Records of the Geological Survey of India, Volume 111The Survey, 1982 - 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 83
... occurs as com- pact beds having an average thickness of 0.25 m overlain by an average overburden of 1.10 m of soil . The shelly fragmentary variety resembles the bedded variety except that it occurs as a zone of kankar fragments in the ...
... occurs as com- pact beds having an average thickness of 0.25 m overlain by an average overburden of 1.10 m of soil . The shelly fragmentary variety resembles the bedded variety except that it occurs as a zone of kankar fragments in the ...
Page 194
... occurs as an independent lithological unit and the workable deposits occur as lenticular pockets in quartz veins , intrusive into the mica schist . But these pockets pinch off at shallow depths . All the old workings are restricted to ...
... occurs as an independent lithological unit and the workable deposits occur as lenticular pockets in quartz veins , intrusive into the mica schist . But these pockets pinch off at shallow depths . All the old workings are restricted to ...
Page 204
... occurs as lining in the cavity and open spaces . The magnetite of the groundmass occurs as gra- nules , rods , skeleton and in irregular forms . Opaque minerals contain minor inclusions of plagioclase microlites , granules of pyroxene ...
... occurs as lining in the cavity and open spaces . The magnetite of the groundmass occurs as gra- nules , rods , skeleton and in irregular forms . Opaque minerals contain minor inclusions of plagioclase microlites , granules of pyroxene ...
Contents
ENGINEERING AND TRANSPORT DIVISION | 1 |
GEOSCIENCE DATA CENTRE | 9 |
WESTERN REGION | 17 |
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alignment amphibolite analysis Andhra Pradesh anomaly zone bands basalt basin bauxite bed rock Bihar biotite block boreholes carried out geological chalcopyrite Circle clay coal comprising Deccan Trap delineated deposits depth dipping Director dist district Division drill cores drill holes excavation fault folds Formation fossils geochemical geological mapping Geologist Geophysical surveys geotechnical geothermal glacier gneiss Gondwana grade Group grouting Headquarters indicated investigation laboratory laterite limestone line km located logged Madhya Pradesh magnetic magnetite Meghalaya metres mica schist migmatites million tonnes mineralisation minerals nala NE-SW NW-SE occurs Orissa pegmatite phyllite pits power house Project proposed pyrite quartz quartz veins quartzite Rajasthan regional resistivity river rock types S/Shri samples were collected sand sandstone Sarvashri scale schist seams sediments seismic shale shear zone Shri sillimanite soil spillway sq km strike length studies sulphide thickness tion Toposheet traverse trending tunnel upto Valley varying Vindhyan