Records of the Geological Survey of India, Volume 86, Parts 2-4Geological Survey of India, 1955 - Earthquakes |
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Page 471
... direction up to the junction of the Bisundar and Ib rivers from where it takes on a west - north - westerly direction passing north of Rajpur ( 21 ° 53 ' 83 ° 55′30 ′′ ) and Ratakund ( 21 ° 54′40 ′′ 83 ° 51'30 " ) . The main rock type ...
... direction up to the junction of the Bisundar and Ib rivers from where it takes on a west - north - westerly direction passing north of Rajpur ( 21 ° 53 ' 83 ° 55′30 ′′ ) and Ratakund ( 21 ° 54′40 ′′ 83 ° 51'30 " ) . The main rock type ...
Page 548
... directions . The optic sign of the mineral changes from positive to negative and there is a decrease in the optic ... direction available , no other method was possible . Most of the twinned grains can be recognised even in parallel ...
... directions . The optic sign of the mineral changes from positive to negative and there is a decrease in the optic ... direction available , no other method was possible . Most of the twinned grains can be recognised even in parallel ...
Page 602
... direction , below the pyrite bed from the left side of the nala , but this had not gone for more than a few feet at the time of the author's visit . On a study of these adits the following conclusions may be drawn : - ( 1 ) the bed of ...
... direction , below the pyrite bed from the left side of the nala , but this had not gone for more than a few feet at the time of the author's visit . On a study of these adits the following conclusions may be drawn : - ( 1 ) the bed 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