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 215
... pegmatite and quartz veins . There are a number of pegmatite veins containing flakes of molybdenite along the boundaries of the feldspars . The general trend of the pegmatite is N65 ° W - S65E / 70 ° SW . Here also none of the pegmatites ...
... pegmatite and quartz veins . There are a number of pegmatite veins containing flakes of molybdenite along the boundaries of the feldspars . The general trend of the pegmatite is N65 ° W - S65E / 70 ° SW . Here also none of the pegmatites ...
Page 49
... pegmatite veins have been recorded , besides smaller segregations . The maximum length and width of pegmatite noticed are 100m and 8 m , respectively . The WNW - ESE WNW - ESE and NW - SE trending pegmatites are predominant over other ...
... pegmatite veins have been recorded , besides smaller segregations . The maximum length and width of pegmatite noticed are 100m and 8 m , respectively . The WNW - ESE WNW - ESE and NW - SE trending pegmatites are predominant over other ...
Page 121
... Pegmatite , 6b - Beryl - bearing pegmatite , 6c - Tourmaline- bearing pegmatite , 7 - Dykes of basalt , A - Zone of Pneumatolysis , B - Shear zone , C- Bedding ( So ) , D - Foliation ( SI ) , E- Foliation ( S2 ) , F - Joints , G - River ...
... Pegmatite , 6b - Beryl - bearing pegmatite , 6c - Tourmaline- bearing pegmatite , 7 - Dykes of basalt , A - Zone of Pneumatolysis , B - Shear zone , C- Bedding ( So ) , D - Foliation ( SI ) , E- Foliation ( S2 ) , F - Joints , G - River ...
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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