Records of the Geological Survey of India, Volume 96Government of India, 1964 - Earthquakes Includes the "Annual report of the Geological Survey of India," 1867- |
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Page 146
... rock . ( v ) Silicified rocks : The lower and central levels of the chrome - rich suite are extensively silicified . The silicified rocks are pale to deep brown and massive in appearance . They are composed of plumose groupings of talc ...
... rock . ( v ) Silicified rocks : The lower and central levels of the chrome - rich suite are extensively silicified . The silicified rocks are pale to deep brown and massive in appearance . They are composed of plumose groupings of talc ...
Page 162
... rocks rocks comprise a comprise a chrome- chrome - rich serpen- rich , serpentinised tinised / silicified / suite and an unalter- limonitised suite , red orthonyroxenite , and a chrome - poor orthopyroxenite , intrusive into the former ...
... rocks rocks comprise a comprise a chrome- chrome - rich serpen- rich , serpentinised tinised / silicified / suite and an unalter- limonitised suite , red orthonyroxenite , and a chrome - poor orthopyroxenite , intrusive into the former ...
Page 173
... rock and actinolite rock . Sulphides are absent in other rock types , viz . , quartz- muscovite schists , quartz - albite - epidote - actinolite rocks , sheared quartzites and pegmatites ; these are however less in number in the area . The ...
... rock and actinolite rock . Sulphides are absent in other rock types , viz . , quartz- muscovite schists , quartz - albite - epidote - actinolite rocks , sheared quartzites and pegmatites ; these are however less in number in the area . The ...
Contents
OF | 1 |
MINERAL INVESTIGATIONS | 37 |
ENGINEERING GEOLOGY INVESTIGATIONS | 117 |
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Common terms and phrases
abutment Andhra Pradesh Assistant Geologists Auden bands Banerjee Barakars bauxite beds Bihar boreholes cent charnockite chert chrome-rich chromite Circle clay coal seams coalfield conglomerate copper depth dips district district.-See Ditto dolerite dolomite drilling Dutta dykes east examined exposed fault folded foliation formations Geol Geological Survey Geologists Jr Geophysical gneiss Gondwana grains granite gneiss grey groundwater Gupta hill Himachal Pradesh horizon ilmenite indicated intrusive investigated iron-ore kilometres Laboratories laterite limestone Lower Madhya Pradesh Madras magma magnetite mapped Scale metres mineralisation minerals Murthy nala nodules occur Orissa P₂O pegmatite Petrological phosphate phyllite pits porcellanites pyrite quartz quartz veins quartzite Rajasthan reported river rock types samples sandstone Sarvashri scarp schist sediments shale sheets Shri silica Singh Siwalik Srivastava strike Superintending Geologist in-Charge Surv Survey of India syncline thick thin tonnes trend tunnel Upper Uttar Pradesh valley Vindhyan zone