Records of the Geological Survey of India, Volume 96Geological Survey of India, 1961 - Earthquakes 1867- includes the "Annual report of the Geological survey of India". |
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Page 27
... developed ; they have a strike N.W.-S.E. and dip 60 ° -70 ° to the north - east . Banded hematite- and magnetite - quartzites and grunerite - quartzite occur as inter- calations in sericite - quartz schist and sericite - quartzite of ...
... developed ; they have a strike N.W.-S.E. and dip 60 ° -70 ° to the north - east . Banded hematite- and magnetite - quartzites and grunerite - quartzite occur as inter- calations in sericite - quartz schist and sericite - quartzite of ...
Page 29
... developed in the hill north - west of Tikaria ( 23 ° 38 ′ : 80 ° 21 ' ) . The shale grades into phyllite , slate and quartz - muscovite schist . The last mentioned rock is well developed in the hills south of Imalia ( 23 ° 36 ′ : 80 ...
... developed in the hill north - west of Tikaria ( 23 ° 38 ′ : 80 ° 21 ' ) . The shale grades into phyllite , slate and quartz - muscovite schist . The last mentioned rock is well developed in the hills south of Imalia ( 23 ° 36 ′ : 80 ...
Page 38
... developed a serpentine zone about 90 cm . thick . Here chrysotile asbestos occurs . The dolomite at contact with basaltic sills elsewhere is cherty or siliceous , full of intercalated chert layers , and is not serpen- tinised . Three ...
... developed a serpentine zone about 90 cm . thick . Here chrysotile asbestos occurs . The dolomite at contact with basaltic sills elsewhere is cherty or siliceous , full of intercalated chert layers , and is not serpen- tinised . Three ...
Contents
GEOLOGICAL SURVEY OF INDIA | 1 |
MINERAL INVESTIGATIONS | 37 |
ENGINEERING GEOLOGY INVESTIGATIONS | 117 |
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abutment alignment amphibolite Andhra Pradesh Archaean Assistant Geologists B. C. Roy bands Banerjee Barakars Bihar boreholes Calcutta cent Central Headquarters charnockite Chowdhury chromite Circle Office clay coal seams coalfield copper Copper-ore deposits depth dips district district.-See Ditto dolerite dolomite Dutta dykes examined exposed fault folded foliation formations Geological Survey Geologists Geologists Jr Geophysical Division gneiss Gondwana granite gneiss groundwater Gupta hill Hydel investigated iron-ore Jammu kilometres laterite limestone located Long Madhya Pradesh Madras manganese-ore mapped Scale metres million tonnes mineral mineralisation Murthy nala occur Orissa pegmatite Petrological Laboratories phyllite power-house Pradesh Circle Prasad Project proposed Punjab pyrite quartz quartz veins quartzite Rajasthan Regional Office reported river bed rock types samples sandstone Sarvashri schist shale Sharma sheets 73 Shri Singh Southern Regional spillway Srivastava strike Superintending Geologist in-Charge Survey of India Talchir thick trend tubewells tunnel Uttar Pradesh Vindhyan zone