Records of the Geological Survey of India, Volume 120, Parts 2-8Vols. 1- include Report of the Geological Survey, 1867- ; v. 32- include Review of the mineral production of India, 1898/1903- ; v. 75 consists of Professional papers, no. 1-16; v. 76 consists of Bulletins of economic minerals. |
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Page 75
On the basis of the above average , chemical composition of metabasalts represent the same compositions of tuffs . Such tuffs are called precursor tuffs and they show all trace elements except Cr and show great increase in their ...
On the basis of the above average , chemical composition of metabasalts represent the same compositions of tuffs . Such tuffs are called precursor tuffs and they show all trace elements except Cr and show great increase in their ...
Page 111
3200 , 2800 36-4 2400322000281 201600 24 120020Width x Value ( cm xg ) Average Value ( g / tonne ) 80016-1 400000 cm ... 8 / t At 3g / tonne cutoff 10 40 50 o NORTH SOUTH REDUCTION OF ERRATIC HIGHS ' The fact that the channel averages ...
3200 , 2800 36-4 2400322000281 201600 24 120020Width x Value ( cm xg ) Average Value ( g / tonne ) 80016-1 400000 cm ... 8 / t At 3g / tonne cutoff 10 40 50 o NORTH SOUTH REDUCTION OF ERRATIC HIGHS ' The fact that the channel averages ...
Page 112
4 x Mean 2 x Mean 1 x Mean o ( g / tonne ) 22:47 IGO 11.2Mean of averages from either side channels 4:04 2 . ... 3g / tonne - To 1 : 4 2 : 0 28 10 36 8.0 11.2 16.0 224 32.0 440 64.0 Average value at a channel ( g / tonne ) Fig . 2.
4 x Mean 2 x Mean 1 x Mean o ( g / tonne ) 22:47 IGO 11.2Mean of averages from either side channels 4:04 2 . ... 3g / tonne - To 1 : 4 2 : 0 28 10 36 8.0 11.2 16.0 224 32.0 440 64.0 Average value at a channel ( g / tonne ) Fig . 2.
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anhydrite associated average axial planes bands Barotiya base basin beds belt Bhim Group block bodies boreholes burrows central channel chert Chitradurga clay deformation Delhi Delhi Supergroup delta deposit depth detailed developed Devgarh direction district drilling east eastern effect environment estimate evaporites exploration field folds formation Geol Geological geometry gold grade granite gravity grey ground halite Haryana hinge India indicate inlier iron laterite limb lineation major mineral mineralisation mining minor Nagaur nature observed occur origin parallel pattern phase of folding plain plunge pre-Delhi present quartz Rajasthan range Reef regional represents reserve resulted rocks samples sand scale schist sediments seismic refraction Sendra Group sequence shear shear zone stage strike structures sulphide surface Surv surveys Table tectonic thickness tion trend unit values volcanics western zone