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 87
... veins and ramifications of quartz veins are exposed in the dam sites . Alternative dam alignment was suggested by Verma at about 80 m down stream of the alignment proposed by the pro- ject authorities . Further recommendations have been ...
... veins and ramifications of quartz veins are exposed in the dam sites . Alternative dam alignment was suggested by Verma at about 80 m down stream of the alignment proposed by the pro- ject authorities . Further recommendations have been ...
Page 233
... veins , Dolerite dykes , Quartz - tourmaline veins , Granite , Pegmatite veins Micaschist phyllite and slates Primary sedimentary structures like current bedding , convolute lamination , flute casts , etc. are well preserved in slates ...
... veins , Dolerite dykes , Quartz - tourmaline veins , Granite , Pegmatite veins Micaschist phyllite and slates Primary sedimentary structures like current bedding , convolute lamination , flute casts , etc. are well preserved in slates ...
Page 340
... veins . The foliation trend of these rocks is WNW- ESE dipping 50 ° -75 ° towards north or south . Galena mineralisation occurs in the quartz veins in the form of minor veins and stringers and as disse- minated grains . The ...
... veins . The foliation trend of these rocks is WNW- ESE dipping 50 ° -75 ° towards north or south . Galena mineralisation occurs in the quartz veins in the form of minor veins and stringers and as disse- minated grains . The ...
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