Records of the Geological Survey of India, Volume 130, Part 4The Survey, 1995 - 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
... schist , calc - silicate and marble and is correlatable with the Central Crystallines of the Higher Himalaya . Mapping in the Upper Siang district of Arunachal Pradesh along Yang Sang Chu valley has revealed two litho - tectonic units ...
... schist , calc - silicate and marble and is correlatable with the Central Crystallines of the Higher Himalaya . Mapping in the Upper Siang district of Arunachal Pradesh along Yang Sang Chu valley has revealed two litho - tectonic units ...
Page 22
... schists , micaceous quartzites with biotite porphyroblasts ( Tethyan suite ) Sillimanite - mica schists ... schist and micaceous quartzite in the upper part . The low grade greenschist metamorphic facies probably represents ...
... schists , micaceous quartzites with biotite porphyroblasts ( Tethyan suite ) Sillimanite - mica schists ... schist and micaceous quartzite in the upper part . The low grade greenschist metamorphic facies probably represents ...
Page 24
... schists , biotite quartz schist . A. Garnetiferous staurolite - sillimanite schist . Banded biotite augen gneiss , hornblende gneiss . Tuting Crystallines are defined by an allochthon of regional extent comprising coarse grained biotite ...
... schists , biotite quartz schist . A. Garnetiferous staurolite - sillimanite schist . Banded biotite augen gneiss , hornblende gneiss . Tuting Crystallines are defined by an allochthon of regional extent comprising coarse grained biotite ...
Contents
Foreword | 1 |
PROJECT2 LIMESTONE MEGHALAYA | 7 |
Regional geoenvironmental appraisal of Meghalaya | 9 |
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abutment amphibolite Archaean ARUNACHAL PRADESH Assam axial plane axis bands basemetal bed rock Bhuban Formation biotite block bore holes boreholes carried channel Chu valley clay comprises conglomerate construction Crystalline Complex depth dimension stones dips dolerite drilled dyke EAST KHASI HILLS evaluation excavation exposed folds foliation Gandhigram Formation GDP-LOG geoenvironmental GEOTECHNICAL INVESTIGATION gneisses granite gneiss granitoids grey Karbi Anglong district KHASI HILLS DISTRICT Kopili lamprophyre leakage limestone lithounits located Mahadek Formation Mawsynram medium grained Meghalaya metasedimentary metasediments micaceous Middle Bhuban migmatites mineralisation mylonitic Nagaon overburden phyllite power house proposed Proterozoic quartzite Quaternary reservoir river samples sandstone scale schist sediments Sela Group sequence shale Shillong Shillong Group Siang district siltstone slope soil spillway sq km sq km area sq.km structure studies Subansiri suitable Surma Group surveys Systematic geological mapping Tertiary thick Thrust Tilung Tipam Toposheet trending Tuting Crystallines Unconformity Upper Bhuban upstream WEST के