Records of the Geological Survey of India, Volume 107The Survey, 1979 - Earthquakes Vols. 1- include Report of the Geological Survey, 1867- ; v. 32- include Review of the mineral production of India, 1898/1903- ; v. 75 consists of Professional papers, no. 1-16; v. 76 consists of Bulletins of economic minerals. |
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Page 70
... gneiss , ( c ) porphyroblastic gneiss , Metatexites and ( e ) Diatexites . These variants are results of progressive granitisation . Studies on the Landsdowne granite in the Pauri district indicated that the granite body is emplaced by ...
... gneiss , ( c ) porphyroblastic gneiss , Metatexites and ( e ) Diatexites . These variants are results of progressive granitisation . Studies on the Landsdowne granite in the Pauri district indicated that the granite body is emplaced by ...
Page 147
... gneiss , granite gneiss along with minor bands of amphibolite , quartz - sillimanite schist and biotite schist . Area BIHAR ( EAST ) CIRCLE : Bhagalpur , Darbhanga , Dhanbad , Monghyr , Purnea , Ranchi , Saharsa , Santhal Parganas and ...
... gneiss , granite gneiss along with minor bands of amphibolite , quartz - sillimanite schist and biotite schist . Area BIHAR ( EAST ) CIRCLE : Bhagalpur , Darbhanga , Dhanbad , Monghyr , Purnea , Ranchi , Saharsa , Santhal Parganas and ...
Page 278
... gneiss and amphibolites while granite , aplite and epidiorite occur as intrusives . The general trend of the formations varies from NNE - SSW to NE - SW with 50 ° to 70 ° dips towards west . Copper mineralisation is confined to shear ...
... gneiss and amphibolites while granite , aplite and epidiorite occur as intrusives . The general trend of the formations varies from NNE - SSW to NE - SW with 50 ° to 70 ° dips towards west . Copper mineralisation is confined to shear ...
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Common terms and phrases
alignment amphibolite Andhra Pradesh anomaly Assistant Geologists bands Banerjee basalt bauxite Bihar biotite block boreholes Calcutta chalcopyrite charnockite Circle clay coalfield comprising copper cores covering an area Deccan Trap Delhi deposits depth dips Director district Division dolerite dolomite drill holes dykes Engineer excavation exploration exploratory exposed fault folds formation fossils foundation geological mapping Geologists Jr geophysical Geophysicist geotechnical Ghosh gneiss Gondwana grade granite gneiss graphite Hydel India indicated intruded investigation Laboratory laterite limestone located logged Madhya Pradesh magnetite mapped an area million tonnes Mineral mineralisation Mukherjee nala occurs Orissa pegmatite phyllite pits power house Project pyrite quartz quartz veins quartzite Quaternary Rajasthan Regional river rock types samples were collected sand sandstone Sarvashri scale schist seams sediments shale shear zone Shri Singh Sinha soil spillway sq km Srivastava strike length studies sulphide surveys thickness toposheet traverse trending tunnel Udaipur district upto varies