Records of the Geological Survey of India, Volume 113, Part 5government of India., 1980 - Geology 1867- includes the "Annual report of the Geological survey of India". |
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Page 61
... chromite workings , such successions are not clear and the chromiferous orthopyroxenite forms the dominant type . A critical analysis of the field occurrences reveals that the members of the UB - UM group occur in two prominent and ...
... chromite workings , such successions are not clear and the chromiferous orthopyroxenite forms the dominant type . A critical analysis of the field occurrences reveals that the members of the UB - UM group occur in two prominent and ...
Page 63
... chromite and orthopyroxene . How- ever , at places rhythmic interlayering between honey coloured orthopyroxenerich layers and black chromite - rich layers is noticed . Intrusion of one layer into another , deformation and brecciation of ...
... chromite and orthopyroxene . How- ever , at places rhythmic interlayering between honey coloured orthopyroxenerich layers and black chromite - rich layers is noticed . Intrusion of one layer into another , deformation and brecciation of ...
Page 64
Geological Survey of India. Lithounit Cumulus phases Dunite Chromitite Orthopyroxenite Websterite Gabbro Arorthosite Olivine Chromite Chromite enstatite / bronzite Enstatite / bronzite + chromite Hypersthene + diopside / augite Diopside ...
Geological Survey of India. Lithounit Cumulus phases Dunite Chromitite Orthopyroxenite Websterite Gabbro Arorthosite Olivine Chromite Chromite enstatite / bronzite Enstatite / bronzite + chromite Hypersthene + diopside / augite Diopside ...
Contents
Certain aspects of the occurrence of fluorite in India and its exploration | 1 |
Gold mineralisation and geology around Chinmulgund area Dharwar district | 31 |
A note on the mineragraphy of sulphide ores of Kalyadi area Karnataka State | 46 |
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alkaline rocks Ambadongar Andhra Pradesh anorthosite associated axial banded magnetite quartzite basalt biotite borehole breccia CaF2 calcite carbonate carbonatite chalcopyrite Charnockite Charnockite Group chert Chinmulgund chlorite chromiferous chromite chromitite colour complex confidence limits Cretaceous deformation deposits Dharwar diopside district emplacement Felsite fluorite fluorspar folds formation fractures gabbro gabbroic Geol Geological Survey germ pore gm/tonne gneiss GOKUL gold grade grains granite granulite Gujarat host rock hydrothermal hypersthene igneous intrusives Kondapalli hills laterite layering limestone magma magnetite mapping metres million tonnes mineralisation minerals minor Neyveli lignite occurrences olivine orthopyroxenite percent Fe phyllite plagioclase plane pluton pollen pyrite pyroxene pyroxenite pyrrhotite quarry quartz quartz veins quartzite Ramanujam Records reserves Rhyolite rock types rust fungi samples schist schistose sediments spores Stromatolites structure sulphide Survey of India syenite taluks teliospores Tertiary thick tion titles trend ultramafic Unpublished GSI Report upto veinlets volcanic websterite