Records of the Geological Survey of India, Volume 127, Part 4The Survey, 1995 - 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 48
... river , is bounded on the north by the Lohit range and on the south by the Patkoi range . An area of about 15 sq . km was covered by reconnoitory traverses east of Vijaynagar on scale 1 : 50,000 . These surveys have revealed two ...
... river , is bounded on the north by the Lohit range and on the south by the Patkoi range . An area of about 15 sq . km was covered by reconnoitory traverses east of Vijaynagar on scale 1 : 50,000 . These surveys have revealed two ...
Page 78
... river Dikhu flows through a 40m ( approx . ) wide channel at R.L 171m during winter at the dam site . However , the flood plain of the river is 100m wide at R.L 172m . The left abutment rises at a gentler slope upto elevation 218m and ...
... river Dikhu flows through a 40m ( approx . ) wide channel at R.L 171m during winter at the dam site . However , the flood plain of the river is 100m wide at R.L 172m . The left abutment rises at a gentler slope upto elevation 218m and ...
Page 79
... river section at along the proposed coffer dam axis have indicated bed rock at a depths of 11.0m towards the abutments and 24m at the centre of the river . Excavation of the 253.5m long diversion tunnel located on the left bank of the river ...
... river section at along the proposed coffer dam axis have indicated bed rock at a depths of 11.0m towards the abutments and 24m at the centre of the river . Excavation of the 253.5m long diversion tunnel located on the left bank of the river ...
Contents
AssamMeghalaya TripuraMizoram and ManipurNagaland | 3 |
Geological Mapping TripuraMizoram | 23 |
Geological Mapping ManipurNagaland | 29 |
Copyright | |
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Common terms and phrases
Abor volcanics abutment Aizawl alignment amphibolite anomaly anticlines arenaceous argillaceous ARUNACHAL PRADESH Assam axial bands Barail Group bed rock Bhuban Formation block Bokabil bore holes boreholes Brahmaputra Buxa Formation Chandel districts channel chromite clay dam axis deposits depth Disang dolomite drilling East Siang East Siang district Engineering Geology excavated exposed faults field season fold geochemical geomorphological geotechnical gneiss grey Group of rocks harzburgite hill indicated investigation Jorhat limestone lithological lithounits located LUNGLEI DISTRICTS Manipur medium grained Meghalaya mineral mineralisation MIZORAM NAGALAND nala NE-SW Noa Dihing occur Older Alluvial Plain ophiolite pelagic sediments Phyllite power house Precambrian Project proposed quartz quartzite Quaternary regional right bank river Samchampi samples sandstone schist sequence shale shear Shergaon Shillong Shillong Group silt siltstone slope sq.km structures studies sulphides surface Surma Group synclines systematic geological mapping terrace Tertiary thick Tipam traverses Tripura tunnel ultramafic Umpyrtha area unconformably upto veins Yinkiong zone