Records of the Geological Survey of India, Volume 122, Part 1The Survey, 1996 - 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 390
... length of more than 400 m with widths varying from 1 to 10 m . The Ankerite zone has a width of 2 to 20 m with a strike length of 600 m assying 0.2 to 0.6 ppm of gold . The south lode is in the form of a sheared quartz vein located in ...
... length of more than 400 m with widths varying from 1 to 10 m . The Ankerite zone has a width of 2 to 20 m with a strike length of 600 m assying 0.2 to 0.6 ppm of gold . The south lode is in the form of a sheared quartz vein located in ...
Page 400
... length of about 23 km has been completed . The Niniyur formation extends over a strike length of about 23 km in 2 stretches viz . , a southern stretch of about 17 km between south of Anandavadi and Kuttur and a northern stretch of about ...
... length of about 23 km has been completed . The Niniyur formation extends over a strike length of about 23 km in 2 stretches viz . , a southern stretch of about 17 km between south of Anandavadi and Kuttur and a northern stretch of about ...
Page 412
... length of 675 m were delineated by mapping and trenching . In Tuppadhur block , two auriferous zones over strike lengths of 220 m and 65 m were delineated . Aurif- erous zones have also been identified in Tuppadhur , Sanbal and Udbal ...
... length of 675 m were delineated by mapping and trenching . In Tuppadhur block , two auriferous zones over strike lengths of 220 m and 65 m were delineated . Aurif- erous zones have also been identified in Tuppadhur , Sanbal and Udbal ...
Contents
INTRODUCTION | 1 |
AIRBORNE MINERAL SURVEY AND EXPLORATION WING 4571 | 45 |
COAL WING 7296 | 72 |
Copyright | |
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alignment Alluvium amphibolite analysis Andhra Pradesh anomaly Archaean assess ASSTT bands basalt basemetal basin bed rock Bihar biotite block boreholes carried charnockite chemical clay coal seams Coalfield Code comprises core covered Deccan Deccan Trap delineated deposits depth DIRECTOR GEOLOGIST district drilling dykes ECONOMIC GEOLOGY DIVISION evaluation exploration exposed field season Formation geochemical GEOLOGIST GEOLOGIST JR geophysical geotechnical investigation gneiss Gondwana granite granite gneiss grey Group Headquarters holes India indicated Karnataka km long Kumar laboratory limestone located logging magnetic migmatites mineral mineralisation occur Orissa pegmatite phyllite power house programme quartz quartz veins quartzite Quaternary Rajasthan REGIONAL GEOLOGY DIVISION reservoir river sand sandstone scale schist schist belt sediments shale shear zone SHRI S.K. Singh soil spillway sq km stage geotechnical investigation strike length studies suggested sulphide surface surveys systematic geological mapping thick tion toposheet trench trending tunnel upto volcanics