Records of the Geological Survey of India, Volume 113, Part 5government of India., 1980 - Geology 1867- includes the "Annual report of the Geological survey of India". |
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... depth of 81 metres . The data indicated that distinct veins get poorer at depth and fluorspar gets disseminated . About 0.5 million tonnes of indicated reserves of fluorite rock with an average 16 percent CaF2 was estimated over a total ...
... depth of 81 metres . The data indicated that distinct veins get poorer at depth and fluorspar gets disseminated . About 0.5 million tonnes of indicated reserves of fluorite rock with an average 16 percent CaF2 was estimated over a total ...
Page 75
... depth of a borehole PBK - 1 drilled by the Geological Survey of India at Kanchee- puram ( Conjeevaram ) in the Chingleput district of Tamil Nadu . The palynoassemblage consists of spores of Bryophytes and Pteridophytes and pollen grains ...
... depth of a borehole PBK - 1 drilled by the Geological Survey of India at Kanchee- puram ( Conjeevaram ) in the Chingleput district of Tamil Nadu . The palynoassemblage consists of spores of Bryophytes and Pteridophytes and pollen grains ...
Page 77
... depths and their absence in others , indicate a fluctuating neritic to parallic environment during the period of ... depth of 470 m is significant in as much as it clearly points to an uninterrupted accumulation of thick sediments ...
... depths and their absence in others , indicate a fluctuating neritic to parallic environment during the period of ... depth of 470 m is significant in as much as it clearly points to an uninterrupted accumulation of thick sediments ...
Contents
Certain aspects of the occurrence of fluorite in India and its exploration | 1 |
Gold mineralisation and geology around Chinmulgund area Dharwar district | 31 |
A note on the mineragraphy of sulphide ores of Kalyadi area Karnataka State | 46 |
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Common terms and phrases
alkaline rocks Ambadongar Andhra Pradesh anorthosite associated axial banded magnetite quartzite basalt biotite borehole breccia CaF2 calcite carbonate carbonatite chalcopyrite Charnockite Charnockite Group chert Chinmulgund chlorite chromiferous chromite chromitite colour complex confidence limits Cretaceous deformation deposits Dharwar diopside district emplacement Felsite fluorite fluorspar folds formation fractures gabbro gabbroic Geol Geological Survey germ pore gm/tonne gneiss GOKUL gold grade grains granite granulite Gujarat host rock hydrothermal hypersthene igneous intrusives Kondapalli hills laterite layering limestone magma magnetite mapping metres million tonnes mineralisation minerals minor Neyveli lignite occurrences olivine orthopyroxenite percent Fe phyllite plagioclase plane pluton pollen pyrite pyroxene pyroxenite pyrrhotite quarry quartz quartz veins quartzite Ramanujam Records reserves Rhyolite rock types rust fungi samples schist schistose sediments spores Stromatolites structure sulphide Survey of India syenite taluks teliospores Tertiary thick tion titles trend ultramafic Unpublished GSI Report upto veinlets volcanic websterite