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 viii
... veins varying in thick- ness from one centimetre to about 50 cm with a maximum lateral extent of about two metres . These veins occur in lensoidal and criss - cross pattern , filling voids and fractures of dark green calc - silicate ...
... veins varying in thick- ness from one centimetre to about 50 cm with a maximum lateral extent of about two metres . These veins occur in lensoidal and criss - cross pattern , filling voids and fractures of dark green calc - silicate ...
Page 26
... veins travers- ing Dudhi and Bijawar Groups . The syntectonic emplacement of these veins is evidenced by the augen structure . In areas of high quartzo - feldspathic activity and deformational forces the resultant rock resembles ...
... veins travers- ing Dudhi and Bijawar Groups . The syntectonic emplacement of these veins is evidenced by the augen structure . In areas of high quartzo - feldspathic activity and deformational forces the resultant rock resembles ...
Page 107
... veins . The deformational phases ( F1 & F2 ) have concentrated the quartz veins of F1 system in the hinge portion . In one set of veins , related to F1 , the gold is associated with galena chalcoprite and sphalerite whereas the veins ...
... veins . The deformational phases ( F1 & F2 ) have concentrated the quartz veins of F1 system in the hinge portion . In one set of veins , related to F1 , the gold is associated with galena chalcoprite and sphalerite whereas the veins ...
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