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 126
... values for tungsten of the order of 2500 ppm and 2000 ppm in tourmaline pegmatite and aplitic phase in the crestal part of Kaplas granite . These values are supported by a high value of 2000 ppm in the same area , recorded earlier ...
... values for tungsten of the order of 2500 ppm and 2000 ppm in tourmaline pegmatite and aplitic phase in the crestal part of Kaplas granite . These values are supported by a high value of 2000 ppm in the same area , recorded earlier ...
Page 140
... values have been drawn and the zones of different grades demarcated . An area of 0.38 sq km containing Au values of 0.1 gm / t and an area of 0.095 sq km , having gold values of 0.2 gm / t and above were demarcated and the possible ...
... values have been drawn and the zones of different grades demarcated . An area of 0.38 sq km containing Au values of 0.1 gm / t and an area of 0.095 sq km , having gold values of 0.2 gm / t and above were demarcated and the possible ...
Page
... values . Because of this , the area attained significance for noble metal exploration . Subsequently , geological and geophysical studies , followed by scout drilling were undertaken from Field Season 1985-86 onwards in Sonkorwa ...
... values . Because of this , the area attained significance for noble metal exploration . Subsequently , geological and geophysical studies , followed by scout drilling were undertaken from Field Season 1985-86 onwards in Sonkorwa ...
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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