Records of the Geological Survey of India, Volume 130, Part 3Government of India, 1995 - Geology Includes the "Annual report of the Geological Survey of India," 1867- |
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Page 66
... field checks , along with collection of field data , related to geoenvironmental studies and collection of 35 nos of soil and rock samples . The area under study comprises the most densely populated part of the hill state of Sikkim ...
... field checks , along with collection of field data , related to geoenvironmental studies and collection of 35 nos of soil and rock samples . The area under study comprises the most densely populated part of the hill state of Sikkim ...
Page 88
... Field observations suggest that the metamorphic transition from biotite zone to garnet zone is discernible only at ... field . When plotted in ( FeO + Fe ̧O , + TiO2 ) - Al , O , -MgO diagram of Jensen ( 1976 ) all basic enclaves in CGC ...
... Field observations suggest that the metamorphic transition from biotite zone to garnet zone is discernible only at ... field . When plotted in ( FeO + Fe ̧O , + TiO2 ) - Al , O , -MgO diagram of Jensen ( 1976 ) all basic enclaves in CGC ...
Page 199
... field while other two samples fall outside the anatectic field . The granodiorite - tonalite samples fall near to the anatectic field . In R , -R , plot the alkalifeldspar granite exhibits post- orogenic affinity whereas the ...
... field while other two samples fall outside the anatectic field . The granodiorite - tonalite samples fall near to the anatectic field . In R , -R , plot the alkalifeldspar granite exhibits post- orogenic affinity whereas the ...
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Common terms and phrases
amphibolite anomaly aquifers bands Bankura BARGARH DISTRICT basemetal basin bed rock belt Bihar biotite block borehole Chhotanagpur chlorite clay coastal CONSTRUCTION STAGE GEOTECHNICAL cratonic Dalma depth Dhanjori Dimension Stone Director district drilling earth dam east Engineering Geology environmental fault feldspar field season fold foliation Formation Ganga Gangpur geochemical Geoenvironmental GEOLOGICAL MAP GEOLOGICAL SURVEY Geophysical GEOTECHNICAL INVESTIGATION gneiss gold values Gondwana grained granite granite gneiss granitoids grey Group of rocks INDEX indicate irrigation Keonjhar land laterite lineament lithounits located mica schist minerals nala occur Orissa ORISSA Code OVERVIEW pegmatite phyllite potential present Project Engineering Geology Proterozoic Purulia quartz quartz veins quartzite Quaternary river rock types sand sandstone scale schist sector sequence shale shear zone Sikkim Singhbhum slope soil spillway sq km STAGE GEOTECHNICAL INVESTIGATION stream sediment samples sulphide Sundargarh surface SURVEY OF INDIA terrain thickness toposheet trending ultramafic upto volcanics West Bengal