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 49
... weathered sandstone with intercalation of shale of Khasi and Jaintia Groups showing occasional presence of coal in Jaintia Group of rocks is exposed at places . The area also exposes a conglomerate horizon of Khasi Group in and around ...
... weathered sandstone with intercalation of shale of Khasi and Jaintia Groups showing occasional presence of coal in Jaintia Group of rocks is exposed at places . The area also exposes a conglomerate horizon of Khasi Group in and around ...
Page 59
... weathered granite at 1.90m depth followed by moderately to slightly weathered , medium to coarse grained , pinkish granite up to 20.20m depth . Fresh , hard and compact granite starts from 20.20m to 20.70m . BH - 7 has been drilled in ...
... weathered granite at 1.90m depth followed by moderately to slightly weathered , medium to coarse grained , pinkish granite up to 20.20m depth . Fresh , hard and compact granite starts from 20.20m to 20.70m . BH - 7 has been drilled in ...
Page 63
... weathered from 0.0 to 6.4m , moderately weathered from 6.4m to 10.5m and slightly weathered from 10.5 to 15m length . The rock is traversed by 3 sets of joints . The area is covered with thick vegetation , soil and scanty sandstone ...
... weathered from 0.0 to 6.4m , moderately weathered from 6.4m to 10.5m and slightly weathered from 10.5 to 15m length . The rock is traversed by 3 sets of joints . The area is covered with thick vegetation , soil and scanty sandstone ...
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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