Records of the Geological Survey of India, Volume 96Geological Survey of India, 1964 - Earthquakes 1867- includes the "Annual report of the Geological survey of India". |
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Page 20
... dykes are younger in age than the quartz reef , some vein quartz material appears to be active even after the formation of dykes . Mirzapur district . - Ahmad mapped ( Scale 1 : 63,360 ) an area of 175 sq . km . ( Lat . 24 ° 30 ' to 24 ...
... dykes are younger in age than the quartz reef , some vein quartz material appears to be active even after the formation of dykes . Mirzapur district . - Ahmad mapped ( Scale 1 : 63,360 ) an area of 175 sq . km . ( Lat . 24 ° 30 ' to 24 ...
Page 29
... dykes and sills of epidiorite , occur in the area . The dolomite , bedded as well as massive . has interbedded ... dyke with chilled margins trends N.W.-S.E. between Bhula and Imalia . Flourite occurs as small grains towards the margins ...
... dykes and sills of epidiorite , occur in the area . The dolomite , bedded as well as massive . has interbedded ... dyke with chilled margins trends N.W.-S.E. between Bhula and Imalia . Flourite occurs as small grains towards the margins ...
Page 36
... dykes of ultrabasic and basic rocks , the former intrude into the schist and the latter both gneiss and schist . Dykes of felsite and orthoclase - porphyry traverse the gneiss near Sri- rangapatnam ( 12 ° 25 ' : 76 ° 41 ' ) . The ...
... dykes of ultrabasic and basic rocks , the former intrude into the schist and the latter both gneiss and schist . Dykes of felsite and orthoclase - porphyry traverse the gneiss near Sri- rangapatnam ( 12 ° 25 ' : 76 ° 41 ' ) . The ...
Contents
RECORDS | 1 |
MINERAL INVESTIGATIONS | 37 |
EDUCATIONAL ACTIVITIES | 225 |
Copyright | |
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abutment alignment amphibolite Andhra Pradesh Archaean Assistant Geologists bands Banerjee Barakars Bihar boreholes Calcutta cent Central Headquarters chalcopyrite charnockite Chowdhury chromite Circle Office clay coal seams coalfield copper Copper-ore deposits depth dips district district.-See Ditto dolerite dolomite Dutta dykes examined exposed fault folded foliation formations Geological Survey Geologists Geologists Jr Geophysical Division Ghosh gneiss Gondwana granite gneiss groundwater Gupta hill Hydel investigated iron-ore Jammu kilometres laterite limestone located Long Madhya Pradesh Madras manganese-ore mapped Scale metres million tonnes mineral mineralisation Murthy Mysore nala occur Orissa overlain pegmatite Petrological Laboratories phyllite Pradesh Circle Prasad Project proposed Punjab pyrite quartz quartz veins quartzite Rajasthan reported river bed rock types samples sandstone Sarvashri schist shale Sharma sheets 73 Shri Singh Sinha Southern Regional Office spillway Srivastava strike Superintending Geologist in-Charge Survey of India Talchir thick trend tubewells tunnel Uttar Pradesh Vindhyan zone