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 4
... Amphibolite : Quartz + plagioclase feldspar + hornblende + biotite + hypersthene + sphene + apatite + zircon Nongstoin TS Marka sa 70 60 - Undifferetiated Gneiss (. Tertiary sediments occur as outliers and cappings over the Precambrian ...
... Amphibolite : Quartz + plagioclase feldspar + hornblende + biotite + hypersthene + sphene + apatite + zircon Nongstoin TS Marka sa 70 60 - Undifferetiated Gneiss (. Tertiary sediments occur as outliers and cappings over the Precambrian ...
Page 7
... amphibolite band possibly retrograded from basic granulite exposed SW of Tulakhola . Grey and pink granite gneiss are intimately associated , however the pink variety is more common in the southern part , the grey gneiss is more ...
... amphibolite band possibly retrograded from basic granulite exposed SW of Tulakhola . Grey and pink granite gneiss are intimately associated , however the pink variety is more common in the southern part , the grey gneiss is more ...
Page 9
... Amphibolite / Thin amphibolite band " ^^ ms BGr -Basic granulite / Thin basic granulite band -Ro ad INDEX - River SOFLO Gneissic Complex ( Mid die Pro terozoic ) -Silimanite / Corundum quarry Oc -Old open cast mines / Slag Older Basic ...
... Amphibolite / Thin amphibolite band " ^^ ms BGr -Basic granulite / Thin basic granulite band -Ro ad INDEX - River SOFLO Gneissic Complex ( Mid die Pro terozoic ) -Silimanite / Corundum quarry Oc -Old open cast mines / Slag Older Basic ...
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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