Records of the Geological Survey of India, Volume 103The Survey, 1972 - Earthquakes 1867- includes the "Annual report of the Geological survey of India". |
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Page 348
... grade . The schists have been granitised to varying degrees giving rise to migmatites . Basic rocks and pegmatites ... grade of metamorphism increases from slate on the east to mica - schist in the west . In the south - western part ...
... grade . The schists have been granitised to varying degrees giving rise to migmatites . Basic rocks and pegmatites ... grade of metamorphism increases from slate on the east to mica - schist in the west . In the south - western part ...
Page 419
... grade of 1.5 % Cu over 2.30 m . true width in borehole P - 8 and ( d ) 3.37 % Cu over 1.12 m . true width with a cut off grade of 1.5 % Cu over 2.5 m . true width in borehole P - 9 and ( e ) 11.35 % Zn average over an inclined width of ...
... grade of 1.5 % Cu over 2.30 m . true width in borehole P - 8 and ( d ) 3.37 % Cu over 1.12 m . true width with a cut off grade of 1.5 % Cu over 2.5 m . true width in borehole P - 9 and ( e ) 11.35 % Zn average over an inclined width of ...
Page 427
... grade zones . Detailed mapping of an area of 6.23 sq . km . on 1 : 4000 scale and 2601.10 m . of drilling in 65 boreholes , were carried out and 1998 samples were collected . Over 40 million tonnes of recoverable reserves of B. F. grade ...
... grade zones . Detailed mapping of an area of 6.23 sq . km . on 1 : 4000 scale and 2601.10 m . of drilling in 65 boreholes , were carried out and 1998 samples were collected . Over 40 million tonnes of recoverable reserves of B. F. grade ...
Contents
NORTHERN REGION | 60 |
Hydroelectric Projects | 118 |
Communication Projects | 133 |
Copyright | |
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abutment alignment alluvium amphibolite Andhra Pradesh Asstt bands Banerjee basalt bauxite beds Bihar block boreholes Calcutta carried chalcopyrite charnockite clay coal coalfield collected comprising copper core Delhi deposits dips Director district Division dolerite dolomite drill holes dykes Engineer examined exploration Exploratory drilling fault Formation geochemical geohydrological geological mapping Geologist Jr geophysical Geophysicist Ghosh gneisses Gondwana grade granite granite-gneiss groundwater grouting Gujarat Himachal Pradesh India indicated investigation Jammu Kashmir Laboratory laterite limestone logging Lucknow Madhya Pradesh magnesite mapped an area meeting million tonnes mineralisation minerals Mining Mukherjee Murthy Mysore occurs pegmatite phosphorite phyllite pits power house Project pyrite quartz veins quartzite Rajasthan recommended Region river rock types samples sand sandstones Sarvashri scale schist seams sediments September 1969 shales Sharma Shri Singh spillway Srivastava strike length studies Survey syncline taluk thickness topo-sheets traverse trenching trending tubewells tunnel Udaipur district upto varies Vindhyan