Records of the Geological Survey of India, Volume 142, Part 4The Survey, 2009 - 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 1
... trend in all directions . The joints are mainly sub vertical and also trend in all directions . Both prograde and retrograde metamorphism was observed in the mapped part of the area . The prograde metamorphism attains to granulite ...
... trend in all directions . The joints are mainly sub vertical and also trend in all directions . Both prograde and retrograde metamorphism was observed in the mapped part of the area . The prograde metamorphism attains to granulite ...
Page 4
... trends E - W and WNW - ESE around Nongkasen , Pariong and Nongjadoh and NW - SE , rarely N - S around Nongsahsniang and Rangblang in the south . Four sets of sub vertical joints trend along N - S , NE - SW , E - W and NW - SE . Around ...
... trends E - W and WNW - ESE around Nongkasen , Pariong and Nongjadoh and NW - SE , rarely N - S around Nongsahsniang and Rangblang in the south . Four sets of sub vertical joints trend along N - S , NE - SW , E - W and NW - SE . Around ...
Page 45
... trend of mylonitic fabric is N30 ° W - S30 ° E , dipping 20 ° -30 ° toward NE . The development of secondary chlorite along the foliation planes is its characteristic feature . Leucocratic gneiss grades into ultramylonite which looks ...
... trend of mylonitic fabric is N30 ° W - S30 ° E , dipping 20 ° -30 ° toward NE . The development of secondary chlorite along the foliation planes is its characteristic feature . Leucocratic gneiss grades into ultramylonite which looks ...
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Common terms and phrases
active fault alignment amphibolite anorthosite arsenic Arunachal Pradesh Assam bands basic granulite biotite biotite gneiss charnockite clay coarse grained core logging dam axis depth DETAILED CORRIDOR MAPPING dipping DIVISION REVIEW drill East Khasi Hills exposed feldspar field season fold foliation Formation gabbroic anorthosite Geochemical Mapping geological mapping geotechnical investigation gneiss granite granulite gravity grey H.E. Project Hazard Zone Imphal Jaintia Hills district Kakching Khasi Hills district Leikai located Lower Dibang Valley mapped area Mawpyut Mayudia Meghalaya metamorphism minerals Mizoram NE-SW overburden phyllite pink granite gneiss plagioclase porphyritic porphyritic granite power house Proterozoic quartz quartzite Ri-Bhoi Riangdo river sandstone scale schist shale Shillong sillimanite silt siltstone slope stations studies surge shaft tectonic thick toposheet trend West Kameng district West Khasi West Khasi Hills इस एवं का कार्य की के को जनपद टोपोशीट सं तथा पर भूवैज्ञानिक मानचित्रण किया गया मेघालय वर्ग से हेतु है