Records of the Geological Survey of India, Volume 86, Parts 2-4Geological Survey of India, 1955 - Earthquakes |
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Page 399
... Deposits . A review of the various world deposits of emerald shows a general similarity . They are essentially found in schistose rocks , e.g. , biotite- schists , talc - schists , amphibolites , etc. , and sometimes in sedimentary ...
... Deposits . A review of the various world deposits of emerald shows a general similarity . They are essentially found in schistose rocks , e.g. , biotite- schists , talc - schists , amphibolites , etc. , and sometimes in sedimentary ...
Page 456
... deposits of Lucknow District . Shells of fresh water molluscs are seen on the surface but they do not indicate existence of marl underneath . The best places for obtaining indications are the wells sunk by local people for irrigation ...
... deposits of Lucknow District . Shells of fresh water molluscs are seen on the surface but they do not indicate existence of marl underneath . The best places for obtaining indications are the wells sunk by local people for irrigation ...
Page 465
... deposit E - F is 560 feet , while that in deposit B - C is 750 feet . Other deposits are narrower , but it may be assumed that those which might be worked by a cement com- pany would be of the order of 700 feet . In view of this lack of ...
... deposit E - F is 560 feet , while that in deposit B - C is 750 feet . Other deposits are narrower , but it may be assumed that those which might be worked by a cement com- pany would be of the order of 700 feet . In view of this lack of ...
Contents
OF | 310 |
MINERALS PRODUCED IN THE INDIAN UNION | 316 |
INTRODUCTION | 433 |
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Common terms and phrases
actinolite Adirondack Ajmer-Merwara alumina Amjor anorthosite anorthositic rocks artesian Australia Barakars Basin beds Bihar Bijaigarh shale Bijawar biotite-schists BORE HOLE boulders calcite cent chemical chloritoid chromite coal streaks coalfield composition Conglomerate crystals Dalipnagar deposits depth district dolomite emerald exported faulting feet felspar fire clay flow formation Geol Geological Survey glaciation gneisses Gondwana gypsum ice cap ilmenite India iron Kaliguman kyanite lavas limestone Madhya Pradesh Madras magma magnetic mineral magnetite marl meteorite mica miles mines Mysore nala occurs outcrop output paleomagnetic pegmatites peridotite Permian plagioclase present production pyrite quantity quartz quartzites Rajasthan Rampur Rampur seam remanent magnetism reverse remanent magnetism samples sandstone schists sediments Series shale Shale with coal Shaly Shaly coal Shaly sandstone Singhbhum Sittampundi Complex Survey of India TABLE temperature thickness tillite tion titaniferous magnetite tons valued Triassic unconformity Upper Kaimur sandstone veins Vindhyan