Records of the Geological Survey of India, Volume 122, Part 8The Survey, 1987 - 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 130
... zone . Limonitization is a common feature in the shear zone . A few channel samples collected from the same shear zone during 1986-87 yielded 2.4 ppm Au and 16 ppm Ag . Besides , Cu values to the extent of 1.47 % were yielded by one ...
... zone . Limonitization is a common feature in the shear zone . A few channel samples collected from the same shear zone during 1986-87 yielded 2.4 ppm Au and 16 ppm Ag . Besides , Cu values to the extent of 1.47 % were yielded by one ...
Page 224
... zone is proved around El 530 m through exploratory drift L - 8 . Therefore , it is certain that this shear zone is to be met with below the clay , core - rock contact ( around E !. 490 m ) and in the downstream toe of the dam body ...
... zone is proved around El 530 m through exploratory drift L - 8 . Therefore , it is certain that this shear zone is to be met with below the clay , core - rock contact ( around E !. 490 m ) and in the downstream toe of the dam body ...
Page 225
... zone , it has - now been suggested to shift the portal sites of two of the diversion tunnels towards upstream and two of the diversion tunnels may be kept on the right bank of the river . During F.S. 1987-88 an area of about 25,000 m2 ...
... zone , it has - now been suggested to shift the portal sites of two of the diversion tunnels towards upstream and two of the diversion tunnels may be kept on the right bank of the river . During F.S. 1987-88 an area of about 25,000 m2 ...
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Common terms and phrases
aeolian alignment Alluvial Alluvium bands basin biotite borehole calcareous Central Crystalline CHAMOLI CHAMOLI DISTRICT channel clay comprising construction covered deposits depth dolomite downstream drill hole dunes excavation exposed fault field season folds foliation Formation Ganga Geol geological mapping GEOMORPHOLOGICAL geophysical glacier gneiss grained granite Granitoid HARYANA head race tunnel HIMACHAL PRADESH HYDEL PROJECT India 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 proposed quartzite Quaternary 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 INVESTIGATIONS studies surface power house Surv tectonic terrace Tethyan thick Thrust toposheet trending Triassic upstream upto UTTAR PRADESH valley