Records of the Geological Survey of India, Volume 101The Survey, 1966 - Earthquakes 1867- includes the "Annual report of the Geological survey of India". |
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Page 38
... quartz - mica vein intimately associated with various types of biotite , zinnwaldite , sericite , and phlogopite . Zinnwaldite is a guide to wolframite lodes . Green biotite was also associated with ore - bodies . Wolframite is rarely ...
... quartz - mica vein intimately associated with various types of biotite , zinnwaldite , sericite , and phlogopite . Zinnwaldite is a guide to wolframite lodes . Green biotite was also associated with ore - bodies . Wolframite is rarely ...
Page 91
... quartz reefs comprising ( i ) quartz veins , ( ii ) quartz felspar veinlets , ( iii ) lampro- phyre ( ? minette ) and ( iv ) post - lamprophyre quartz veins , north of Palar ( 25 ° 32 ′ : 78 ° 41 ′ ; 54 K / 10 ) in Bundelkhand granite ...
... quartz reefs comprising ( i ) quartz veins , ( ii ) quartz felspar veinlets , ( iii ) lampro- phyre ( ? minette ) and ( iv ) post - lamprophyre quartz veins , north of Palar ( 25 ° 32 ′ : 78 ° 41 ′ ; 54 K / 10 ) in Bundelkhand granite ...
Page 273
... quartz - veins traversing them and ( b ) at about 3 km . east of Gondigudem ( 17 ° 48 ′ : 80 ° 42 ' ) in the Pakhal quartzite sandstones extending for about 5 m . in a north - south direction , malachite and covellite associa- ted with ...
... quartz - veins traversing them and ( b ) at about 3 km . east of Gondigudem ( 17 ° 48 ′ : 80 ° 42 ' ) in the Pakhal quartzite sandstones extending for about 5 m . in a north - south direction , malachite and covellite associa- ted with ...
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abutment alignment alluvium Andhra Pradesh aquifers Archaean Asstt bands Banerjee Bihar block boreholes carried chalcopyrite charnockites Chowdhury Circle clay coal coalfield collected comprising copper covered Delhi deposits depth dips district Division dolerite dolomite drill holes examined exploratory drilling fault formation fossils found to occur geochemical geohydrological geological mapping Geologist Geologists Jr Geophysical Ghosh gneisses Gondwanas grade granite granite-gneiss groundwater grouting Headquarters Himachal Pradesh Hydel India indicated investigations irrigation Jammu Kashmir Laboratory limestone located logging million tonnes mineralised zone minerals nala officers Orissa pegmatites phosphorite phyllites pits power house pyrite quartz quartz-veins quartzites Rajasthan recommended Region reservoir river rock-types rocks samples sand sandstones Sarvashri scale schist seams shales Shalis Sharma shear Shri Singh Sinha slates spillway Srivastava strike length studies Superintending Geologist-in-Charge Survey taluks thickness topo sheets trending tubewells tunnel underlain upto Uttar Pradesh varying veins West Bengal