Records of the Geological Survey of India, Volume 111, Part 1Government of India, 1983 - Earthquakes 1867- includes the "Annual report of the Geological survey of India". |
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Page 83
... occurs as com- pact beds having an average thickness of 0.25 m overlain by an average overburden of 1.10 m of soil . The shelly fragmentary variety resembles the bedded variety except that it occurs as a zone of kankar fragments in the ...
... occurs as com- pact beds having an average thickness of 0.25 m overlain by an average overburden of 1.10 m of soil . The shelly fragmentary variety resembles the bedded variety except that it occurs as a zone of kankar fragments in the ...
Page 194
... occurs as an independent lithological unit and the workable deposits occur as lenticular pockets in quartz veins , intrusive into the mica schist . But these pockets pinch off at shallow depths . All the old workings are restricted to ...
... occurs as an independent lithological unit and the workable deposits occur as lenticular pockets in quartz veins , intrusive into the mica schist . But these pockets pinch off at shallow depths . All the old workings are restricted to ...
Page 237
... occurs at the contact of the fine grained quartz - mica schist belong- ing to Sitasaongi Formation and the coarse grained musco- vite schist belonging to Mansar Formation . The ore horizon and the associated rock types are intensely ...
... occurs at the contact of the fine grained quartz - mica schist belong- ing to Sitasaongi Formation and the coarse grained musco- vite schist belonging to Mansar Formation . The ore horizon and the associated rock types are intensely ...
Contents
PETROLOGY DIVISION | 1 |
GEOSCIENCE DATA CENTRE | 9 |
CHEMICAL DIVISION | 35 |
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alignment amphibolite analysis Andhra Pradesh anomaly zone bands basalt basin bauxite bedrock Bihar block boreholes Calcutta chemical clay coal Coalfield covered delineated deposits depth dipping Director dist district Division drill cores drill holes electrical resistivity exploration fault folded Formation fossils geochemical geological mapping Geologist Geophysical surveys geotechnical geothermal glacier gneiss Gondwana graphite Group Haryana Headquarters Himachal Pradesh Hydel I. P. anomaly India indicated Jammu laboratory laterite limestone line km located logged Madhya Pradesh magnetic magnetite Manuscripts processed Meghalaya metres migmatites mineralisation minerals nala NW-SE occurs Orissa phyllite pits power house Project proposed quartz quartzite regional river rock samples rock types S/Shri samples were collected sand sandstone scale schist seams Sector sediments seismic shale shear zone Shri soil spillway sq km strike length studies sulphide thickness tion tonnes Toposheet traverse trending tunnel upto Uttar Pradesh Valley varying West Bengal