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
... gneisses are delineated which includes charnockite gneiss , grey biotite gneiss , pink granite gneiss and augen gneiss . Among these gneisses , the pink granite gneiss is more dominant type . The gabbro anorthosite / anorthosite occurs ...
... gneisses are delineated which includes charnockite gneiss , grey biotite gneiss , pink granite gneiss and augen gneiss . Among these gneisses , the pink granite gneiss is more dominant type . The gabbro anorthosite / anorthosite occurs ...
Page 2
... Gneiss ( 1714+ 44 Ma ) Older Gneisses Granulites Early Proterozoic ( ? ) Complex west with Nongkasen in centre . The ... gneiss and migmatitic banded gneiss Grey biotite gneiss Basic granulite , charnockite & amphibolite -Basement not ...
... Gneiss ( 1714+ 44 Ma ) Older Gneisses Granulites Early Proterozoic ( ? ) Complex west with Nongkasen in centre . The ... gneiss and migmatitic banded gneiss Grey biotite gneiss Basic granulite , charnockite & amphibolite -Basement not ...
Page 12
... gneiss in the south central part of the area . Gneissic complex comprises granite gneiss , augen gneiss , sillimanite gneiss , biotite gneiss and cordierite - gneiss , amongst which granite gneiss is the most predominant unit . Augen gneiss ...
... gneiss in the south central part of the area . Gneissic complex comprises granite gneiss , augen gneiss , sillimanite gneiss , biotite gneiss and cordierite - gneiss , amongst which granite gneiss is the most predominant unit . Augen gneiss ...
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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