Records of the Geological Survey of India, Volume 123, Part 8The Survey, 1990 - 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 9
... quartz ( 73 % ) and felspar ( 26 % ) . Angular transparent Type - l quartz characterising regular inclusions and strain effects appear to be of metamorphic origin . Type - ll quartz of acicular and irregular ( fluid ? ) inclusions is ...
... quartz ( 73 % ) and felspar ( 26 % ) . Angular transparent Type - l quartz characterising regular inclusions and strain effects appear to be of metamorphic origin . Type - ll quartz of acicular and irregular ( fluid ? ) inclusions is ...
Page 66
... quartz reef bodies occur near Belwa khari and Pundubiya villages . Malachite stains with occassional specks of pyrite and chalcopyrite are also noticed on the outcrop surface . Brecciated quartz reef composed of dirty - white or smoky ...
... quartz reef bodies occur near Belwa khari and Pundubiya villages . Malachite stains with occassional specks of pyrite and chalcopyrite are also noticed on the outcrop surface . Brecciated quartz reef composed of dirty - white or smoky ...
Page 89
... quartz - sulphide veins . The analysis of sulphide rich portions ( TBH - 55 ) by AAS reveals gold content varying ... quartz schist , limestone / marble , ( tremolite bearing ) with quartzite bands , mica schist , calcareous tremolite ...
... quartz - sulphide veins . The analysis of sulphide rich portions ( TBH - 55 ) by AAS reveals gold content varying ... quartz schist , limestone / marble , ( tremolite bearing ) with quartzite bands , mica schist , calcareous tremolite ...
Contents
MINERALOGY AND MORPHOMETRY OF SOME RECENT | 9 |
REVIEW OF WORK DONE BY THE REGIONAL GEOLOGY | 12 |
REVIEW OF WORK DONE IN THE REGIONAL GEOLOGY | 21 |
Copyright | |
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alluvial Alluvium bands bank bars base basin belt block carried channel clay collected Complex comprises construction continued covered Crystallines deposits depth detailed developed direction DISTRICT Division drill excavation exploration exposed fault field flood flows folds Formation fossils further Ganga Garhwal GEOLOGICAL INVESTIGATIONS geological mapping gneiss gold grade grained granite Granitoid grey Group HIMACHAL Himalaya hole indicated Jammu joints limestone lineament located logging Lower major material Member metre mineral mineralisation nala occur Older phyllite Plain Pleistocene present proposed quartz quartzite Quaternary range Recent recorded regional represented river rocks samples sand sandstone scale schist sediments sequence shale shear Siwalik slate slope soil sq.km STAGE strike structure studies suggested surface surveys terrace thick Thrust trending tunnel units Upper upto UTTAR PRADESH valley values varying zone