Records of the Geological Survey of India, Volume 94Government of India, 1962 - Earthquakes Includes the "Annual report of the Geological Survey of India," 1867- |
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Page 60
... contains pebbles of greenish quart- zite ( Kansya ) which are said to occur in some of the good dia- mondiferous ... contain pieces of microcline indicating the source to be granitic rocks . Since the Shahidan conglomerate has ...
... contains pebbles of greenish quart- zite ( Kansya ) which are said to occur in some of the good dia- mondiferous ... contain pieces of microcline indicating the source to be granitic rocks . Since the Shahidan conglomerate has ...
Page 68
... contains 50 to 60 per cent . iron which on sorting yields ore containing 58 to 60 per cent . iron . This is followed by a zone of soft , porous and laminated iron - ore containing 58 to 62 per cent . iron . Occa- sional thin bands and ...
... contains 50 to 60 per cent . iron which on sorting yields ore containing 58 to 60 per cent . iron . This is followed by a zone of soft , porous and laminated iron - ore containing 58 to 62 per cent . iron . Occa- sional thin bands and ...
Page 214
... contain quartz in geodes , with calcite or palaganite cores . The quartz grains comomonly show strain - shadows . A specimen of amygdaloidal basalt collected from about 115 metres . north of Chakurti ( 21 ° 07 ' : 71 ° 16 ' ) contains ...
... contain quartz in geodes , with calcite or palaganite cores . The quartz grains comomonly show strain - shadows . A specimen of amygdaloidal basalt collected from about 115 metres . north of Chakurti ( 21 ° 07 ' : 71 ° 16 ' ) contains ...
Contents
INTRODUCTION | 1 |
MINERAL INVESTIGATIONS | 28 |
ENGINEERING GEOLOGY AND WATERSUPPLY INVESTIGATIONS 888 | 88 |
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1/16 inch slot 12-inch dia amphibole amphibolites Andhra Andhra Pradesh Argada Balasore bands Barakar basalts beds boreholes Calcutta cent charnockites chondrules coal coalfield Cretaceous Cushman Deccan Traps deposits dips district district.-Shri dolerite drawdown east ending in clay felspar folds foraminifera formations fossils G.S.I. Type geological mapping Geological Survey gneisses Gondwana grade grains granites Gravel for shrouding grey Groundwater heavy mineral housing installed ilmenite investigations iron-ore land surface limestone m.s.l. Drilled magnetite manganese manganese-ore metamorphic metres miles million tons mineralisation minutes of test occur olivine Orissa outcrop pegmatites phenocrysts phyllites porphyritic Pradesh pumping with turbine quartz quartz veins quartzites Rajasthan ridge river rutile samples sand dunes sandstones Sarvashri Sastri saturated granular zones schists seams shales Shri sillimanite slotted sections specimen Srivastava Static water level Survey of India test pumping thickness topo-sheets tubewells turbine pump Utatur vesicular zones at depths