Records of the Geological Survey of India, Volume 105The Survey, 1975 - Earthquakes 1867- includes the "Annual report of the Geological survey of India". |
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Page 169
... Quartz - magnetite - chlorite - sericite schist forms the main country rock , followed by quartz - chlorite - sericite - schist and silicified and granitised schist in that order of importance . Besides these , bands of epidiorite occur ...
... Quartz - magnetite - chlorite - sericite schist forms the main country rock , followed by quartz - chlorite - sericite - schist and silicified and granitised schist in that order of importance . Besides these , bands of epidiorite occur ...
Page 243
... quartz- magnetite - pyroxene gneisses and quartz - diopside gneisses ; Dharwars , comprising biotite gneisses , streaky gneisses , amphibole gneisses , pink granite gneisses , garnetiferous quartz - biotite schist , quartz- chlorite ...
... quartz- magnetite - pyroxene gneisses and quartz - diopside gneisses ; Dharwars , comprising biotite gneisses , streaky gneisses , amphibole gneisses , pink granite gneisses , garnetiferous quartz - biotite schist , quartz- chlorite ...
Page 387
... quartz veins , bearing copper mineralisation , are parallel to S , plane which strike N70 ° W- S70 ° E with sub - vertical dip . Locally , some shearing with seggregation of silica has taken place parallel to S. Thus shearing along S ...
... quartz veins , bearing copper mineralisation , are parallel to S , plane which strike N70 ° W- S70 ° E with sub - vertical dip . Locally , some shearing with seggregation of silica has taken place parallel to S. Thus shearing along S ...
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Common terms and phrases
abutment alignment alluvium amphibolite Andhra Pradesh bands Banerjee basalt bauxite bedrock Bihar biotite block boreholes carried out systematic charnockite clay coal Coalfield copper Deccan Trap deposits depth to water dips Director district Division dolerite dolomite drill holes Dutta dykes Engineer examined exploration exposed folds foliation Formation geochemical geohydrological geological mapping Geologists Jr geophysical Ghosh gneisses grade granite groundwater grouting Himachal Pradesh Hydel indicated investigation Jammu Kashmir km on scale Laboratory laterite limestone located logging Madhya Pradesh mapped an area mapped on scale meterage metres million tonnes Mineral mineralisation Mysore nala occur pegmatite phosphorite phyllite pits power house Project pyrite quartz veins quartzite RAJASTHAN recommended Region river rock types samples sandstone Sarvashri schist seams sediments shale Sharma shear zones Shri Singh slate spillway sq km Srivastava strike length studies surveys systematic geohydrological taluk thickness Topo topo-sheets traverse trending tubewells tunnel upto Uttar Pradesh