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
... sediments , the value of Cu ranges from 5 ppm to 71 ppm ( only one sample analysed 71 ppm ) . Lead : Analytical values of Pb recorded in the bed rock ranges from 6 ppm to 89 ppm ( only one sample analysed more than 80 ppm and four ...
... sediments , the value of Cu ranges from 5 ppm to 71 ppm ( only one sample analysed 71 ppm ) . Lead : Analytical values of Pb recorded in the bed rock ranges from 6 ppm to 89 ppm ( only one sample analysed more than 80 ppm and four ...
Page 21
... sedimentary rocks and Quaternary sediments . The general geological succession of the study area is as follows : Lithological description Dark grey to black clay , silt and sand deposit Clay , sand gravel , pebble , boulder deposit Dark ...
... sedimentary rocks and Quaternary sediments . The general geological succession of the study area is as follows : Lithological description Dark grey to black clay , silt and sand deposit Clay , sand gravel , pebble , boulder deposit Dark ...
Page 27
... sediments with a few inselbergs of Archaean crystalline rocks . In the north bank the slope is from north to south , whereas in the south bank the slope is from south to north . The maximum and minimum elevations in the area Dandpal ...
... sediments with a few inselbergs of Archaean crystalline rocks . In the north bank the slope is from north to south , whereas in the south bank the slope is from south to north . The maximum and minimum elevations in the area Dandpal ...
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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