Records of the Geological Survey of India, Volume 140, Part 3The Survey, 2009 - 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 74
... Quartz ( Qtz ) = Orthopyroxene ( Opx ) + Plagioclase ( PI ) . Symplectitic developments of idioblastic garnet with quartz around hypersthese - plagioclase and also around porphyroblastic garnet ( Pl - 16b ) indicate cooling reaction of ...
... Quartz ( Qtz ) = Orthopyroxene ( Opx ) + Plagioclase ( PI ) . Symplectitic developments of idioblastic garnet with quartz around hypersthese - plagioclase and also around porphyroblastic garnet ( Pl - 16b ) indicate cooling reaction of ...
Page 116
... quartz - sericite schist , ferruginous quartzite , metadolerites , quartz veins and quartz - carbonate inlets ( pyritiferous ) . General trend of most dominant foliation ( S2 ) varies from ENE - WSW to WNW - ESE having steep dip varying ...
... quartz - sericite schist , ferruginous quartzite , metadolerites , quartz veins and quartz - carbonate inlets ( pyritiferous ) . General trend of most dominant foliation ( S2 ) varies from ENE - WSW to WNW - ESE having steep dip varying ...
Page 120
... quartz and carbonates . Phyllite ( quartz - sericite schist ) , the oldest rock of the area , is grey to brown in colour . Quartzite is found as lensoidal to narrow elongated bodies conformable with phyllite . It is grey to dark in ...
... quartz and carbonates . Phyllite ( quartz - sericite schist ) , the oldest rock of the area , is grey to brown in colour . Quartzite is found as lensoidal to narrow elongated bodies conformable with phyllite . It is grey to dark in ...
Contents
HEADQUARTER Page | 1 |
Study of Palaeotsunami depositsPalaeoseismology for estimation of recurrence history | 7 |
Photogeology and Remote Sensing Division | 13 |
Copyright | |
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alkaline amphibolite Andaman anorthosite apatite arsenic bands BAptd barrage belt Bihar biotite block boreholes charnockite Chhotanagpur chlorite CODE complex composite comprises construction craton dam axis delineated depth Dolerite drainage drilling dyke Eastern Ghat EGMB Engineering Geology Engineering Geology Division exposed fault field season fold foliation Formation gabbro garnet Geochemical Mapping GEOLOGICAL MAP GEOLOGICAL SURVEY GEOTECHNICAL INVESTIGATION gneiss gneissic Gondwana grade grained granite gneiss granulite ground water hornblende indicate Jharkhand jhoras K-feldspar KENDUJHAR DISTRICT Khondalite landslide laterite leuconorite limestone located magmatic magnetite manganese manganiferous mg/l mica schist mineral mineralisation nala occur Orissa OVERVIEW pegmatite phyllite plagioclase Purulia quartz quartz veins quartzite range river samples were collected scale schist schistosity shear zone shows Sikkim Singhbhum slope spillway sq km SSSC STAGE GEOTECHNICAL INVESTIGATION stream sediment samples study area surface SURVEY OF INDIA syenite toposheet trend values varies water samples West Bengal