Records of the Geological Survey of India, Volume 115, Parts 1-2Government of India, 1985 - 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 131
... folded into NNW- SSE trending isoclinal folds . It is intruded by biotite rich granite in Thwak Debsa ( 31 ° 58′30 ′′ : 77 ° 50′50 ′′ ) area . In the Parahio Valley the Kuling Formation rests uncon- formably over the Muth Formation ...
... folded into NNW- SSE trending isoclinal folds . It is intruded by biotite rich granite in Thwak Debsa ( 31 ° 58′30 ′′ : 77 ° 50′50 ′′ ) area . In the Parahio Valley the Kuling Formation rests uncon- formably over the Muth Formation ...
Page 134
... folded showing repetitions of the pelitic and quartzitic rocks . Three generations of minor folds ( related to three generations of major folds ) have been identified in the area . The first generation of folds ( F ) are tight reclined ...
... folded showing repetitions of the pelitic and quartzitic rocks . Three generations of minor folds ( related to three generations of major folds ) have been identified in the area . The first generation of folds ( F ) are tight reclined ...
Page 75
... folded . Further east , there are highly cleaved green shales , also purple shales with thin bands of calci - lutites . In a section upstream of Takmaching , the Nindam Formation con- tains a local diamictite with clasts of ammonite ...
... folded . Further east , there are highly cleaved green shales , also purple shales with thin bands of calci - lutites . In a section upstream of Takmaching , the Nindam Formation con- tains a local diamictite with clasts of ammonite ...
Contents
OFFSHORE MINERAL EXPLORATION AND MARINE GEOLOGY WING | 36 |
AIRBORNE MINERAL SURVEYS AND EXPLORATION WING | 46 |
MAP COMPILATION PUBLICATION INFORMATION DIVISION | 99 |
Copyright | |
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alignment Andaman Andhra Pradesh anomaly Asstt attended bands Banerjee Bangalore basalt basin block boreholes Calcutta chemical chert chromite Circle clay comprising conglomerate core covered Deccan trap Delhi deposits depth dips District DIVISION Director drill holes dunite Dutta dykes exploration exposed fault folds Formation geochemical geological investigation geological mapping Geologist Jr geophysical Ghosh gneiss Gondwana grade granite gneiss granitoid grey Gupta Headquarters Hydel Project Hyderabad India indicated Jaipur Karnataka Kumar laboratory Ladakh limestone located logging magnetic magnetite metamorphic migmatite mineral mineralisation Nagpur nala occur ophiolite OPHIOLITE BELT pegmatite peridotite phyllite power house Prasad proposed quartz quartzite RAC meeting Rajasthan Region river rock types S.T.A. Geology S/Shri sandstone scale schist sediments sequence serpentinite shale Sharma shear zone Shri siltstone Singh Sinha spillway sq km sq km area Srivastava studies surveys tectonic thick tion toposheet traverse mapping trending tunnel upto valley volcanics