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 24
... depth is common followed by 45-50m and 55 60m depth range respectively . In Kakching area , the depth ranges between 18m and 85m . 55 - 65m depth ranges and 35m are most common depth of tube wells . A clear cut relation between depth of ...
... depth is common followed by 45-50m and 55 60m depth range respectively . In Kakching area , the depth ranges between 18m and 85m . 55 - 65m depth ranges and 35m are most common depth of tube wells . A clear cut relation between depth of ...
Page 59
... 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 the bucket area to a depth ...
... 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 the bucket area to a depth ...
Page 60
... depth of 0.5m , below which porphyroblastic granite gneiss was encountered . The maximum RQD value of 30 % has been recovered between 37.30m and 39m depth . The core recovery varies from 6 % to 97 % . Four to five set of joints have ...
... depth of 0.5m , below which porphyroblastic granite gneiss was encountered . The maximum RQD value of 30 % has been recovered between 37.30m and 39m depth . The core recovery varies from 6 % to 97 % . Four to five set of joints have ...
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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