Records of the Geological Survey of India, Volume 116The Survey, 1987 - 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 21
... Lower Triassic and Ladinian Stage . They encountered the presence of several ammonoid - zones of Lower Triassic in particular , a rich horizon of Prohungirites with rich fauna , present in four distinct layers . They consider that the ...
... Lower Triassic and Ladinian Stage . They encountered the presence of several ammonoid - zones of Lower Triassic in particular , a rich horizon of Prohungirites with rich fauna , present in four distinct layers . They consider that the ...
Page 114
... Lower Miocene age . A few radiolarians , diatoms and sponge spicules were also recorded . 7. 2. A. K. Chatterji ... lower- most zone ( 192.53 m - 230.60 m ) is characterised by Pteridophytic spore Callimispora and Gymospermous pollen ...
... Lower Miocene age . A few radiolarians , diatoms and sponge spicules were also recorded . 7. 2. A. K. Chatterji ... lower- most zone ( 192.53 m - 230.60 m ) is characterised by Pteridophytic spore Callimispora and Gymospermous pollen ...
Page 136
... ( Lower Permian ) . Thus the marine Permian Permian sequence in Arunachal Himalaya , earlier thought to represent only Lower Permian fauna , has been found to extend at least upto Upper Permian based on invertebrate fossil assemblage ...
... ( Lower Permian ) . Thus the marine Permian Permian sequence in Arunachal Himalaya , earlier thought to represent only Lower Permian fauna , has been found to extend at least upto Upper Permian based on invertebrate fossil assemblage ...
Contents
PALAEONTOLOGY AND STRATIGRAPHY DIVISION | 18 |
PUBLICATION AND INFORMATION DIVISION | 24 |
GEOPHYSICAL DIVISION | 34 |
Copyright | |
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alignment amphibolite Andhra Pradesh anomaly Asstt attended bands Bangalore basalt basemetal basin belt Bihar Bijawar biotite block boreholes Calcutta carried charnockite Circle clay coal coalfield comprises core covering an area Deccan Trap deposits depth Director District Divn dolomite drill holes dykes exploration exposed fault flows folds Formation fossils geochemical geological mapping Geologist Jr Geology Division geophysical geotechnical investigations glacier gneiss Gondwana granite gneiss Group Headquarters Hyderabad indicated Karnataka Kumar Laboratory laterite limestone line km located logged Lucknow Madhya Pradesh magnetic mapped an area mica mineral mineralisation Nagpur nala NW-SE Orissa pegmatite phosphorite phyllite power house proposed quartz quartzite Quaternary Regional river rock types S/Shri samples were collected sandstone scale schist seams sediments shale shear zone Shillong Shri Singh spillway sq km sq km area Srivastava strike length studies Supergroup surveys thickness toposheet traverse trending tunnel upto varying veins Vindhyan West