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 3
... range . Subhedral grains of hypersthene are seen next in abundance to the plagioclase . Hornblende is mostly associated with pyroxene and biotite . In the anorthosite variety , plagioclase constitutes nearly 90- 95 % with mafics and ...
... range . Subhedral grains of hypersthene are seen next in abundance to the plagioclase . Hornblende is mostly associated with pyroxene and biotite . In the anorthosite variety , plagioclase constitutes nearly 90- 95 % with mafics and ...
Page 19
... ranges fro 24 ppm to 109 ppm ( one sample analysed more than 100ppm and 22 samples between 50-100ppm ) . In the stream sediments , the value of Cu ranges from 5 ppm to 71 ppm ( only one sample analysed 71 ppm ) . Lead : Analytical ...
... ranges fro 24 ppm to 109 ppm ( one sample analysed more than 100ppm and 22 samples between 50-100ppm ) . In the stream sediments , the value of Cu ranges from 5 ppm to 71 ppm ( only one sample analysed 71 ppm ) . Lead : Analytical ...
Page 24
... ranges from 20m to 100m , however , 50 - 55m 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 ...
... ranges from 20m to 100m , however , 50 - 55m 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 ...
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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