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 76
... direction of strike occur , especially in the proximity of the granite masses . The oldest igneous rock of the area is the Khasi greenstone , which is intimately associated with the rocks of the Shillong series . It has a dark grey to ...
... direction of strike occur , especially in the proximity of the granite masses . The oldest igneous rock of the area is the Khasi greenstone , which is intimately associated with the rocks of the Shillong series . It has a dark grey to ...
Page 77
... direction of the main vertical joints of the granite lies between N. 5 E.-S. 5 W. , to N. 60 E.-S. 60 W. , thus showing a rough parallelism with the general strike of the Shillong series . The youngest intrusive rocks are dolerite dykes ...
... direction of the main vertical joints of the granite lies between N. 5 E.-S. 5 W. , to N. 60 E.-S. 60 W. , thus showing a rough parallelism with the general strike of the Shillong series . The youngest intrusive rocks are dolerite dykes ...
Page 78
... direction , as at Laitryngew . The basal Cherra sand- stone conglomerate was found by Mr. Ghosh on all the footpaths descending from the western edge of the main plateau into the valley of the Umiew river , at one place a 200 ft . thick ...
... direction , as at Laitryngew . The basal Cherra sand- stone conglomerate was found by Mr. Ghosh on all the footpaths descending from the western edge of the main plateau into the valley of the Umiew river , at one place a 200 ft . thick ...
Page 103
... direction across the granitic gneisses and porphyries . The cracks in these are generally filled with secondary veins and crystal aggregates of quartz . Another interesting obser- vation is the marginal chilling of the granite to a ...
... direction across the granitic gneisses and porphyries . The cracks in these are generally filled with secondary veins and crystal aggregates of quartz . Another interesting obser- vation is the marginal chilling of the granite to a ...
Page 142
... direction of which is nearly S. E.—N. W. The folding has reached a great amplitude there and the folds have been twisted and even crushed . All these 142 [ VOL . 73 . Records of the Geological Survey of India . 11 6 12 12.
... direction of which is nearly S. E.—N. W. The folding has reached a great amplitude there and the folds have been twisted and even crushed . All these 142 [ VOL . 73 . Records of the Geological Survey of India . 11 6 12 12.
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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