Records of the Geological Survey of India, Volume 131, Part 4The Survey, 1996 - 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 4
... Sandstone Pre - Cambrian Archaean Gneissic Complex DIMIT - SUDUGIRI - NONGCHIKOID AREA ( 78 K / 14 & 15 ) The generalised lithostraigraphy worked out is given below : Lithology Shales and fine grained sandstone with rare limestone The ...
... Sandstone Pre - Cambrian Archaean Gneissic Complex DIMIT - SUDUGIRI - NONGCHIKOID AREA ( 78 K / 14 & 15 ) The generalised lithostraigraphy worked out is given below : Lithology Shales and fine grained sandstone with rare limestone The ...
Page 17
... Sandstone Formation . The most distinguishing features of Bokabil Formation is the alternation of laminae of sand , silt and clay ( rhythmites ) and the mudstones while that of Tipam Sandstone Formation has the salt and pepper like ...
... Sandstone Formation . The most distinguishing features of Bokabil Formation is the alternation of laminae of sand , silt and clay ( rhythmites ) and the mudstones while that of Tipam Sandstone Formation has the salt and pepper like ...
Page 24
... sandstone with thin bands of conglomerate in lower part . -unconformable ( ? ) Fine to medium grained sandstone with interbands of shale and siltstone Thinly bedded shale and siltstone , intercalated with fine grained micaceous sandstone ...
... sandstone with thin bands of conglomerate in lower part . -unconformable ( ? ) Fine to medium grained sandstone with interbands of shale and siltstone Thinly bedded shale and siltstone , intercalated with fine grained micaceous sandstone ...
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Common terms and phrases
alignment Alluvium ANTICLINE Archaean Arunachal Pradesh Assam AXIAL TRACE bands basin bedrock BHUBAN FORMATION biotite Bokabil boreholes boulders Chhimtuipui conglomerates construction dam axis Dawki depth Dibang Valley district dimension stone dips drilled East Khasi Hills erosion excavation exposed fault folds foliation Gandhigram Formation Garo Hills geoenvironmental GEOTECHNICAL APPRAISAL GEOTECHNICAL EVALUATION GEOTECHNICAL INVESTIGATION Ghosh gneiss gold and basemetal granite granitoid grey Hailakandi districts Hunli investigation for gold Jaintia Hills district kg/cm² KHASI HILLS DISTRICT Kopili Formation Lakadong landslide left abutment limestone located Longlai valley Lunglei districts magnetic VF Manipur marble medium grained Meghalaya mineral mineralisation Mizoram Multipurpose Project Nagaland OVERVIEW Papumpare penstock power channel proposed dam quartzite Quaternary resource right abutment right bank river road rocks sandstone scale schist sedimentary shear zone Shillong Group siltstone Siwalik slope spillway sq km sq km area structure studies suitable synclines Systematic geological mapping Tertiary thick Tilung Tipam TOPOSHEET trending upstream WEST KHASI