Records of the Geological Survey of India, Volume 86, Parts 2-4Geological Survey of India, 1955 - Earthquakes |
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Page 406
... occurring as a mosaic of polygonal crystals , in which the other minerals are scattered , some- times with a preferred ... occurs as porphyroblasts with a thin rim of calcite , and as disseminations replacing plagioclase . Garnet is ...
... occurring as a mosaic of polygonal crystals , in which the other minerals are scattered , some- times with a preferred ... occurs as porphyroblasts with a thin rim of calcite , and as disseminations replacing plagioclase . Garnet is ...
Page 444
... occurs as colourless , white or cream coloured crystals , forming thin , irregular veins or lumps in hematite . Calcite sometimes replaces hematite , and in some cases thin stringers of hematite in calcite indicate partial replacement ...
... occurs as colourless , white or cream coloured crystals , forming thin , irregular veins or lumps in hematite . Calcite sometimes replaces hematite , and in some cases thin stringers of hematite in calcite indicate partial replacement ...
Page 458
... occurs 10-12 feet underneath the alluvium . The marl area gets filled with rain water during rainy season and dries up in summer except for leaving a small pool between Dhenkua and Dularman Purwa . The Misa Tal and Dhenkua Semnapur area ...
... occurs 10-12 feet underneath the alluvium . The marl area gets filled with rain water during rainy season and dries up in summer except for leaving a small pool between Dhenkua and Dularman Purwa . The Misa Tal and Dhenkua Semnapur area ...
Contents
OF | 310 |
MINERALS PRODUCED IN THE INDIAN UNION | 316 |
INTRODUCTION | 433 |
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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