formation fossils geochemical geohydrological geological mapping Geologist Jr Geophysicist Geophysics Ghosh gneisses Gondwana granite granite-gneiss groundwater Himachal Pradesh indicated investigation Jammu Kashmir Laboratory laterite limestone logging Lucknow Madhya Pradesh magnetite Maharashtra mapped an area metal million tonnes mineralisation minerals Mining Mukherjee occurs pegmatite phosphorite phyllite pits power house Project pyrite quartz veins quartzite Rajasthan recommended Region river rock types samples collected sand sandstones Sarvashri scale schist seams sediments September 1969 shales Sharma shear Shri Singh spillway Srivastava strike length studies Survey of India taluk Tamil Nadu thickness topo-sheets trenching trending tubewells tunnel Udaipur district upto varies Vindhyan zone