Records of the Geological Survey of India, Volume 125, 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 150
... varies from 6 to 17.5 m and depth of an acceptable foundation grade rock varies from 16 to 28 m with very poor RQD and core recovery at the proposed site . Sheared and fractured phyllitic rock constitute the foundation . the bedrock ...
... varies from 6 to 17.5 m and depth of an acceptable foundation grade rock varies from 16 to 28 m with very poor RQD and core recovery at the proposed site . Sheared and fractured phyllitic rock constitute the foundation . the bedrock ...
Page 179
... varying from 3m - 20m . As a result of drilling , the ore body is found to continue upto 65 m depth at the southern side and shallowing towards north ( depth 250m ) . The width of ore body also decreases at depth . It varies from 3.55 m ...
... varying from 3m - 20m . As a result of drilling , the ore body is found to continue upto 65 m depth at the southern side and shallowing towards north ( depth 250m ) . The width of ore body also decreases at depth . It varies from 3.55 m ...
Page 238
... varies from 60 ppm to 1000 ppm while barium varies from 30 to 1000 ppm . INTRODUCTION The North Eastern Region of Geological Survey of India 238 Vol . 125 Annual General Report for 1990-91.
... varies from 60 ppm to 1000 ppm while barium varies from 30 to 1000 ppm . INTRODUCTION The North Eastern Region of Geological Survey of India 238 Vol . 125 Annual General Report for 1990-91.
Contents
Introduction | 11 |
Southern Region 291362 | 13 |
Geochronology and Isotope Geology Division | 16 |
Copyright | |
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Alluvium amphibolite analysis Andhra Pradesh anomaly associated Asstt bands basalt base metal basin belt Bihar biotite Block boreholes Calcutta Director carried chalcopyrite charnockite clay coal comprising Construction stage geotechnical core covered Deccan Trap delineated deposits depth district DIVISION Headquarters Divn drilling dykes earth dam exploration exposed field season Formation foundation geochemical geological mapping Geologist Jr geophysical geotechnical investigation gneiss gold Gondwana grade granite gneiss granitoids gravity Group indicated investigation was taken Kumar limestone lineaments located logging Madhya Pradesh magnetic Maharashtra migmatite mineral Nagpur Orissa pegmatite phyllite power house Pradesh Code programme proposed quartz quartz veins quartzite Quaternary Rajasthan REGIONAL GEOLOGY DIVISION rhyolite river samples were collected sandstone scale schist seams sediments shear zone Shri Singh slope spillway sq km stage geotechnical investigation stratigraphic strike length studies sulphide mineralisation Supergroup surveys thick Toposheet traverse trending tunnel ultramafic upto volcanics