Records of the Geological Survey of India, Volume 109The Survey, 1982 - Earthquakes |
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Page 29
... magnetite and ilmenite , some of which were totally altered to haematite . Percentage of magnetite varies between 4-8 . ( ii ) Investigation for placer gold at various places along eastern coast of India . T. K. Mallik and B. N. Raha ...
... magnetite and ilmenite , some of which were totally altered to haematite . Percentage of magnetite varies between 4-8 . ( ii ) Investigation for placer gold at various places along eastern coast of India . T. K. Mallik and B. N. Raha ...
Page 135
... magnetite quartzite is 300 m and average width being 30 m . Alternate layers of magnetite and quartz give rise to compositional banding in migmatite quartzite . Stringers and ribbons of quartz permeate chiefly along bedding planes ...
... magnetite quartzite is 300 m and average width being 30 m . Alternate layers of magnetite and quartz give rise to compositional banding in migmatite quartzite . Stringers and ribbons of quartz permeate chiefly along bedding planes ...
Page 136
... magnetite bands with true widths vary- ing from 0.30 to 2.59 m . There are partings of metagab- bro with widths varying from 0.3 to 4.5 m . Total cumula- tive width of the magnetite bands varies from 13.20 m to 19.30 m . Borehole MSK ...
... magnetite bands with true widths vary- ing from 0.30 to 2.59 m . There are partings of metagab- bro with widths varying from 0.3 to 4.5 m . Total cumula- tive width of the magnetite bands varies from 13.20 m to 19.30 m . Borehole MSK ...
Contents
GEOCHRONOLOGY AND ISOTOPE GEOLOGY DIVISION | 6 |
FIELD TECHNIQUE RESEARCH UNIT | 13 |
PUBLICATION DIVISION | 20 |
Copyright | |
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alignment amphibolite Andhra Pradesh axis bands basalt bauxite Bihar biotite block boreholes calcareous carbonatite carried charnockite CIRCLE clay coal comprising core covering an area Deccan Trap deposit depth Director DISTRICT Division dolomite dykes exposed fault folds foliation Formation geochemical geological mapping Geological Survey Geologist Jr geophysical geotechnical investigation gneiss Gondwana grade grained granite gneiss grey Headquarters hills indicated intrusives Jaipur kimberlites laboratory laterite limestone line km located logged Madhya Pradesh magnetite mapped an area metamorphism mineralisation minerals Murthy nala NW-SE occur pegmatite phyllite pits power house Project pyrite quartz quartz veins quartzite Quaternary RAJASTHAN Region river rock types S/Shri samples sand sandstone Sarvashri scale schist schistosity seams sediments shale shear zone Shri Singh Sinha spillway sq km Srivastava strike length stromatolites structure sulphide Super Group Survey of India Tamil Nadu thickness tion Toposheet traverse tremolite trending tunnel upto varies Vindhyan