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 15
... block , Ri - Bhoi district , Meghalaya . The mapped area is occupied by micaceous quartz sillimanite schist , biotite gneiss with enclaves of anthophyllite belonging to the Archaean Gneissic Complex . An area of about 1 sq . km . was ...
... block , Ri - Bhoi district , Meghalaya . The mapped area is occupied by micaceous quartz sillimanite schist , biotite gneiss with enclaves of anthophyllite belonging to the Archaean Gneissic Complex . An area of about 1 sq . km . was ...
Page 19
... block , Ri- Bhoi district , Meghalaya , in parts of toposheet no . 780/9 . The item was formulated on the recommendations of the earlier workers in the F.S. 1981-82 to 1985-86 when a couple of boreholes drilled had intersected ...
... block , Ri- Bhoi district , Meghalaya , in parts of toposheet no . 780/9 . The item was formulated on the recommendations of the earlier workers in the F.S. 1981-82 to 1985-86 when a couple of boreholes drilled had intersected ...
Page 63
... blocks along the penstock alignment is likely to be between 3 to 5m . The presence of sheared / weathered amphibolite zone extending downstream of left training wall has been picked up during geological mapping and preparation of ...
... blocks along the penstock alignment is likely to be between 3 to 5m . The presence of sheared / weathered amphibolite zone extending downstream of left training wall has been picked up during geological mapping and preparation of ...
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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