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 13
According to Sen , and Sychanthavong and Merh , same stress field and structural regime prevailed across the Aravalli range . An enigmatic situation has also arisen with regard to correlation of the Delhi stratigraphy in light of the ...
According to Sen , and Sychanthavong and Merh , same stress field and structural regime prevailed across the Aravalli range . An enigmatic situation has also arisen with regard to correlation of the Delhi stratigraphy in light of the ...
Page 79
In borehole IS - 9 which shows highest peak of alteration index copper values range from 0.19 to 2.32 % against a background of 30 to 105 ppm has been recorded . Pb values range from 0.12 to 1.7 % against a background of 10 to 800 ppm .
In borehole IS - 9 which shows highest peak of alteration index copper values range from 0.19 to 2.32 % against a background of 30 to 105 ppm has been recorded . Pb values range from 0.12 to 1.7 % against a background of 10 to 800 ppm .
Page 110
The assays in respect of individual samples drawn from Yeppamana mine were found to range from ' trace ' to as much as 715 g / t over the respective widths ( the value of 715 g was obtained for 30 cm width ) .
The assays in respect of individual samples drawn from Yeppamana mine were found to range from ' trace ' to as much as 715 g / t over the respective widths ( the value of 715 g was obtained for 30 cm width ) .
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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