Records of the Geological Survey of India, Volume 124, Part 1The Survey, 1999 - 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 133
... charnockite suite of rocks occur in the area . Petrographic study indicates that charnockites range in composition from granitic to tonalitic and granitoids from granite to granodoirite . Lenses of clinopyroxenite have been recorded ...
... charnockite suite of rocks occur in the area . Petrographic study indicates that charnockites range in composition from granitic to tonalitic and granitoids from granite to granodoirite . Lenses of clinopyroxenite have been recorded ...
Page 136
... charnockitic hills having the same trend as that of the charnockitic rocks . Lenticular bands of calc - granulite are found within the charnockite rocks . The Eastern Ghat Supergroup of rocks are affected by poly- phase deformation and ...
... charnockitic hills having the same trend as that of the charnockitic rocks . Lenticular bands of calc - granulite are found within the charnockite rocks . The Eastern Ghat Supergroup of rocks are affected by poly- phase deformation and ...
Page 244
... charnockite , migmatised charnockite and biotite gneiss rich bands . Migmatised zones are also present at places . The rocks are generally massive to blocky and rock bloting has been done in the blocky and fractured reaches . Where ...
... charnockite , migmatised charnockite and biotite gneiss rich bands . Migmatised zones are also present at places . The rocks are generally massive to blocky and rock bloting has been done in the blocky and fractured reaches . Where ...
Contents
AIRBORNE MINERAL SURVEYS EXPLORATION WING 28 | 28 |
MARINE WING 4757 | 47 |
CENTRAL REGION 5889 | 58 |
Copyright | |
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alluvium amphibolite analysis Andhra Pradesh anomaly associated Asstt bands basalt base metal basin bed rock Bihar biotite block boreholes carried chalcopyrite charnockite clay coal seams coalfield Construction stage core covering deposits depth Director Geologist district Code DIVISION Headquarters drilling dykes excavation exploration exposed Formation foundation geochemical geological investigation geological mapping Geologist Jr geophysical Geophysicist geotechnical investigation gneiss gold Gondwana grained granite granite gneiss granitoids Group holes indicated km long Kumar limestone line km located logging migmatite mineral mineralisation occurs Orissa pegmatite phyllite power house Pradesh Precambrian project envisages construction quartz quartz veins quartzite Quaternary Rajasthan Raniganj river rock types samples were collected sand sandstone scale schist schist belt sediments shale shear zone Shri A. K. Singhbhum spillway sq km sq km area stage geotechnical investigation strike length studies sulphide Supergroup surface surveys thick tion Toposheet traverse trending tunnel upto volcanics West Bengal