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
... groups . The first group of supra crustals composing mainly sillimanite bearing metasediments . The second group is made up of Gneissic Complex of Meso - Proterozoic age which includes granite gneiss , biotite gneiss and pink granite ...
... groups . The first group of supra crustals composing mainly sillimanite bearing metasediments . The second group is made up of Gneissic Complex of Meso - Proterozoic age which includes granite gneiss , biotite gneiss and pink granite ...
Page 39
... GROUP FORMATION BARA IL GROUP Kelkang Formation ( Jenam / Barago ) Laisong Formation ( Naogaon ) LITHOLOGY Predominantly olive green to khaki green , carbonaceous Shale with subordinate sandstone and Siltstone - transitional contact ...
... GROUP FORMATION BARA IL GROUP Kelkang Formation ( Jenam / Barago ) Laisong Formation ( Naogaon ) LITHOLOGY Predominantly olive green to khaki green , carbonaceous Shale with subordinate sandstone and Siltstone - transitional contact ...
Page 49
... Group of rocks is exposed at places . The area also exposes a conglomerate horizon of Khasi Group in and around Siatbakan . North of Lingkardem . to Laitlyngkot thick grayish white quartzite of Shillong Group is exposed . It is medium ...
... Group of rocks is exposed at places . The area also exposes a conglomerate horizon of Khasi Group in and around Siatbakan . North of Lingkardem . to Laitlyngkot thick grayish white quartzite of Shillong Group is exposed . It is medium ...
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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