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 7
... developed by the systematic changes in the proportion of cumulus chromite { ( average formula : Cr ,, Al , Fes ( Mges Fes ) } and olivine ( FO 82-84 ) . Rarely clinopyroxene is found in the inter - cumulus phase . The peridotite ...
... developed by the systematic changes in the proportion of cumulus chromite { ( average formula : Cr ,, Al , Fes ( Mges Fes ) } and olivine ( FO 82-84 ) . Rarely clinopyroxene is found in the inter - cumulus phase . The peridotite ...
Page 320
... developed . The sandstones are almost horizontal . RAJASTHAN CIRCLE - I Director : Shri Y. M. K. Chandra Chaudhury ( till 18. 4. 1971 ) Shri M. Narasimhan ( since 19. 4. 1971 ) Alwar district N. Chattopadhyay mapped an area of about 150 ...
... developed . The sandstones are almost horizontal . RAJASTHAN CIRCLE - I Director : Shri Y. M. K. Chandra Chaudhury ( till 18. 4. 1971 ) Shri M. Narasimhan ( since 19. 4. 1971 ) Alwar district N. Chattopadhyay mapped an area of about 150 ...
Page 325
... developed , shows minor faults and brecciation south of Mak- Between the two shear zones antithetic shears have developed , which are occupied by dilational acid porphyry dykes . Quartz veins and thin dolerite dykes intrude the rocks of ...
... developed , shows minor faults and brecciation south of Mak- Between the two shear zones antithetic shears have developed , which are occupied by dilational acid porphyry dykes . Quartz veins and thin dolerite dykes intrude the rocks of ...
Contents
CENTRAL HEADQUARTERS | 1 |
NORTHERN REGION | 46 |
Engineering and Transport Division | 436 |
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abutment alignment alluvium amphibolite Andhra Pradesh Archaean 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 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 underlain upto Uttar Pradesh