Records of the Geological Survey of India, Volume 121, Part 1The Survey, 1986 - 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 31
... occur in both the structural levels , ( a ) in the upper structural unit as closely intercalated and interbedded with ophiolite volcanics and occasionally juxtaposed with other members of the suite , and ( b ) as slivers and olistoliths ...
... occur in both the structural levels , ( a ) in the upper structural unit as closely intercalated and interbedded with ophiolite volcanics and occasionally juxtaposed with other members of the suite , and ( b ) as slivers and olistoliths ...
Page 131
... occur at the boundary of low grade Daling metamorphites and higher grade Chungthang metasediments . Both gradational and sharp contacts have been noted . Younger tourmaline bearing granite occur as small intrusives concordant or ...
... occur at the boundary of low grade Daling metamorphites and higher grade Chungthang metasediments . Both gradational and sharp contacts have been noted . Younger tourmaline bearing granite occur as small intrusives concordant or ...
Page 187
... occur essentially with that lithotype . The oxide variety includes wolframite , huebnerite and possibly tungstanite as well , apart from the magnetite , titano- magnetite - ilmenite group of minerals . Scheelite occurs both as ...
... occur essentially with that lithotype . The oxide variety includes wolframite , huebnerite and possibly tungstanite as well , apart from the magnetite , titano- magnetite - ilmenite group of minerals . Scheelite occurs both as ...
Contents
CENTRAL HEADQUARTERS | 1 |
Drilling Diva | 20 |
Eastern Zone | 44 |
Copyright | |
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alignment amphibolite analysis arca assess bands basalt basalt flows basemetal basin Bihar biotite block boreholes carried charnockite clay coal comprises Construction stage covering an area Deccan Trap delineated deposits depth detailed mapping Director district DIVISION Headquarters dykes exploration exposed field season Formation foundation geochemical geological investigation Geologist Geologist(Sr Geology Division geomorphological geophysical surveys geotechnical investigation geothermal gneiss Gondwana grade granite granite gneiss graphite gravity Hydel indicated investigation was taken km was covered km was mapped limestone located logging Madhya Pradesh magnetic Maharashtra migmatites mineral mineralisation occur Orissa pegmatite phosphorite phyllite power house Pradesh programme proposed quartz quartzite Quaternary Rajasthan REGIONAL GEOLOGY river rock types samples were collected sandstone schist schist belt sediments shale shear zone Sidhi district spillway sq km strike length structure studies suggested sulphide Supergroup surface Systematic geological mapping thickness toposheet traverse mapping trench trending tunnel upto