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 9
... dyke rocks in the eastern part of Bastar Craton all the three objectives have been fulfilled . Granitic basement of the craton hosts predominantly dykes of dolerite besides gabbro , syenodiorite diorite , syenite ( normal and pyroxene ...
... dyke rocks in the eastern part of Bastar Craton all the three objectives have been fulfilled . Granitic basement of the craton hosts predominantly dykes of dolerite besides gabbro , syenodiorite diorite , syenite ( normal and pyroxene ...
Page 10
... Dyke Rocks : 48-57 . Dolerite dykes ( both porphyritic and non porphyritic varieties ) varying in width from 3 to 10 m generally trend N10E - S10W to N10W - S10E . Dykes are chiefly composed of augite ( En34-43 FS18-30 WO36-43 ) with ...
... Dyke Rocks : 48-57 . Dolerite dykes ( both porphyritic and non porphyritic varieties ) varying in width from 3 to 10 m generally trend N10E - S10W to N10W - S10E . Dykes are chiefly composed of augite ( En34-43 FS18-30 WO36-43 ) with ...
Page 11
... dyke represents the southern tip of one 40 km long NNE - SSW trending dyke . It shows extensive development of granophyric intergrowth ( about 70 % by volume ) between alkali feldspar and quartz . Alkali feldspars occurring as larger ...
... dyke represents the southern tip of one 40 km long NNE - SSW trending dyke . It shows extensive development of granophyric intergrowth ( about 70 % by volume ) between alkali feldspar and quartz . Alkali feldspars occurring as larger ...
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