Records of the Geological Survey of India, Volume 79Geological Survey of India, 1953 - 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 52
... Mica Act , which had been repealed early in 1939 , should be reintroduced as a Viceroy's Ordinance to be known as the Mica Control Order , thus permitting greater control over the movement of mica . Following this meeting , Dr. Dunn was ...
... Mica Act , which had been repealed early in 1939 , should be reintroduced as a Viceroy's Ordinance to be known as the Mica Control Order , thus permitting greater control over the movement of mica . Following this meeting , Dr. Dunn was ...
Page 249
... mica pegmatite . 9. The Chota Nagpur granite - gneiss . 8. Crushed or fault breccia . 7. Garnet - amphibole ... mica - schist . 3. Sandstone and felspathic grits . 2. Hybrid mica - schists and gneisses . 1. Mica - schist , garnet - mica ...
... mica pegmatite . 9. The Chota Nagpur granite - gneiss . 8. Crushed or fault breccia . 7. Garnet - amphibole ... mica - schist . 3. Sandstone and felspathic grits . 2. Hybrid mica - schists and gneisses . 1. Mica - schist , garnet - mica ...
Page 553
... mica - bearing pegmatites are found traversing mica schists in different directions . In thickness they vary widely ; those at Pranao and Haldibaira mines they are about 30 to 35 feet thick , while at other places they range from 5 to ...
... mica - bearing pegmatites are found traversing mica schists in different directions . In thickness they vary widely ; those at Pranao and Haldibaira mines they are about 30 to 35 feet thick , while at other places they range from 5 to ...
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Common terms and phrases
A. K. Dey Aiyengar alluvium Assam Assistant Geologist B. C. Roy Baluchistan bands bauxite beds Bengal Bihar Bombay boulders Burma Calcutta cent Central Provinces charnockites chaung clay Clegg coal colour Congr Cretaceous deposits depth dolomites east Eastern Eastern States Agency examined feet thick ferruginous field fossils Geol Geological Survey Ghosh gneisses Gondwana graphite grey hill inches investigation J. B. Auden Journ khondalites Koraput district laterite limestone M. S. Krishnan Madras Party mapping Messrs mica miles mineral mines nala occur Orissa outcrop Party and left pegmatites phyllites Proc Provinces Party Punjab pyrites quarries quartz veins quartzites railway reports the occurrence Returned to headquarters ridge river road rocks Sahni Sambalpur Sambalpur district sand sandstones schists seam shales sheet Siwalik slates soil specimens sulphur Surv Survey of India tons Trichinopoly tube-wells United Provinces village water supply wolfram