Records of the Geological Survey of India, Volume 93The Survey, 1962 - Earthquakes Includes the "Annual report of the Geological Survey of India," 1867- |
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Page 22
... seams at depth . Garo hills district , Assam . - Drilling for coal was continued in the West Darranggiri coalfield ... seams of the Barakar Measures , below the Barren Measures . The presence of seams V to XVIII has already been proved ...
... seams at depth . Garo hills district , Assam . - Drilling for coal was continued in the West Darranggiri coalfield ... seams of the Barakar Measures , below the Barren Measures . The presence of seams V to XVIII has already been proved ...
Page 25
... seams fuse together and occur as a 40 to 60 ft . thick seam referred to as Naditoli seam by earlier workers . The three important thick seams Sirka , Argada and Argada - A attain their maximum thickness in the south - eastern portion of ...
... seams fuse together and occur as a 40 to 60 ft . thick seam referred to as Naditoli seam by earlier workers . The three important thick seams Sirka , Argada and Argada - A attain their maximum thickness in the south - eastern portion of ...
Page 26
... seams were found . The Sirka seam in this block is intruded by mica - peridotite . The coal from the Upper Argada and Argada seams is mostly of Grade I quality while that from the Argada - A and Argada - B seams is of Grade II to ...
... seams were found . The Sirka seam in this block is intruded by mica - peridotite . The coal from the Upper Argada and Argada seams is mostly of Grade I quality while that from the Argada - A and Argada - B seams is of Grade II to ...
Contents
VOLUME 93 PART | 2 |
MINERAL INVESTIGATIONS arranged according to the alphabetical | 16 |
ENGINEERING GEOLOGY AND WATERSUPPLY INVESTIGATIONS | 53 |
Copyright | |
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acid aluminium analyses Andhra Pradesh anorthite Archaean Argada Arogyaswamy B. C. Roy bands beds Bihar biotite boreholes calcite cent charnockites chemical chromite chromium clay coal seams Coalfield Coll composition contains deposits depth diameter differential thermal district.-Shri Drilled Dutt east examined fault felspar fireclay folds formation fossils Geol geological mapping Geological Survey gneisses goethite Gondwana grade grains granite groundwater hematite Indian chromites investigated iron iron-ore Jain kaolin kaolinite laterite laterite profile layer limestone located Madhya Pradesh Madras magnetite metres mica miles million tons minerals Murthy muscovite Mysore occur oxide particles Pedhamli pegmatite percentage Phako phyllites Prasad quartz quartzites ratio reported ripples river rocks samples sand sandstone Sarvashri schists Section shales shear zone Shri sodium solution specimen spinel Srivastava structure suitable Superintending Geologist Survey of India synclinal taluk thickness Upper veins X-ray