Records of the Geological Survey of India, Volume 108Geological Survey of India, 1983 - 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 60
... intrusives such as dolerite and norite have also been noted . Two major planar structures , viz . , axial plane foliation ( S2 ) , bedding ( S1 ) are observed in some exposures of quartzite . Both mineral and inter- section lineations ...
... intrusives such as dolerite and norite have also been noted . Two major planar structures , viz . , axial plane foliation ( S2 ) , bedding ( S1 ) are observed in some exposures of quartzite . Both mineral and inter- section lineations ...
Page 235
... intrusives . Felspathic biotite quartz schist . -Main Central Thrust-- Basic intrusive ( dolerite ) Tourmaline ... Intrusives in Garwal Group Basic metavolcanics with slates The granitic intrusives which have affected the massive ...
... intrusives . Felspathic biotite quartz schist . -Main Central Thrust-- Basic intrusive ( dolerite ) Tourmaline ... Intrusives in Garwal Group Basic metavolcanics with slates The granitic intrusives which have affected the massive ...
Page 237
... intrusive phase of the basic activity is represented in the form of dykes and sills of dolerite associated with the Shali Formation . These intrusives show chilled margin . Baking and silicification of country rock in the vicinity of ...
... intrusive phase of the basic activity is represented in the form of dykes and sills of dolerite associated with the Shali Formation . These intrusives show chilled margin . Baking and silicification of country rock in the vicinity of ...
Contents
Map Division | 32 |
Publication Division | 41 |
Drilling Division | 48 |
Copyright | |
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Common terms and phrases
alignment amphibolite Andhra Pradesh anomaly Asstt bands basalt bauxite bed rock biotite biotite gneiss block boreholes chalcopyrite charnockite Circle clay comprising conglomerate cores covered Cuddapah Deccan Trap deposits depth dips Director DISTRICT dolerite dolomite drill holes dykes encountered exposed fault folds foliation Formation foundation garnetiferous geochemical geological mapping Geologists Jr GEOLOGY DIVISION geophysical geotechnical gneiss grade grained granite granite gneiss granulite graphite grey Group hornblende indicated intrusives investigation Karnataka Kerala laboratory laterite limestone located logged magnetite metres mica schist migmatite million tonnes mineralisation minerals Murthy nala NW-SE occur officers Orissa pegmatite phyllite pits porphyritic power house Project proposed pyrite pyrrhotite quartz quartz veins quartzite Quaternary Region river rock types samples sand sandstone Sarvashri scale schist seams sediments sequence shales shear zone Shri Singh Sinha soil spillway sq km strike length studies sulphide surveys taluks thick traverse trending tunnel upto valley varies