Records of the Geological Survey of India, Volume 125, Part 2The Survey, 1990 - 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 48
... Coarse grained , crudely foliated granite with hornblende as the main mafic phase and sub - ordinate biotite . The foliation , where de- fined is due to alignment of hornblende and biotite . Epidote is present in appreciable amounts ...
... Coarse grained , crudely foliated granite with hornblende as the main mafic phase and sub - ordinate biotite . The foliation , where de- fined is due to alignment of hornblende and biotite . Epidote is present in appreciable amounts ...
Page 102
... Coarse porphyritic biotite granite . Gabbro , gabbro - norite . Coarse porphyroblastic granite gneiss . Migmatite . · Banded biotite gneiss , amphibolite , gar- netiferous quartzofels pathic gneisses and associated ultramafics ...
... Coarse porphyritic biotite granite . Gabbro , gabbro - norite . Coarse porphyroblastic granite gneiss . Migmatite . · Banded biotite gneiss , amphibolite , gar- netiferous quartzofels pathic gneisses and associated ultramafics ...
Page 268
... Coarse grained to pebbly Sandstone Sholy Bendeten པ་ .. Shale 144 15m 150 75m Cool [ * 55.2 Location of Bergheim ... Coarse grained Sandstone / Medium to Coarse grained Sandstone facies consists of coarse grained sandstone with feldspar ...
... Coarse grained to pebbly Sandstone Sholy Bendeten པ་ .. Shale 144 15m 150 75m Cool [ * 55.2 Location of Bergheim ... Coarse grained Sandstone / Medium to Coarse grained Sandstone facies consists of coarse grained sandstone with feldspar ...
Contents
Overview of the DirectorinCharge | 107 |
East Coast DivisionII | 117 |
West coast Division | 127 |
Copyright | |
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aeromagnetic amphibolite analysis Andhra Pradesh anomalies bands Barakar Barakar Formation Barren Measures Formation basemetal basin belt Bengal Bhutan BIHAR biotite block boreholes chalcopyrite charnockites clay coal seams COALFIELD coarse grained Code copper deposition depth range DISTRICT Division drilling dyke east eastern EXPLORATION FOR COAL fault felsic field season foraminifera geochemical GEOLOGICAL MAP geophysical gneisses Gondwana grade grey Group heavy mineral horizon INDEX India indicate intersected in boreholes investigation isobath isotopic Kamthi Formation lignite limestone line km lineaments located MADHYA PRADESH magnetic magnetite Maharashtra metamorphism migmatites million tonnes mineralisation NW-SE occur Orissa phyllite plagioclase PLATE-I Precambrian quartz quartz veins quartzite Rajasthan Raniganj Raniganj Formation REGIONAL EXPLORATION rocks Saharjuri sand sandstone schist seabed seam zones sector sediments shallow shelf silty Singhbhum sq km strike length studies sulphide survey Talchir Formation tectonic thickness Thimphu toposheet trending upto varies volcanic