Records of the Geological Survey of India, Volume 86, Parts 2-4Geological Survey of India, 1955 - Earthquakes |
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Page 563
... reverse remanent magnetization . Mineral concentrates , largely ilmenite - hematite solid solutions , separated from two other rocks ( Himesima and Sokota ) were also found experimentally to yield reverse thermoremanent magnetization ...
... reverse remanent magnetization . Mineral concentrates , largely ilmenite - hematite solid solutions , separated from two other rocks ( Himesima and Sokota ) were also found experimentally to yield reverse thermoremanent magnetization ...
Page 568
... reverse in less than 105 to 10 ° years . This may be the reason why no modern lava flows have yet been found to be reversed " . Our knowledge of the character and chemical composition of the magnetic minerals in lavas is utterly ...
... reverse in less than 105 to 10 ° years . This may be the reason why no modern lava flows have yet been found to be reversed " . Our knowledge of the character and chemical composition of the magnetic minerals in lavas is utterly ...
Page 569
... reverse remanent magnetism to factors such as rock texture , the presence of special minerals , influence of mechanical stresses , etc. , and finds no cor- relation between them and the reverse magnetism of the Muli lavas which he is ...
... reverse remanent magnetism to factors such as rock texture , the presence of special minerals , influence of mechanical stresses , etc. , and finds no cor- relation between them and the reverse magnetism of the Muli lavas which he is ...
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