Records of the Geological Survey of India, Volume 127, Part 7The Survey, 1995 - 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 23
... North Sindesar Ridge constituting a part of this belt is being explored by the Geological Survey of India since 1987. During the field season 1992-93 , exploration by drilling was in progress in " North " , " Central " and " South Ex ...
... North Sindesar Ridge constituting a part of this belt is being explored by the Geological Survey of India since 1987. During the field season 1992-93 , exploration by drilling was in progress in " North " , " Central " and " South Ex ...
Page 24
... NORTH SUB - BLOCK : One borehole was com- pleted and is the second borehole is in progress aggregating to 385.50 m of drilling . The host rock i.e. , calcareous schist with a few specks of sphalerite was intersected in the borehole indi ...
... NORTH SUB - BLOCK : One borehole was com- pleted and is the second borehole is in progress aggregating to 385.50 m of drilling . The host rock i.e. , calcareous schist with a few specks of sphalerite was intersected in the borehole indi ...
Page 90
... North ” , " Central " and " South Extension " sub - blocks of the North Sindesar Ridge and " C " sub - block of the South Sindesar Ridge . Positive intersections of Pb and Zn ore zones in almost all the boreholes drilled during this ...
... North ” , " Central " and " South Extension " sub - blocks of the North Sindesar Ridge and " C " sub - block of the South Sindesar Ridge . Positive intersections of Pb and Zn ore zones in almost all the boreholes drilled during this ...
Contents
Exploration for leadzinc in the South Sindesar Ridge LatiokaKhera | 24 |
Integrated geophysical surveys for base metals in Ummedpura and Gelaji | 31 |
Integrated geophysical surveys for base metals in the intervening | 37 |
Copyright | |
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Ajmer district amphibolite anomaly zones Aravalli Banas bands Banswara district basalt base metal basin bedding bedrock Bhilwara district biotite biozones block boreholes calc-silicate carried Champaner comprises conglomerate deformation Delhi Fold Belt delineated Delwara Group deposits depth dolerite dolomite drilling dykes Erinpura evaluation excavation exploration fault felsic field season foliation Formation foundation grade geoenvironmental Geological map geophysical surveys gneisses gold mineralisation gossans granite granitoids grout Gujarat Hindoli Group indicated intersected intrusive investigation Jahazpur Jalore district km² Kuchaur lignite limestone lineaments lithounits located lower Lunavada m/RL magnetic Mangalwar Complex marble metavolcanics migmatites mineral mineralised zones occur pegmatite phase phyllite piers porphyritic Project quartz quartz veins quartzite Quaternary Rajasthan Rajsamand district residual gravity rhyolite river rocks sandstone Saurashtra Sawar Khera scale schist sediments sequence Sewariya shear zones Sindesar Ridge Sirohi stratigraphy strike length structure studies sulphide Supergroup tectonic Tikhi Extension toposheets trending ultramafic