Records of the Geological Survey of India, Volume 121, Part 1The Survey, 1986 - 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 147
... shale , chert , limestone , clay beds , lenses of haematite and a dioritic sill 2. Green shales with bands of limestone and clay ; a doleritic sill in the lower part 1. Ferruginous shales with lenses and bands of ferruginous chert ...
... shale , chert , limestone , clay beds , lenses of haematite and a dioritic sill 2. Green shales with bands of limestone and clay ; a doleritic sill in the lower part 1. Ferruginous shales with lenses and bands of ferruginous chert ...
Page 318
Geological Survey of India. Middle Bhuban Formation is represented by dark grey or khaki shale with dark grey silt and sandy shale . The dark grey shale which generally occupies the lower part is characteristic of the unit . Upper Bhuban ...
Geological Survey of India. Middle Bhuban Formation is represented by dark grey or khaki shale with dark grey silt and sandy shale . The dark grey shale which generally occupies the lower part is characteristic of the unit . Upper Bhuban ...
Page 330
... shale intercalations . The Blaini Formation . exposes two horizons of diamictite interbedded with arenite and shale and also bleached shales . The Krol Formation shows , Krol - A , argillaceous limestone and shale , Krol - B , purple ...
... shale intercalations . The Blaini Formation . exposes two horizons of diamictite interbedded with arenite and shale and also bleached shales . The Krol Formation shows , Krol - A , argillaceous limestone and shale , Krol - B , purple ...
Contents
CENTRAL HEADQUARTERS | 1 |
Drilling Diva | 20 |
Eastern Zone | 44 |
Copyright | |
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alignment amphibolite analysis arca assess bands basalt basalt flows basemetal basin Bihar biotite block boreholes carried charnockite clay coal comprises Construction stage covering an area Deccan Trap delineated deposits depth detailed mapping Director district DIVISION Headquarters dykes exploration exposed field season Formation foundation geochemical geological investigation Geologist Geologist(Sr Geology Division geomorphological geophysical surveys geotechnical investigation geothermal gneiss Gondwana grade granite granite gneiss graphite gravity Hydel indicated investigation was taken km was covered km was mapped limestone located logging Madhya Pradesh magnetic Maharashtra migmatites mineral mineralisation occur Orissa pegmatite phosphorite phyllite power house Pradesh programme proposed quartz quartzite Quaternary Rajasthan REGIONAL GEOLOGY river rock types samples were collected sandstone schist schist belt sediments shale shear zone Sidhi district spillway sq km strike length structure studies suggested sulphide Supergroup surface Systematic geological mapping thickness toposheet traverse mapping trench trending tunnel upto