Records of the Geological Survey of India, Volume 142, Part 2The 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 5
... quartz schist . All the rock types exhibit evidences of deformation such as bent twin lamellae of albite , flattening and marginal granulation of quartz grains and flattening of tourmaline prisms . Petrographic studies of tourmaline ...
... quartz schist . All the rock types exhibit evidences of deformation such as bent twin lamellae of albite , flattening and marginal granulation of quartz grains and flattening of tourmaline prisms . Petrographic studies of tourmaline ...
Page 55
... quartz - feldspar matrix . Fine grained muscovites , biotites and quartz around ellipsoidal garnet and quartz porphyroclasts form both sigma and delta type structures with the delta type showing dextral sense . Varieties of ...
... quartz - feldspar matrix . Fine grained muscovites , biotites and quartz around ellipsoidal garnet and quartz porphyroclasts form both sigma and delta type structures with the delta type showing dextral sense . Varieties of ...
Page 80
... quartz - biotite schist , quartz - chlorite - muscovite schist , quartz sericite schist , with minor bands of quartzite , hornblende schist and gneisses , that are further intruded by pink to grey , medium to coarse grained granites ...
... quartz - biotite schist , quartz - chlorite - muscovite schist , quartz sericite schist , with minor bands of quartzite , hornblende schist and gneisses , that are further intruded by pink to grey , medium to coarse grained granites ...
Contents
प्राक्कथन | 1 |
PALAEONTOLOGY DIVISIONI | 20 |
GEODATA AND DATABASE DIVISION | 31 |
Copyright | |
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alteration zones AMSE Wing Andhra Pradesh anomaly aquifer arsenic Barakar Barakar coal seams Barakar Formation Barren Measures Basin bathymetric Birbhum Block boreholes boreholes located carried Chhattisgarh chondrules clayey silt Coal Wing coarse coast Code collected cruise delineate deposits depth range District drilling east eastern exploration for coal fault field season Geological map geophysical logging geotechnical gneiss Gondwana grained granite gneiss granitoids gravity cores grey ground evaluation groundwater Himalaya intersected investigation Jharkhand Kerala lagoon lakes lignite lineaments Madhya Pradesh mineralisation NE-SW NW-SE Orissa pegmatite presence quartz quartzite radiometric Rajasthan Rajmahal Raniganj regional Barakar coal Regional exploration remote sensing rocks sand sandstone scale schist seabed seam zones Sector sediments seismic shallow shear sq km stream sediment studies sulphide survey Talcher Talcher Coalfield Tamil Nadu Territorial Waters Toposheet transects trending VALLEY COALFIELD varies water depths water samples West Bengal के तथा में