Records of the Geological Survey of India, Volume 92, Part 2The Survey, 1957 - Earthquakes 1867- includes the "Annual report of the Geological survey of India". |
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Page 260
... colour . The dark grey and black varieties are reported by the lessees of the Ratanpur deposits to be richer in manganse content . When fresh the wad is generally black in colour , but on long exposure to atmosphere it becomes dull ...
... colour . The dark grey and black varieties are reported by the lessees of the Ratanpur deposits to be richer in manganse content . When fresh the wad is generally black in colour , but on long exposure to atmosphere it becomes dull ...
Page 303
... colour grey to brown . Length 1.0 mm . , breadth 0.6 mm . , thickness 0.6 mm . There are not many specimens in the collection and hence detailed study of all the characters was not possible . Thus specific identification could not be ...
... colour grey to brown . Length 1.0 mm . , breadth 0.6 mm . , thickness 0.6 mm . There are not many specimens in the collection and hence detailed study of all the characters was not possible . Thus specific identification could not be ...
Page 304
... colour whitish . Length 0.4 mm . , breadth 0.3 mm . , thickness 0.2 mm . This form comes close to Discorbis alveata Cushman from the Eocene of America but does not possess the characteristic " channelling of the ventral side " of the ...
... colour whitish . Length 0.4 mm . , breadth 0.3 mm . , thickness 0.2 mm . This form comes close to Discorbis alveata Cushman from the Eocene of America but does not possess the characteristic " channelling of the ventral side " of the ...
Contents
RECORDS | 176 |
EOLOGICAL SURVEY OF INDIA | 183 |
ESTIMATION OF HYPOTHETICAL ION CONCENTRATIONS FROM RESISTIVITY | 286 |
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alluvium aquifers Athgarh Bailadila banded hematite-quartzite barytes basin beds belt Bihar blue dust boreholes clay coal seams colour conglomerates Cuddapah curves Cythereis deposits depth Discorbis downwarping drilling electrical logging electrode Eocene feet felspar ferruginous band foraminifera formation water fossil G.S.I. Type Geol Geological Survey Geologist Gondwana groundwater hematite indicate Inter-trappean iron-ore Jones laminated lateritic Latham lenses lignite lignite body limestones Madhya Pradesh Madras magnetite mainly manganese manganese-ores massive miles mineral negative epeirogeny Neyveli Neyveli Lignite Field occur Ongur Orissa ostracoda Plate present psilomelane Punjab quartz grains quartzites Ratanpur recorded region river rock types sand sandstones sediments seen shales silica sills Singhbhum-Keonjhar-Bonai South Arcot South Arcot district South Karanpura coalfield species specimens steatite structure surface Surv Survey of India synclines Tertiary thickness tion Tomka total dissolved solids Upper Gondwana Vempalle West Bengal zone