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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... occurs as dis- seminations , stringers and cavity - fillings . The mineralised zones are inferred to be short and disconnected with maximum recorded width of 1.5 metres . The grade is stated to be poor , ranging from 3 to 6.7 percent ...
... occurs as dis- seminations , stringers and cavity - fillings . The mineralised zones are inferred to be short and disconnected with maximum recorded width of 1.5 metres . The grade is stated to be poor , ranging from 3 to 6.7 percent ...
Page 3
... occurs as stringers , thin veins and zoned crystals in pink gneiss and quartz veins . Strin- gers and veins occur in felspathised calcgneiss exposed south of Kotri . The fluorite is colour- zoned with violet , green , yellowish green ...
... occurs as stringers , thin veins and zoned crystals in pink gneiss and quartz veins . Strin- gers and veins occur in felspathised calcgneiss exposed south of Kotri . The fluorite is colour- zoned with violet , green , yellowish green ...
Page 48
... occurs as dissemi- nations and stringers within the quartzite . Mostly it is found along the grain boundaries in the quartzite . Chalcopyrite does not show any exsolution textures ; it is greenish yellow in colour . Polishes well ...
... occurs as dissemi- nations and stringers within the quartzite . Mostly it is found along the grain boundaries in the quartzite . Chalcopyrite does not show any exsolution textures ; it is greenish yellow in colour . Polishes well ...
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