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 77
The pinch and swell nature of the mineralisation poses problem in defining the strike extensions as also in predicting the behaviour of ore shoots . Grade is not uniform through out the strike and along dip . The copper content with a ...
The pinch and swell nature of the mineralisation poses problem in defining the strike extensions as also in predicting the behaviour of ore shoots . Grade is not uniform through out the strike and along dip . The copper content with a ...
Page 78
... extensions have indicated high amounts of silver ( up to 135 g / t ) . Grains of native silver often associated with gold occur as inclusions in galena , and also in pyrrhotite and chalcopyrite . Copper concentrates have generally ...
... extensions have indicated high amounts of silver ( up to 135 g / t ) . Grains of native silver often associated with gold occur as inclusions in galena , and also in pyrrhotite and chalcopyrite . Copper concentrates have generally ...
Page 86
74 The territorial waters of India extend into the sea to a distance of twelve nautical miles measured from the appropriate base line . คอน Government of India Copyright 1994 . 10 769 مه Fig . 1. Map of Indian peninsula showing coastal ...
74 The territorial waters of India extend into the sea to a distance of twelve nautical miles measured from the appropriate base line . คอน Government of India Copyright 1994 . 10 769 مه Fig . 1. Map of Indian peninsula showing coastal ...
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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