Records of the Geological Survey of India, Volume 116The Survey, 1987 - 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 97
... mica belt for evolving norms of mica exploration in sheets 72 H / 10 and 14. An area of 0.96 sq km was covered on 1 : 1000 scale by plane table mapping and 251 Nos . of samples ( geochemical and petromineralogical ) were collected ...
... mica belt for evolving norms of mica exploration in sheets 72 H / 10 and 14. An area of 0.96 sq km was covered on 1 : 1000 scale by plane table mapping and 251 Nos . of samples ( geochemical and petromineralogical ) were collected ...
Page 116
... Mica Pegmatite Test Geophysical Investigation for Locating Mica - bearing Pegmatite in Kodarma Reserve Forest , Tisri and Lachhipur Areas , Bihar : B. Sarkar , P. Chatterjee and Rajani Kumar carried out test geophysical surveys ...
... Mica Pegmatite Test Geophysical Investigation for Locating Mica - bearing Pegmatite in Kodarma Reserve Forest , Tisri and Lachhipur Areas , Bihar : B. Sarkar , P. Chatterjee and Rajani Kumar carried out test geophysical surveys ...
Page 254
... mica schist and siliceous dolomite . In the southern part of the block , drilling of BMU - 4 revealed the presence of Pb - Zn mineralisation within graphitic mica schist . The width of the sulphide mineralised zone varies between 16 m ...
... mica schist and siliceous dolomite . In the southern part of the block , drilling of BMU - 4 revealed the presence of Pb - Zn mineralisation within graphitic mica schist . The width of the sulphide mineralised zone varies between 16 m ...
Contents
INTRODUCTION | 1 |
GEOCHRONOLOGY AND ISOTOPE GEOLOGY DIVISION | 7 |
PHOTOGEOLOGY AND REMOTE SENSING DIVISION | 15 |
Copyright | |
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amphibolite analysed Andhra Pradesh anomaly Asstt attended bands Bangalore basalt basalt flows basemetal basin Bihar Bijawar biotite block boreholes Calcutta carried charnockite Circle clay coal coalfield core covering an area Deccan Trap deposits depth Director District Divn dolomite drill holes dykes exploration exposed folds Formation geochemical geological mapping Geologist Jr Geology Division Geophysical geotechnical investigations Ghosh gneiss Gondwana grade granite gneiss Group Headquarters Hydel Hyderabad indicated Karnataka Kumar Laboratory laterite limestone line km located logged Lucknow Madhya Pradesh magnetic Maharashtra mapped an area meeting mica million tonnes mineral mineralisation Nagpur nala Orissa pegmatite phyllite Project quartz quartzite Quaternary Rajasthan Regional river rock types S/Shri samples were collected sandstone scale schist seams sediments shale shear zone Shillong Shri Singh soil spillway sq km sq km area Srivastava strike length studies Supergroup surveys thickness toposheet traverse trending tunnel upto varying Vindhyan