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 42
... exposed in the area belong to Proterozoic and Paleozoic metasedimentary sequences . These rocks are bounded by sedimentary belt ( Siwaliks and Gondwanas ) in the south and Central Crystallines in the north . The rocks exposed in the ...
... exposed in the area belong to Proterozoic and Paleozoic metasedimentary sequences . These rocks are bounded by sedimentary belt ( Siwaliks and Gondwanas ) in the south and Central Crystallines in the north . The rocks exposed in the ...
Page 45
... exposed at 19.5 km and 37.1 km . The deformation induced fine layered mylonitic banding observed is mainly due to mylonitization of leucocratic gneiss . A 15 m thick limestone band is exposed around 70.5 km milestone from Roing on Roing ...
... exposed at 19.5 km and 37.1 km . The deformation induced fine layered mylonitic banding observed is mainly due to mylonitization of leucocratic gneiss . A 15 m thick limestone band is exposed around 70.5 km milestone from Roing on Roing ...
Page 49
... exposed . It is medium to fine grained , hard and compact . South of Laitlyngkot , bands of greenish metadoleritic intrusives are exposed in the area with general trend NE - SW . From Laitlyngkot to north of Mylliem coarse grained ...
... exposed . It is medium to fine grained , hard and compact . South of Laitlyngkot , bands of greenish metadoleritic intrusives are exposed in the area with general trend NE - SW . From Laitlyngkot to north of Mylliem coarse grained ...
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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