Records of the Geological Survey of India, Volume 110, Part 2government of India., 1978 - Earthquakes Vols. 1- include Report of the Geological Survey, 1867- ; v. 32- include Review of the mineral production of India, 1898/1903- ; v. 75 consists of Professional papers, no. 1-16; v. 76 consists of Bulletins of economic minerals. |
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Page 133
... sampling . About 100 samples were collected . Upto a depth of one metre , laboratory studies have shown that opaques are concentrated mostly in 60 to +230 ASTM mesh and the percentage of magnetite - ilmenite varies between 2 and 18 ...
... sampling . About 100 samples were collected . Upto a depth of one metre , laboratory studies have shown that opaques are concentrated mostly in 60 to +230 ASTM mesh and the percentage of magnetite - ilmenite varies between 2 and 18 ...
Page 134
... samples are poorly crystallised and a large part is amorphous . Most of the nodules are composed of 10 ° A and 7 ° A manganite . Chemical analyses of the samples show that manganese in the nodule vary from 11. 18 to 20.77 % . The ...
... samples are poorly crystallised and a large part is amorphous . Most of the nodules are composed of 10 ° A and 7 ° A manganite . Chemical analyses of the samples show that manganese in the nodule vary from 11. 18 to 20.77 % . The ...
Page 143
... samples were maintained by the Survey . Co - ordination with National Bodies The Survey , is also helping other organisations by giving samples for their study . Samples have been given to Oil and Natural Gas Commission and Indian ...
... samples were maintained by the Survey . Co - ordination with National Bodies The Survey , is also helping other organisations by giving samples for their study . Samples have been given to Oil and Natural Gas Commission and Indian ...
Contents
Recent advances in our knowledge of the Pakhal Supergroup with | 39 |
Precambrian geology of eastern India between the Ganga and | 60 |
UNESCO and the earth sciences By V G Podoinitsin | 117 |
Copyright | |
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amphibolite anorthosite Archaean arkose assemblage Banerjee basal basin beds belt Bihar charnockites Chatterjee Chhotanagpur clay conglomerate correlation Cuddapah Dalma deformation Deolond deposits Dhanjori district Dolerite dolomite Dunn Eastern fauna fold formations fossils Gangpur garnet Geol Soc Ind Geol Surv Ind Geological Survey geologists glauconite gneisses Godavari valley Gondwana Govindgarh granite granite gneiss granulite facies heavy mineral Himalayas Hooghly Ind Miner India Indian shield intrusive Iron Ore Group Iyengar Kaimur Kashmir laboratory lavas limestone lithological Mallampalli Mallik marine Mem Geol metamorphic Mulug Noamundi occur offshore Orissa outcrop Pakhal Pal Ind palaeontology phyllites Plate Porcellanite Pradesh Precambrian Precambrian rocks Proc Proterozoic quartz quartzite Rec Geol Surv region Rewa rift river samples sand sandstone Sarkar and Saha Sastry schists sedimentary sediments sequence Shale shear zone Singhbhum Singhbhum granite southern stratigraphic structures studies suggested Sullavai Survey of India tectonic thickness ultramafic unconformity Vindhyan younger