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 1
... Proterozoic age which includes granite gneiss , biotite gneiss and pink granite gneiss . The third and the youngest group is Neo Proterozoic granite of coarse grained pink and grey granite . The Sylhet traps of Cretaceous age occur on ...
... Proterozoic age which includes granite gneiss , biotite gneiss and pink granite gneiss . The third and the youngest group is Neo Proterozoic granite of coarse grained pink and grey granite . The Sylhet traps of Cretaceous age occur on ...
Page 2
... Proterozoic Batholith Mid Proterozoic Group Jaintia Formation Shella Unconformity- South Khasi ( 690 Ma ) Younger Basic Intrusives Gneissic ( 1462 & 1450 Ma ) Younger Gneiss ( 1714+ 44 Ma ) Older Gneisses Granulites Early Proterozoic ...
... Proterozoic Batholith Mid Proterozoic Group Jaintia Formation Shella Unconformity- South Khasi ( 690 Ma ) Younger Basic Intrusives Gneissic ( 1462 & 1450 Ma ) Younger Gneiss ( 1714+ 44 Ma ) Older Gneisses Granulites Early Proterozoic ...
Page 9
... Proterozoic ) XXXXXXX - Augen Gneiss Undifferentiated gneiss pink & grey granite gneisses ) - Grey granite gneiss with cordierite boud in s / Th in bands of cordierite bearing gneiss AAAAmp - Amphibolite / Thin amphibolite band " ^^ ms ...
... Proterozoic ) XXXXXXX - Augen Gneiss Undifferentiated gneiss pink & grey granite gneisses ) - Grey granite gneiss with cordierite boud in s / Th in bands of cordierite bearing gneiss AAAAmp - Amphibolite / Thin amphibolite band " ^^ ms ...
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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