Records of the Geological Survey of India, Volume 66Government of India, 1933 - 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 96
... pegmatite vein is seen in contact with limestone . The pegmatite vein is several feet thick and is com- posed of quartz and felspar . The major portion of the felspar is orthoclase , only a few grains of albite being present . The only ...
... pegmatite vein is seen in contact with limestone . The pegmatite vein is several feet thick and is com- posed of quartz and felspar . The major portion of the felspar is orthoclase , only a few grains of albite being present . The only ...
Page 108
... pegmatites , the whole of which are regarded as of igneous origin . The pegmatite and vein quartz magma which swamped this area must constitute nearly half the bulk of the rocks . Further north again , the belt of rocks consisting of ...
... pegmatites , the whole of which are regarded as of igneous origin . The pegmatite and vein quartz magma which swamped this area must constitute nearly half the bulk of the rocks . Further north again , the belt of rocks consisting of ...
Page 130
... pegmatite , quartz and quartzite , rest upon biotite - schists cut in all directions by reddish pink pegmatite . The foliation of the schists happens to be nearly parallel with the stratification of the grits , but there is no doubt ...
... pegmatite , quartz and quartzite , rest upon biotite - schists cut in all directions by reddish pink pegmatite . The foliation of the schists happens to be nearly parallel with the stratification of the grits , but there is no doubt ...
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Common terms and phrases
Alipore alluvium Arwa valley bands basal beds Burma Burmah Oil Co cardinal ridge cent Chhibber clay coal Coggin Brown Colaba Cretaceous decrease Dehra Dun district dolerite Douv Douvillé earthquakes east epicentral distance epidiorite feet felspar figs fossils genus Geol Geological Survey Gilgit glacier gneiss Gondwana granite hills Himalaya Hippurites hornblende India intrusive Journ Kodaikanal limestone Locality long waves Lower Messrs miles minerals minutes moraine Myitkyina district Nanga Parbat occur Ordovician Orthis outcrop output P. L. Renewal pegmatite phyllites pinnules pits Plate production Quantity quarry quartz quartzites Rajputana Rangoon recorded Reed river rocks Salkhala Salt Range sand sandstones schists seconds G. M. T. shales Shan sheet shell shock showing slates species specimens Surv Survey of India TABLE Tertiary thick Thinnfeldia tons valued Upper valve veins velocity Yeosin