Records of the Geological Survey of India, Volume 125, Part 2The Survey, 1990 - 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 73
... investigation and accordingly one Engineering Geologist has been posted in order to advise the Royal Government of Bhutan in problems like stability of slopes , road alignment and bridge foundation etc. Investigation for quartzite at ...
... investigation and accordingly one Engineering Geologist has been posted in order to advise the Royal Government of Bhutan in problems like stability of slopes , road alignment and bridge foundation etc. Investigation for quartzite at ...
Page 74
... investigation is , therefore , concluded . Likewise , the investigation for coal in Gondwana belt of eastern Bhutan has also been concluded . As a result of subsurface exploration an additional 20,000 tonnes of coal have been estimated ...
... investigation is , therefore , concluded . Likewise , the investigation for coal in Gondwana belt of eastern Bhutan has also been concluded . As a result of subsurface exploration an additional 20,000 tonnes of coal have been estimated ...
Page 131
... investigation for heavy mineral placers off Quilon - Varkala area has been taken up during the R.V. Samudra Shaudhikama cruise SS - 100 . The main objectives of this investigation are ( i ) to evaluate the resources of placer minerals ...
... investigation for heavy mineral placers off Quilon - Varkala area has been taken up during the R.V. Samudra Shaudhikama cruise SS - 100 . The main objectives of this investigation are ( i ) to evaluate the resources of placer minerals ...
Contents
Overview of the DirectorinCharge | 107 |
East Coast DivisionII | 117 |
West coast Division | 127 |
Copyright | |
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aeromagnetic amphibolite analysis Andhra Pradesh anomalies bands Barakar Barakar Formation Barren Measures Formation basemetal basin belt Bengal Bhutan BIHAR biotite block boreholes chalcopyrite charnockites clay coal seams COALFIELD coarse grained Code copper deposition depth range DISTRICT Division drilling dyke east eastern EXPLORATION FOR COAL fault felsic field season foraminifera geochemical GEOLOGICAL MAP geophysical gneisses Gondwana grade grey Group heavy mineral horizon INDEX India indicate intersected in boreholes investigation isobath isotopic Kamthi Formation lignite limestone line km lineaments located MADHYA PRADESH magnetic magnetite Maharashtra metamorphism migmatites million tonnes mineralisation NW-SE occur Orissa phyllite plagioclase PLATE-I Precambrian quartz quartz veins quartzite Rajasthan Raniganj Raniganj Formation REGIONAL EXPLORATION rocks Saharjuri sand sandstone schist seabed seam zones sector sediments shallow shelf silty Singhbhum sq km strike length studies sulphide survey Talchir Formation tectonic thickness Thimphu toposheet trending upto varies volcanic