Records of the Geological Survey of India, Volume 65The Survey, 1931 - Earthquakes Vols. 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 292
... kyanite - quartz - schist , which in its turn is underlain by chlorite - muscovite - schist . The transitional rocks ' are fine - grained , compact , and contain shreds of chlorite . The content of kyanite does not exceed 35 per cent ...
... kyanite - quartz - schist , which in its turn is underlain by chlorite - muscovite - schist . The transitional rocks ' are fine - grained , compact , and contain shreds of chlorite . The content of kyanite does not exceed 35 per cent ...
Page 296
... kyanite and sillimanite . Besides kyanite and sillimanite , which are mutually exclusive of each other , tourmaline , rutile , quartz and muscovite are essential ingredients . Usually kyanite or sili- manite amounts to from 50 to 70 per ...
... kyanite and sillimanite . Besides kyanite and sillimanite , which are mutually exclusive of each other , tourmaline , rutile , quartz and muscovite are essential ingredients . Usually kyanite or sili- manite amounts to from 50 to 70 per ...
Page 302
... kyanite or sillimanite , as boric oxide leaves the system . At a lower temperature - perhaps also in consequence of the concurrent stress , if any - kyanite would form . Under certain circumstances and perhaps at a higher temperature , ...
... kyanite or sillimanite , as boric oxide leaves the system . At a lower temperature - perhaps also in consequence of the concurrent stress , if any - kyanite would form . Under certain circumstances and perhaps at a higher temperature , ...
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Common terms and phrases
albite albite-Ala alluvium anticline Aravalli axis bands Bawzaing beds biotite Burma cent chaung Chhibber clay Coal complex composition conglomerate cordierite cracked crystalline deposits district Dogra slate dolerite dykes earthquake east epicentral fault feet felspar folding formation fossil garnet Geol geological gneiss Gondwana granite Hazara hills Himalayan horizons hypersthene inches Infra-Trias intrusions Irrawaddian Journ Krol kyanite limestone locality Lower Messrs metamorphism mica miles minerals Mogok Murree north-west northern Nummulitics occur outcrop Panjal pegmatite Pegu pericline phyllites plagioclase plane Plate plateau portion Punjab quartz quartzites Rajputana Range Rangoon reported ridge river rocks Sakoli Salkhala Salt sand sandstones schists shales Shan sheet shock shows Shwebo sillimanite Simla Siwalik south-east specimens stage strata structure Surv Survey of India syncline syntaxis Tertiary thick thin tion tons tract twinning unconformity Upper valley veins village Vindhyans zone