Records of the Geological Survey of India, Volume 125, Part 8The Survey, 1990 - 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 108
... Rock Types Hybrid Rock ( agmatite ) Quartz vein Metabasites Granite / Granite No. of samples 10 ppm to 20 ppm 1 1 No. of samples showing tungsten content < 100 ppm 100 ppm 2 1 34 gneisses Soil 90 8933 30 153 08 107 1853 48 40 Group of rocks ...
... Rock Types Hybrid Rock ( agmatite ) Quartz vein Metabasites Granite / Granite No. of samples 10 ppm to 20 ppm 1 1 No. of samples showing tungsten content < 100 ppm 100 ppm 2 1 34 gneisses Soil 90 8933 30 153 08 107 1853 48 40 Group of rocks ...
Page 151
... rock at 15.Om , 4.0m and 27.0m respectively . The bed rock , below the overburden , comprises dark green , hard and compact , massive , coarse to medium grained metabasic rock in the holes No. MB - 32 and MB - 34 , and are greyish white ...
... rock at 15.Om , 4.0m and 27.0m respectively . The bed rock , below the overburden , comprises dark green , hard and compact , massive , coarse to medium grained metabasic rock in the holes No. MB - 32 and MB - 34 , and are greyish white ...
Page 153
... rocks belonging to Central Crystalline Group which include besides other lithovariants , the gneisses and psammites as dominant rock types . The regional trend of foliation of the rocks in the area is NW - SE to EW with 30 ° -45 ° dip ...
... rocks belonging to Central Crystalline Group which include besides other lithovariants , the gneisses and psammites as dominant rock types . The regional trend of foliation of the rocks in the area is NW - SE to EW with 30 ° -45 ° dip ...
Contents
Review of work done by the Regional Geology Division Himachal Pradesh | 6 |
21 | 41 |
71 | 45 |
Copyright | |
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Active Flood Plain aeolian Alluvium anomalies bands bank basin bed rock Bijawar biotite borehole clay comprising Dehradun district deposits depth district dolomite drill holes excavation exposed facies field season flood plain fluvial folds foliation Formation Gandak Ganga Garhwal geochemical geological mapping geomorphic geomorphological geophysical Ghaghara glaciers gneiss grained granite gravity grey Group Haryana Himachal Pradesh Himalaya incidence of gold indicated Jammu kankar limestone Lithology lithostratigraphy lithounits located magnetic micaceous sand mineral nala Newer Alluvium Older Alluvial Plain Older Flood Plain palaeochannels phyllite power house Precambrian quartz quartzite Quaternary geological Ramganga Recent Alluvium regional river samples sandstone sandy scale schist sediments sequence shale shear zone silt siltstone Singh slate slope Sonbhadra Sonbhadra district sq km stromatolitic studies surface surveys Terrace Alluvium thick Thrust tion toposheet Tosham traverse trending tunnel Upper Siwalik upto Uttar Pradesh valley Varanasi Older Alluvium Yamuna के