Records of the Geological Survey of India, Volume 122, Part 7The Survey, 1987 - 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 10
... quartz - biotite schists , muscovite - biotite - quartz schist , quart- zite ... veins generally trend along this direction . Three sets , of folding have ... quartz veins are observed in the metasediments . Greisen zones noticed within ...
... quartz - biotite schists , muscovite - biotite - quartz schist , quart- zite ... veins generally trend along this direction . Three sets , of folding have ... quartz veins are observed in the metasediments . Greisen zones noticed within ...
Page 24
... quartz veins . Quartz veins host bulk of copper mineralisation . The foliation and gnei- ssosity trend NE - SW to ENE - WSW with moderate Northwest dip . the The sigmoid reef quartz in Belwa block is disposed along NE - SW trending ...
... quartz veins . Quartz veins host bulk of copper mineralisation . The foliation and gnei- ssosity trend NE - SW to ENE - WSW with moderate Northwest dip . the The sigmoid reef quartz in Belwa block is disposed along NE - SW trending ...
Page 43
... quartz veins , epidote and calcite veins . These rock types seem to have undergone two phases of deformation . First folds folds ( F ) are not seen but the resultant schistosity is ubiquitous . The folds of second generation ( F2 ) ( F2 ) ...
... quartz veins , epidote and calcite veins . These rock types seem to have undergone two phases of deformation . First folds folds ( F ) are not seen but the resultant schistosity is ubiquitous . The folds of second generation ( F2 ) ( F2 ) ...
Contents
Aravalli transect | 1 |
Highgrade sequence and the associated rocks of the Sandmata Complex 3 Stratigraphy and structure of north Delhi basin | 2 |
Study of volcanism in Delhi Supergroup | 3 |
Copyright | |
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aeolian Ajabgarh Group Ajmer Ajmer district Alwar amphibolite analysed anomaly zone antiform Bajta basalt BASE METAL INVESTIGATION basin belt Berach Granite Bethunmi Bhander Bhilwara Bhilwara district Bikaner block boreholes calcareous carbonatite carried chert clay comprises conglomerate copper mineralisation covering Deccan Delhi Supergroup deposits depth dips dolerite dolomite drilling dunes dykes exploration exposed facies felsic fluvial folds Formation Gangwara geochemical geological mapping Geology Division geophysical Geotechnical investigation gneiss gossan grade GUJARAT Hindoli indicated intersected intruded Jahazpur Jaipur km² area km² was mapped landforms lignite limestone located Mangalwar Complex marble metabasics metasediments mica schist Migmatite mineral mineralised zone Nagaur NE-SW Pali district pegmatites phase phyllite quartz quartz veins quartzite Quaternary Raialo Rajasthan river sand sandstone scale schist sediments sequence shale shear zones silt Sirohi district skarns spillway strike length sulphide Supergroup surveys Tertiary thick toposheets trench trending Udaipur district unconformably Vindhyan volcanics Zawar