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 188
... rock types . An outlier of a purple coloured Purana sandstone was observed within granitic rocks near Dongapakam ( 20 ° 09 ′ : 82 ° 57 ' ) . The strike of foliation of the rock types of the area varies from N. 50 ° E. - S 50 ° W . to N ...
... rock types . An outlier of a purple coloured Purana sandstone was observed within granitic rocks near Dongapakam ( 20 ° 09 ′ : 82 ° 57 ' ) . The strike of foliation of the rock types of the area varies from N. 50 ° E. - S 50 ° W . to N ...
Page 268
... rock types in the area are biotite - hornblende gneiss , biotite - granite , aplite , pegmatite ; the instrusives in the area are of dolerite and gabbro . The gneisses and intrusives trend W.N.W.-E.S.E. with dip towards N.N.E. ...
... rock types in the area are biotite - hornblende gneiss , biotite - granite , aplite , pegmatite ; the instrusives in the area are of dolerite and gabbro . The gneisses and intrusives trend W.N.W.-E.S.E. with dip towards N.N.E. ...
Page 269
... rock type is quartz - chlorite schist with an E - W striking foliation and a southerly dip of 20 ° -25 ° . Dolerite ... types in the area are charnockite , granite - gneiss and granite . These rocks are intruded by dolerite dykes , pegmatite ...
... rock type is quartz - chlorite schist with an E - W striking foliation and a southerly dip of 20 ° -25 ° . Dolerite ... types in the area are charnockite , granite - gneiss and granite . These rocks are intruded by dolerite dykes , pegmatite ...
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