Records of the Geological Survey of India, Volume 125, Part 8The Survey, 1992 - 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 68
... extensions of the mineralisation on regional basis . During the F.S. 1990-91 geological exploration by drilling in the northern extension area of Tosham remained in progress by deploying three drill units . From the synthesis of the ...
... extensions of the mineralisation on regional basis . During the F.S. 1990-91 geological exploration by drilling in the northern extension area of Tosham remained in progress by deploying three drill units . From the synthesis of the ...
Page 75
... extension of tin mineralisation down dip to ( - ) 200m R.L. but with considerable depletion in tin content . The section intersected is constituted by 20 to 3100ppm Sn grade material with the bulk of values around 100 to 300 ppm Sn and ...
... extension of tin mineralisation down dip to ( - ) 200m R.L. but with considerable depletion in tin content . The section intersected is constituted by 20 to 3100ppm Sn grade material with the bulk of values around 100 to 300 ppm Sn and ...
Page 229
... extension of 100-150m and approximate depth to the top of causative body is 50m . The intervening area show weak I.P. response having no corroboration with S.P. and mag- netic anomalies . It may be due to deepening of causative body ...
... extension of 100-150m and approximate depth to the top of causative body is 50m . The intervening area show weak I.P. response having no corroboration with S.P. and mag- netic anomalies . It may be due to deepening of causative body ...
Contents
Geological Mapping | vi |
Review of work done by the Regional Geology Division Himachal Pradesh | viii |
6 | 13 |
Copyright | |
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aeolian Alluvium anomalies bands bank basin bed rock Bijawar biotite borehole clay comprising dam project Dehradun district deposits depth district dolomite drill holes excavation exposed facies field season flood plain fluvial folds foliation Formation Ganga Garhwal geochemical geological mapping geomorphic geomorphological geophysical Ghaghara glaciers gneiss grained granite gravity grey Group Haryana Himachal Pradesh Himalaya hydel incidence of gold indicated Jammu Kankar limestone lithological lithostratigraphy lithounits located magnetic micaceous mineral nala Newer Alluvium Older Alluvial Plain Older Flood Plain phyllite power house Precambrian quartz quartzite Quaternary geological Recent Alluvium regional river samples sand sandstone sandy scale schist sediments sequence shale shear zone silt siltstone Singh Siwalik hills slate slope Sonbhadra Sonbhadra district sq km stage geological investigation 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