Records of the Geological Survey of IndiaGeological Survey of India, 1939 - 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 176
... mafic mineral as syenite . The felspar is much weathered . is invariably biotite with occasionally a little hornblende or chlorite . Among accessory minerals , besides occasional small amounts of quartz , magnetite and ilmenite are ...
... mafic mineral as syenite . The felspar is much weathered . is invariably biotite with occasionally a little hornblende or chlorite . Among accessory minerals , besides occasional small amounts of quartz , magnetite and ilmenite are ...
Page 421
... mafic minerals shown are pro- bably represented by biotite and iron - ore in the mode . The large percentage of albite shown probably occurs partly intergrown with a potash felspar in the perthite , partly as albite and myrmekite , and ...
... mafic minerals shown are pro- bably represented by biotite and iron - ore in the mode . The large percentage of albite shown probably occurs partly intergrown with a potash felspar in the perthite , partly as albite and myrmekite , and ...
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Common terms and phrases
1.-General Report 3.-Mineral Production Aravalli Assam Baluchistan basal Bengal Bihar biotite Bombay calcareous Calcutta cassiterite Central Provinces charnockite Chinji Coal Coal-field conglomerate Congr Coulson Cretaceous Deccan trap deposits Dhok Pathan Diener district earthquake east Eastern Eastern States Agency Eocene F. R. C. Reed fauna felspar formation Fossil garnet genus Geol Geological Survey Geologist Geology gneisses gneissic Gondwana granite Hills Himalayas India intrusive Journ Kashmir limestone Lower Madras Memoir metamorphic meteorite Mica miles minerals Mining Miscellaneous Notes Nagpur Narbada North-West Northern Shan occur outcrops Paliyad Permian phyllites Pinjor plateau print).-Annual report Proc Production of India Punjab quartz quartzite Rajputana Red Beds river rocks rupees Sahni Salt Range sandstones schists shales sheet Siwalik Southern species specimens Surv Survey of India Tertiary Trias Triassic Twenty-fourth Ind Upper Burma valley veins Vindhyan VOL VOL Western wolfram Yunnan