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 19
... soil and 78 nos . bed rock samples on a ( 100m x 100m ) grid pattern besides 13 nos . stream sediment were collected for chemical analyses . Another six bedrock samples were collected for petrological studies . The soil and bed rock ...
... soil and 78 nos . bed rock samples on a ( 100m x 100m ) grid pattern besides 13 nos . stream sediment were collected for chemical analyses . Another six bedrock samples were collected for petrological studies . The soil and bed rock ...
Page 29
... soil samples in ( 2 X 2 ) Km and 44 soil samples in ( 4 X 4 ) Km grid . All the soil samples were collected from the Quaternary sediments of Kharupetia ( Sorbhog ) , Mangaldoi ( Hauli ) Formation from the northern bank and Morigaon ...
... soil samples in ( 2 X 2 ) Km and 44 soil samples in ( 4 X 4 ) Km grid . All the soil samples were collected from the Quaternary sediments of Kharupetia ( Sorbhog ) , Mangaldoi ( Hauli ) Formation from the northern bank and Morigaon ...
Page 59
... soil in debris material . Core logging aggregating to 15.00m length pertaining to three drill holes drilled at intake ( RL 132m ) , Surge shaft ( RL 151.92m ) and penstock area ( RL 144.23m ) has been done . BH - l drilled at intake ...
... soil in debris material . Core logging aggregating to 15.00m length pertaining to three drill holes drilled at intake ( RL 132m ) , Surge shaft ( RL 151.92m ) and penstock area ( RL 144.23m ) has been done . BH - l drilled at intake ...
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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