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 26
Geological Survey of India. mixtures in varying proportions . Few fragmentary fossils of pelecypods namely Nucula , Leda ... varies from 4 ° -70 ° but generally of the order of 25 ° to 50 ° towards both east and west . Fold closures and ...
Geological Survey of India. mixtures in varying proportions . Few fragmentary fossils of pelecypods namely Nucula , Leda ... varies from 4 ° -70 ° but generally of the order of 25 ° to 50 ° towards both east and west . Fold closures and ...
Page 33
... varying degrees of serpentinisation . Serpentinite is invariably shows slickenslides and consists mainly serpen- tinised ... varies between NNW- SSE , and NNE - SSE , with plunge amounts varying from 30 ° to vertical . F3 folds are broad ...
... varying degrees of serpentinisation . Serpentinite is invariably shows slickenslides and consists mainly serpen- tinised ... varies between NNW- SSE , and NNE - SSE , with plunge amounts varying from 30 ° to vertical . F3 folds are broad ...
Page 84
... varying from 6.59 to 10.40 and shrinkage limits ranging from 20.71 to 26.57 . Accordingly shrinkage ratio lies ... varies from 195.86 to 256.38 Kg / cm2 . The constructional suitablity of Rangapahar Cantonment is assessed with the ...
... varying from 6.59 to 10.40 and shrinkage limits ranging from 20.71 to 26.57 . Accordingly shrinkage ratio lies ... varies from 195.86 to 256.38 Kg / cm2 . The constructional suitablity of Rangapahar Cantonment is assessed with the ...
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