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 56
... volcanics comprise aphyric metabasalt , coarse grained porphyritic metabasalt , am- phibolite , phyllite , and tuff . Volcanic breccia , agglomer- ates and bombs are also associated with the Nayakot volcanics . The metavolcanics are ...
... volcanics comprise aphyric metabasalt , coarse grained porphyritic metabasalt , am- phibolite , phyllite , and tuff . Volcanic breccia , agglomer- ates and bombs are also associated with the Nayakot volcanics . The metavolcanics are ...
Page 111
... volcanics of South Andaman are of two distinct types , e.g. i ) minor low potash acid volcanics associated with andesites and ii ) widely developed pillow basalts . An area of about 0.08 sq km in the coastal tract SE of Beadonabad ...
... volcanics of South Andaman are of two distinct types , e.g. i ) minor low potash acid volcanics associated with andesites and ii ) widely developed pillow basalts . An area of about 0.08 sq km in the coastal tract SE of Beadonabad ...
Page 113
... volcanics of Andaman - Nicobar Is- lands are of two distinct types e.g. ( i ) minor low potash acid volcanics associated with andesites , and ( ii ) widely developed pillow basalts . This volcanics ensemble forms a part of the Andaman ...
... volcanics of Andaman - Nicobar Is- lands are of two distinct types e.g. ( i ) minor low potash acid volcanics associated with andesites , and ( ii ) widely developed pillow basalts . This volcanics ensemble forms a part of the Andaman ...
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