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 116
... recorded was of the order to -410 mv over an average background value of 75 mv . These three anomaly zones warrant test drilling . Groundwater W +600 gamma to +2000 gamma . The second gravity. ranges from 0.1 km to 0.8 km . The high ...
... recorded was of the order to -410 mv over an average background value of 75 mv . These three anomaly zones warrant test drilling . Groundwater W +600 gamma to +2000 gamma . The second gravity. ranges from 0.1 km to 0.8 km . The high ...
Page 126
... recorded . The coal seams of Yimpang - Kulajan belt of Wokha foothills occur in an anticline and up - thrust blocks ... recorded from Mohan block of Tirusafari valley . Two coal exposures of 1.6 m and 0.30 m thickness in Safrai river are ...
... recorded . The coal seams of Yimpang - Kulajan belt of Wokha foothills occur in an anticline and up - thrust blocks ... recorded from Mohan block of Tirusafari valley . Two coal exposures of 1.6 m and 0.30 m thickness in Safrai river are ...
Page 161
... recorded primary disseminations of chalcopyrite , pyrite , with stains of malachite and azurite in Ladkh granite north of Dok in Bazgo Tokpo and north of Robusta in Sngemo Tokpo ( 52 F / 7 ) but the mineralised zones lack strike ...
... recorded primary disseminations of chalcopyrite , pyrite , with stains of malachite and azurite in Ladkh granite north of Dok in Bazgo Tokpo and north of Robusta in Sngemo Tokpo ( 52 F / 7 ) but the mineralised zones lack strike ...
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