Records of the Geological Survey of India, Volume 83Geological Survey of India, 1950 - 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 456
... rocks are also present . All the above rocks , in which granulitic and gneissic textures are dominant , show evidences of metamor- phism under deep - seated conditions . The biotite - sapphirine schist is not a true schist in the sense ...
... rocks are also present . All the above rocks , in which granulitic and gneissic textures are dominant , show evidences of metamor- phism under deep - seated conditions . The biotite - sapphirine schist is not a true schist in the sense ...
Page 497
Geological Survey of India. Calcareous rocks . - The calcareous rocks , which occur bands in the mica - schists and also as inclusions in the gneisses and granites , belong to the following types : - 1. Crystalline limestones - fairly ...
Geological Survey of India. Calcareous rocks . - The calcareous rocks , which occur bands in the mica - schists and also as inclusions in the gneisses and granites , belong to the following types : - 1. Crystalline limestones - fairly ...
Page 519
... rock types in Girnar . Three series of independent observations have been made which give a clue to the evolution of these igneous rocks . ( i ) The micrometric measurements of type rocks have been carried out and the sequence of ...
... rock types in Girnar . Three series of independent observations have been made which give a clue to the evolution of these igneous rocks . ( i ) The micrometric measurements of type rocks have been carried out and the sequence of ...
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Common terms and phrases
abutment alignment alluvium amphibolites ANON ANON ANON Assam Assistant Geologist Auden Balasundaram bands bauxite beds Bihar biotite Bombay bore-holes cement cent charnockites cherts Circle and left clay coal coalfield colour Cuddapah dam-site days with effect deposits depth district dolerite drilling dykes east examined feet thick felspar furlongs garnetiferous geological mapping Geological Survey geophysical Ghosh gneisses gneissic Gondwana granite granulites grey Ground Water Division ground-water gypsum hills inches investigation iron-ore khondalites Kurnool laterite lignite limestone located M.Sc Madhya Pradesh Madras Messrs mineral Mining nala occur Orissa outcrops pegmatites phyllites quarries quartz quartz veins quartzites radiolarian railway reports Returned to headquarters river road rocks samples sand sandstone schists seams shales sheet 57 soil south-west Southern Circle square miles strike Subramanyam suitable Survey of India systematic mapping taluk Tertiary thin tion tons trap tunnel Uttar Pradesh valley village water supply West Bengal zone