Records of the Geological Survey of India, Volume 127, Parts 5-6The Survey, 1994 - 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 131
... biotite + hornblende + magnetite or biotite + actinolite , which due to growth of porphyroblasts of either plagio- clase or potassium feldspar and further granitisation form granodiorites or syenitic rocks . The biotite and actionolite ...
... biotite + hornblende + magnetite or biotite + actinolite , which due to growth of porphyroblasts of either plagio- clase or potassium feldspar and further granitisation form granodiorites or syenitic rocks . The biotite and actionolite ...
Page 259
... biotite gneiss occurs a lensoidal body of garnetiferous biotite gneiss ( retrogressed charnockitic gneiss ) showing discordant relationship containing numerous metagabbro and metapyroxenite enclaves . The general trend of foliation in ...
... biotite gneiss occurs a lensoidal body of garnetiferous biotite gneiss ( retrogressed charnockitic gneiss ) showing discordant relationship containing numerous metagabbro and metapyroxenite enclaves . The general trend of foliation in ...
Page 218
... ( biotite - muscovite granite ) . The coarser variety is richer in biotite , metabasics ( metagabbro and amphibolite ) , hybrid rocks and quartz veins . The metabasics are fine to medium grained and greenish to dark green in colour . The ...
... ( biotite - muscovite granite ) . The coarser variety is richer in biotite , metabasics ( metagabbro and amphibolite ) , hybrid rocks and quartz veins . The metabasics are fine to medium grained and greenish to dark green in colour . The ...
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Common terms and phrases
acid alignment amphibolite analysed ANDHRA PRADESH anomaly bands basalt basic basin biotite biotite gneiss block boreholes calc-silicate charnockite chert chlorite Deccan Trap deformation depth dips DISTRICT dolerite drilling dykes enclaves ENE-WSW excavation exposed flows folds foliation Formation fractures gabbro garnet garnetiferous geochemical GEOLOGICAL MAP geophysical gneiss gneissic gold Gondwana granite granite gneiss granitoids granulite grey Group hornblende indicated intrusives joints KARNATAKA kimberlite laterite lineament located magnetite magnetite quartzite MAHARASHTRA metabasalt migmatite mineral mineralised zone NE-SW NNW-SSE NW-SE occur pegmatite phyllite pink granite porphyritic PRADESH Code Project pyrite pyroxene pyroxene granulite pyroxenite quartz quartz veins quartzite quartzo-feldspathic Quaternary regional reservoir river rock types Sakoli samples sandstone scale schist schist belt schistose sediments shale shear zone slope soil sq km sq.km strike length studies sulphide Supergroup surveys TAMIL NADU thick toposheet traverse trench trending tunnel upto values volcanics width के