Records of the Geological Survey of India, Volume 100The Survey, 1972 - Earthquakes 1867- includes the "Annual report of the Geological survey of India". |
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Page 119
... length of 480 m . The thickness of the individual lodes varies from one to five metres and the grade from 0.8 per cent . to 2.3 per cent . cu . The average dip of the lode is about 40 ° towards N. 35 ° E . The main ore mineral is ...
... length of 480 m . The thickness of the individual lodes varies from one to five metres and the grade from 0.8 per cent . to 2.3 per cent . cu . The average dip of the lode is about 40 ° towards N. 35 ° E . The main ore mineral is ...
Page 125
... length of 1600 m . Except for occasional malachite stains noted in the dolomite , surface - indications of mineralisation are lacking ; but in the old mine debris chalcopyrite , bornite and pyrite are observed as fracture fillings and ...
... length of 1600 m . Except for occasional malachite stains noted in the dolomite , surface - indications of mineralisation are lacking ; but in the old mine debris chalcopyrite , bornite and pyrite are observed as fracture fillings and ...
Page 175
... length from 60 m . to 100 m . and in width from 5 m . to 15 m . They are highly jointed and show encrustations of oxides of iron and manganese . This oc- occurrence is not of economic significance . Madhya Pradesh Bastar district . - M ...
... length from 60 m . to 100 m . and in width from 5 m . to 15 m . They are highly jointed and show encrustations of oxides of iron and manganese . This oc- occurrence is not of economic significance . Madhya Pradesh Bastar district . - M ...
Contents
GEOLOGICAL SURVEYS | 1 |
NORTHERN REGION | 16 |
SOUTHERN REGION | 46 |
Copyright | |
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alignment alluvium amphibolite Andhra Pradesh anticline Archaean Assistant Geologists Asstt bands Banerjee basalt bauxite Bihar boreholes Calcutta carried out systematic cent charnockites Circle Office clay coal coalfield covered an area Deccan Traps Delhi deposits depth dips district Ditto Ditto dolerite dolomite dykes examined exposed fault folded foliation formations fossils geochemical geological mapping Geologists Geologists Junior Geophysics Ghosh gneiss Gondwana grade granite gneiss graphite ground level groundwater Gujarat Gupta intrusive investigation iron-ore Jammu laboratory laterite latitudes limestone longitudes Madhya Pradesh Madras Maharashtra mapped an area mapping scale metres mica-schist million tonnes mineralisation minerals nala occurs Orissa pegmatite phyllites power house Project proposed quartz quartz veins quartzite Rajasthan recommended Regional river bed rock types samples sandstone Sarvashri schist seams shales Sharma sheet Shri Singh Sinha slates spillway Srivastava strike studies Superintending Geologist-in-Charge syncline taluk thickness thrust tion topo-sheet trend tubewells tunnel upto varies West Bengal zone