Records of the Geological Survey of India, Volume 126, Parts 3-5Government of India, 1991 - Geology Includes the "Annual report of the Geological Survey of India," 1867- |
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Page 32
... granite gneiss , riebeckite bearing granite gneiss , mylonite ( augen gneiss ) amphibolite enclaves . - Tectonic Contact - Khondalite , Quartzite , calc - granulite , Charnockite / enderbite , migmatite , leptynite , porphyroblastic ...
... granite gneiss , riebeckite bearing granite gneiss , mylonite ( augen gneiss ) amphibolite enclaves . - Tectonic Contact - Khondalite , Quartzite , calc - granulite , Charnockite / enderbite , migmatite , leptynite , porphyroblastic ...
Page 81
... gneissic granite basement ( Jhalda granite ) . This granite is a very coarse , pink , porphyritic granite - gneiss with concordant enclaves of older composite granit - gneiss and has been best devel- oped around Jhalda town . It is ...
... gneissic granite basement ( Jhalda granite ) . This granite is a very coarse , pink , porphyritic granite - gneiss with concordant enclaves of older composite granit - gneiss and has been best devel- oped around Jhalda town . It is ...
Page 90
... Gneiss Group , Chungthang Sub- group , Kanchanjunga Gneiss group and Lingtse granite gneiss . Quartzo - feldspathic biotite gneiss ( Lingtse granite gneiss ) with a prominent stretching lineation defined by quartz and feldspar grains ...
... Gneiss Group , Chungthang Sub- group , Kanchanjunga Gneiss group and Lingtse granite gneiss . Quartzo - feldspathic biotite gneiss ( Lingtse granite gneiss ) with a prominent stretching lineation defined by quartz and feldspar grains ...
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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alignment amphibolite ANDHRA PRADESH anomaly zones apatite bands basemetal basin BIHAR biotite block boreholes carried chalcopyrite charnockite chlorite chlorite schist chromite Code construction depth DISTRICT dolerite drilling dykes east eastern Engineering Geology exposed field season flood folds foliation Formation foundation gabbro geochemical GEOLOGICAL MAP geophysical GEOTECHNICAL INVESTIGATION gneiss gneissic gold granite granite gneiss granitoids granulite grey Group grouting hill hornblende INDEX indicated intersected intrusives Irrigation Project joints KARNATAKA kimberlite laterite limestone lithounits located magnetite metabasalt migmatite mineral mineralised zone occur Orissa pegmatite phyllite pink power house proposed pyrite pyroxenite quartz quartz veins quartzite Quaternary reservoir river rock types samples sandstone scale schist schist belt schistose shale shear zone Singhbhum slope soil Sp Sp Sp spillway sq km STAGE GEOTECHNICAL INVESTIGATION strike length structure studies suggested sulphide surface surveys syenite thick toposheet traverse trench trending tunnel ultramafic upto valley volcanics width Δ Δ Δ