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 171
... twinning axis being [ 001 ] and the Example 9 . association plane ( 010 ) . No. 1 contained a few small pericline and albite lamella and was also zoned ; that portion adjacent to the twinning plane had the same composition , 68 per cent ...
... twinning axis being [ 001 ] and the Example 9 . association plane ( 010 ) . No. 1 contained a few small pericline and albite lamella and was also zoned ; that portion adjacent to the twinning plane had the same composition , 68 per cent ...
Page 173
... twinning , albite - Ala B , was of relatively frequent occurrence in the plagioclases of dellenites and quartz - felspar - porphyries . The twinning axis of the complex , albite - Ala B , is perpendicular to the zone axis [ 100 ] , i.e. ...
... twinning , albite - Ala B , was of relatively frequent occurrence in the plagioclases of dellenites and quartz - felspar - porphyries . The twinning axis of the complex , albite - Ala B , is perpendicular to the zone axis [ 100 ] , i.e. ...
Page 177
... twinning twinning axis . axis , the angular direction of which can be measured . If the intersection be on the trace of the twinning plane , the twinning axis is in the twinning plane and the twin is a complex or a parallel twin ; if ...
... twinning twinning axis . axis , the angular direction of which can be measured . If the intersection be on the trace of the twinning plane , the twinning axis is in the twinning plane and the twin is a complex or a parallel twin ; if ...
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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