Records of the Geological Survey of India, Volume 111, Part 1Government of India, 1983 - Earthquakes 1867- includes the "Annual report of the Geological survey of India". |
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Page 22
... values ranged between 10-2500 ppb . Khetri area : -151 silver traps of this area were analysed for mercury by cold vapour AA ' technique . The values ranged between less than 3 to 40 nanogram Hg . 77 samples of gossan , sulphide and bed ...
... values ranged between 10-2500 ppb . Khetri area : -151 silver traps of this area were analysed for mercury by cold vapour AA ' technique . The values ranged between less than 3 to 40 nanogram Hg . 77 samples of gossan , sulphide and bed ...
Page 20
... values mostly ranging from 500 ppm to 1000 ppm with one sample exceeding 1000 ppm , while the Zr values for the granites in the northern part of the area are mostly below 300 ppm . One granite sample near Dhavala shows significant As value ...
... values mostly ranging from 500 ppm to 1000 ppm with one sample exceeding 1000 ppm , while the Zr values for the granites in the northern part of the area are mostly below 300 ppm . One granite sample near Dhavala shows significant As value ...
Page 190
... values ranging from 0.8 g / t to 20.8 g / t in NNE - SSW trending lode 1 and 0.4 g / t to 45.4 g / t in NNW - SSE to N - S trending lode 2 . Amphibolite - quartz and calcite vein , schistose amphi- bolite , white quartz vein with pyrite ...
... values ranging from 0.8 g / t to 20.8 g / t in NNE - SSW trending lode 1 and 0.4 g / t to 45.4 g / t in NNW - SSE to N - S trending lode 2 . Amphibolite - quartz and calcite vein , schistose amphi- bolite , white quartz vein with pyrite ...
Contents
PETROLOGY DIVISION | 1 |
GEOSCIENCE DATA CENTRE | 9 |
CHEMICAL DIVISION | 35 |
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alignment amphibolite analysis Andhra Pradesh anomaly zone bands basalt basin bauxite bedrock Bihar block boreholes Calcutta chemical clay coal Coalfield covered delineated deposits depth dipping Director dist district Division drill cores drill holes electrical resistivity exploration fault folded Formation fossils geochemical geological mapping Geologist Geophysical surveys geotechnical geothermal glacier gneiss Gondwana graphite Group Haryana Headquarters Himachal Pradesh Hydel I. P. anomaly India indicated Jammu laboratory laterite limestone line km located logged Madhya Pradesh magnetic magnetite Manuscripts processed Meghalaya metres migmatites mineralisation minerals nala NW-SE occurs Orissa phyllite pits power house Project proposed quartz quartzite regional river rock samples rock types S/Shri samples were collected sand sandstone scale schist seams Sector sediments seismic shale shear zone Shri soil spillway sq km strike length studies sulphide thickness tion tonnes Toposheet traverse trending tunnel upto Uttar Pradesh Valley varying West Bengal