Records of the Geological Survey of India, Volume 123, Part 2The Survey, 1990 - 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 20
... Complex of Lohit district , Arunachal Pradesh comprises a granodiorite - diorite complex with concordant bands of hypersthene gabbro . Roof pendants and enclaves of metasediments are com- mon in the Mishmi Complex . The entire sequence ...
... Complex of Lohit district , Arunachal Pradesh comprises a granodiorite - diorite complex with concordant bands of hypersthene gabbro . Roof pendants and enclaves of metasediments are com- mon in the Mishmi Complex . The entire sequence ...
Page 25
Geological Survey of India. DATING OF EARLY PRECAMBRIAN GRANITE - GREENSTONE COMPLEX OF THE EASTERN INDIAN PRECAMBRIAN SHIELD WITH SPECIAL REFERENCE TO CHHOTANAGPUR GRANITE GNEISS COMPLEX [ Code No. RP / - / Geochron- CHQ / BHAR / 87 ...
Geological Survey of India. DATING OF EARLY PRECAMBRIAN GRANITE - GREENSTONE COMPLEX OF THE EASTERN INDIAN PRECAMBRIAN SHIELD WITH SPECIAL REFERENCE TO CHHOTANAGPUR GRANITE GNEISS COMPLEX [ Code No. RP / - / Geochron- CHQ / BHAR / 87 ...
Page 28
... complex a Precambrian high grade mobile belt with a polymetamorphic and multidefor- mational history . Rb - Srisotopic studies carried out earlier on the migmatitic rocks of the Harbhangi dam site area in southwestern Orissa led to the ...
... complex a Precambrian high grade mobile belt with a polymetamorphic and multidefor- mational history . Rb - Srisotopic studies carried out earlier on the migmatitic rocks of the Harbhangi dam site area in southwestern Orissa led to the ...
Contents
Geochronology and Isotope Geology Division 1833 | 18 |
Central Petrological Laboratories 4450 | 44 |
Central Geophysics Division 5168 | 50 |
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Common terms and phrases
aeromagnetic amphibolite AMSE Wing analysis ANDHRA PRADESH anomalies Argada bands Barakar Barakar Formation Barren Measures Formation basin Bhutan BIHAR block boreholes Calcutta Central chalcopyrite chemical clay coal seams Coal Wing copper cores correlation cruise depth developed DISTRICT dolomite dykes east eastern EXPLORATION FOR COAL fault field season geochemical GEOLOGICAL MAP Geophysics Division gneisses GODAVARI VALLEY Gondwana grade grained granite gneiss grey GROUND EVALUATION heavy mineral horizon India indicated intersected isotopic Kamthi Formation Karnataka lignite limestone located MADHYA PRADESH mafic magnetic Marine Wing metamorphic migmatites million tonnes mineralisation NW-SE occur Orissa phyllite PRADESH Code Precambrian quartz quartzite range Raniganj REGIONAL EXPLORATION revealed samples sand sandstone scale schist seam zones sector sediments seismic sequence shale sq km sulphide surface surveys TALCHIR FORMATION thickness tion toposheet trending upto VALLEY COALFIELD varying vibrocores volcanics WEST BENGAL whole rock zone