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 9
... drilling indicated a vast resource potential of limestone suitable for cement , steel and chemical industries . As the boreholes in the regional exploration are spaced wide apart , the reserves estimated may best fall in the inferred ...
... drilling indicated a vast resource potential of limestone suitable for cement , steel and chemical industries . As the boreholes in the regional exploration are spaced wide apart , the reserves estimated may best fall in the inferred ...
Page 28
... drilling and sampling including collection of bulk samples to determine the quality of clay from the areas where quantitative estimation of the clay reserver has already been made . - Reconnoitory traverses over 150 1. km and auger drilling ...
... drilling and sampling including collection of bulk samples to determine the quality of clay from the areas where quantitative estimation of the clay reserver has already been made . - Reconnoitory traverses over 150 1. km and auger drilling ...
Page 77
... drilled along the dam axis close to the right bank encountered bedrock at a depth of 1.8m . The deeper channel portion ... drilling is considered necessary to establish the bedrock profile . In addition , availability of coarse and fine ...
... drilled along the dam axis close to the right bank encountered bedrock at a depth of 1.8m . The deeper channel portion ... drilling is considered necessary to establish the bedrock profile . In addition , availability of coarse and fine ...
Contents
AssamMeghalaya TripuraMizoram and ManipurNagaland | 3 |
Geological Mapping TripuraMizoram | 23 |
Geological Mapping ManipurNagaland | 29 |
Copyright | |
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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