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 3
... exposed on a mound S.E. of A 972 . Veins of fluorite . white , violet and dark violet , vary from ' fraction of an inch to one inch in width ' . Disseminations of fluorite are present throughout the felsite . Regarding dolomite and ...
... exposed on a mound S.E. of A 972 . Veins of fluorite . white , violet and dark violet , vary from ' fraction of an inch to one inch in width ' . Disseminations of fluorite are present throughout the felsite . Regarding dolomite and ...
Page 6
... exposed by a domal uplift and accompanying faulting . The carbonate rocks and associated breccia around the centre of the dome at Ambadongar reach heights upto 625 metres R. L The centre is a depression exposing basalts and is thought ...
... exposed by a domal uplift and accompanying faulting . The carbonate rocks and associated breccia around the centre of the dome at Ambadongar reach heights upto 625 metres R. L The centre is a depression exposing basalts and is thought ...
Page 10
... exposed along the crest of low ridge . A preliminary investigation by the G.S.I. in 1968-69 resulted in the estimation of nearly 1000 tonnes of fluorite for the first 20 metres depth of the deposit , with prospects of additional reserve ...
... exposed along the crest of low ridge . A preliminary investigation by the G.S.I. in 1968-69 resulted in the estimation of nearly 1000 tonnes of fluorite for the first 20 metres depth of the deposit , with prospects of additional reserve ...
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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Common terms and phrases
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