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 71
Tuffs show characteristic alteration to sericite / chlorite . The variants also show fragments of metabasalt and palagonite in a matrix of chlorite , chloritised glass shards , quartz and leucoxene with plagioclase and epidote ...
Tuffs show characteristic alteration to sericite / chlorite . The variants also show fragments of metabasalt and palagonite in a matrix of chlorite , chloritised glass shards , quartz and leucoxene with plagioclase and epidote ...
Page 75
Because of the presence of chlorite , sericite and disseminated sulphides and minor chert , the metatuff has higher Al2O3 , TiO2 , SiO2 , Fe , 0 , and K , O . This is supported by the comparable ratios of the relatively immobile ...
Because of the presence of chlorite , sericite and disseminated sulphides and minor chert , the metatuff has higher Al2O3 , TiO2 , SiO2 , Fe , 0 , and K , O . This is supported by the comparable ratios of the relatively immobile ...
Page 109
The auriferous lodes in the field are the products of shearing and alteration of original andesites to carbonate - chlorite - sericite schists , and they occur as linear bodies in a country of otherwise massive meta - andesites ( Sastry ...
The auriferous lodes in the field are the products of shearing and alteration of original andesites to carbonate - chlorite - sericite schists , and they occur as linear bodies in a country of otherwise massive meta - andesites ( Sastry ...
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Common terms and phrases
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
Bibliographic information
| Title | Records of the Geological Survey of India, Volume 120, Parts 2-8 Memoirs of the Geological Survey of India |
| Author | Geological Survey of India |
| Publisher | government of India., 1985 |
| Original from | University of Minnesota |
| Digitized | 15 Dec 2016 |
| Export Citation | BiBTeX EndNote RefMan |