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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Page 20
... trending grey to pink granite , pegmatite , and NW - SE trending leucogranite and reef quartz . Modification of the base- ment by the magmatites and mobilizates during the Kodarma deformation and metamorphism has largely caused blurring ...
... trending grey to pink granite , pegmatite , and NW - SE trending leucogranite and reef quartz . Modification of the base- ment by the magmatites and mobilizates during the Kodarma deformation and metamorphism has largely caused blurring ...
Page 127
... trending Satnala - Arhala ridge ( Plate - 57 ) . 50 sq km of reconnoitary mapping ( 1 : 50,000 ) , 0.25 sq km of detailed mapping ( 1 : 400 ) and 204 cu m of pitting trenching were carried out in the low mound of Birkar Arhala . The low ...
... trending Satnala - Arhala ridge ( Plate - 57 ) . 50 sq km of reconnoitary mapping ( 1 : 50,000 ) , 0.25 sq km of detailed mapping ( 1 : 400 ) and 204 cu m of pitting trenching were carried out in the low mound of Birkar Arhala . The low ...
Page 117
... trending northwest - southeast and younger northeast - southwest trending dolerite dykes are present besides sporadic outcrops of thin flows of basalt to basaltic andesite and rhyolite tuff . Rhylitic tuff has largely altered to ...
... trending northwest - southeast and younger northeast - southwest trending dolerite dykes are present besides sporadic outcrops of thin flows of basalt to basaltic andesite and rhyolite tuff . Rhylitic tuff has largely altered to ...
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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Common terms and phrases
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