Records of the Geological Survey of India, Volume 142, Part 2Vols. 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 92
It is dark green in colour , medium to fine grained and is mainly composed of hornblende and plagioclase with minor quartz and biotite . Metadolerite bodies included in the Khasi Greenstone Belt , occur in the north - eastern and south ...
It is dark green in colour , medium to fine grained and is mainly composed of hornblende and plagioclase with minor quartz and biotite . Metadolerite bodies included in the Khasi Greenstone Belt , occur in the north - eastern and south ...
Page 115
Out of these , seams III , IV , V and fine to medium grained sandstones and grey shale heteroliths VI are significant for their thickness and regional persistence . whereas the eastern part of the area is covered by litho units of The ...
Out of these , seams III , IV , V and fine to medium grained sandstones and grey shale heteroliths VI are significant for their thickness and regional persistence . whereas the eastern part of the area is covered by litho units of The ...
Page 126
Palana Formation is more argillaceous and comprises grey to greenish grey and variegated clays , claystone and intervening beds of fine to medium grained sandstone . Carbonised vegetal impression has been recorded in dark grey clay at ...
Palana Formation is more argillaceous and comprises grey to greenish grey and variegated clays , claystone and intervening beds of fine to medium grained sandstone . Carbonised vegetal impression has been recorded in dark grey clay at ...
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Contents
प्राक्कथन | 1 |
PALAEONTOLOGY DIVISIONI | 20 |
GEODATA AND DATABASE DIVISION | 31 |
Copyright | |
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analysis anomaly arsenic associated Barakar Barakar Formation Basin Belt Block bodies boreholes carried Central Chhattisgarh chondrites chondrules clay clayey coal seams Coalfield coast Code collected composition conducted continuity cores covered delineate deposits depth District Division drilling east eastern established exploration for coal extending fault Formation forms Geological geophysical gneiss grained granite gravity grey ground evaluation Group identified indicates integrated interpreted intersected lakes levels lignite lineaments lines located logging magnetic major maximum Measures medium minerals Nagaur observed occur Orissa OVERVIEW period phase Pradesh presence processing quartz range recorded Regional exploration represented respectively revealed River rocks samples sand scale seabed seam zones Sector sediments shallow shear shows silt southern sq km strike studies survey taken thickness trending unit Valley values varies water depths West Bengal western Wing zones के