Records of the Geological Survey of India, Volume 126, Issues 3-4Vols. 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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Results 1-3 of 59
Page 29
... amphibolite , biotite - granite gneiss , syenite , pegmatite and sheared vein quartz ( Plates 14 & 15 ) . Of these , the amphibolites are generally found in the central and southern parts of the area . On the other hand , sheared ...
... amphibolite , biotite - granite gneiss , syenite , pegmatite and sheared vein quartz ( Plates 14 & 15 ) . Of these , the amphibolites are generally found in the central and southern parts of the area . On the other hand , sheared ...
Page 32
... amphibolites and microgranular basic rocks are frequently present within these granitoids . Enclaves of garnetiferous granite gneiss are rare . These granitoids are possibly a part of the Bengpal Group ( epidote - amphibolite facies ) ...
... amphibolites and microgranular basic rocks are frequently present within these granitoids . Enclaves of garnetiferous granite gneiss are rare . These granitoids are possibly a part of the Bengpal Group ( epidote - amphibolite facies ) ...
Page 22
... amphibolite ( Khasi greenstone ) having ultra - basic to basic affinity . A medium to coarse grained homophanous granitoid body is intrusive into the Shillong Group . Post - tectonic basic intrusives in the form of dykes and sills have ...
... amphibolite ( Khasi greenstone ) having ultra - basic to basic affinity . A medium to coarse grained homophanous granitoid body is intrusive into the Shillong Group . Post - tectonic basic intrusives in the form of dykes and sills have ...
Contents
Quaternary geological and geomorphological mapping of the SonGanga | 2 |
An Overview | 10 |
Integrated geological and structural mapping and geochemical survey | 17 |
Copyright | |
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ABSTRACTS OF PROGRESS amphibolite apatite Assam bands bank BANKA DISTRICT Barail basemetal basin belt Bihar biotite block boreholes Brahmaputra chalcopyrite channel chert chlorite chromite Construction stage geotechnical dam axis deposits depth drilling dykes east Eastern Economic Geology Division Engineering Geology Engineering Geology Division erosion exposed field season folds foliation Formation foundation geochemical geological mapping geomorphological geophysical Geotechnical & Special geotechnical investigation gneiss gold granite gneiss grey indicated Irrigation Project laterite limestone lithounits located magnetic Manipur Meghalaya mica schist mineral mineralised zone nala occur Orissa OVERVIEW pegmatite phyllite power house Purulia quartz quartz veins quartzite Quaternary Regional Geology Division river samples sandstone scale schist Sector sediments shale shear zone Shillong siltstone slope soil Sp Sp Sp spillway sq km stage geotechnical investigation strike length sulphide surface Survey of India syenite thick toposheet traverse trending ultramafic unconformably upto valley volcanics West Bengal Δ Δ Δ