Records of the Geological Survey of India, Volume 122, Part 8The Survey, 1989 - 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 187
... material and the remaining will rest over 15-20 m thick alluvial terrace material . Portal site for 80 m long construction adit to HRT has been selected . It lies about 425 m upstream of surge shaft in a thick competent sandstone band ...
... material and the remaining will rest over 15-20 m thick alluvial terrace material . Portal site for 80 m long construction adit to HRT has been selected . It lies about 425 m upstream of surge shaft in a thick competent sandstone band ...
Page 188
... material underlying a thin hill slope wash material . This material consists of small boulders and gravel layers and thin clay seams . The pervious layers are water charged causing erosion of terrace material in the vertical cut on the ...
... material underlying a thin hill slope wash material . This material consists of small boulders and gravel layers and thin clay seams . The pervious layers are water charged causing erosion of terrace material in the vertical cut on the ...
Page 196
... material consisting predominantly boulders of quartzite which continue down to 13.7 m depth . Individual core pieces of more than a metre length have been recovered . Below this , the overburden consisting of boulders of granite ...
... material consisting predominantly boulders of quartzite which continue down to 13.7 m depth . Individual core pieces of more than a metre length have been recovered . Below this , the overburden consisting of boulders of granite ...
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Common terms and phrases
aeolian alignment Alluvial Alluvium bands BASIN biotite calcareous CHAMOLI DISTRICT channel clay comprising construction covered deposits depth dolomite downstream drill hole dunes excavation exposed fault field season folds foliation Formation Ganga Garhwal geological mapping GEOLOGY AND GEOMORPHOLOGY GEOMORPHOLOGICAL MAP geophysical glacier gneiss grained granite Granitoid Group HARYANA HIMACHAL PRADESH Himalaya HYDEL PROJECT indicated JAMMU AND KASHMIR joints kankar km long Krol Kulu Kumar landslide left bank limestone lineament Lithology lithostratigraphy located logging metres micaceous mineralisation Murree nala Older Alluvium pegmatite penstock phyllite PITHORAGARH DISTRICT plane Precambrian proposed quartzite Quaternary race tunnel Recent Flood Plain regional right bank river road rocks samples sand sandstone scale schist sediments sequence shale Sharma shear zone silt siltstone Singh Siwalik slate slope Spiti sq km Srivastava STAGE GEOLOGICAL INVESTIGATION studies surface power house tectonic terrace Tethyan thick Thrust toposheet trending Triassic upstream upto UTTAR PRADESH valley