Records of the Geological Survey of India, Volume 122, Part 6The 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 50
... ranging from 15 to 50 m are exposed between the altitudes of 485 m and 770 m ( Table - II ) In Chincholi - Benoda - Mahendari area ( Table - 1 ) , ten ' Aa ' flows aphyric to sparsely porphyritic basalt have been demarcated between the ...
... ranging from 15 to 50 m are exposed between the altitudes of 485 m and 770 m ( Table - II ) In Chincholi - Benoda - Mahendari area ( Table - 1 ) , ten ' Aa ' flows aphyric to sparsely porphyritic basalt have been demarcated between the ...
Page 89
... ranging from 30-100 ppm only . Fluorite mineralisation in the form of fracture filling and cavity filling is found over 200 m length and 1 m width of the zone in the northern part of the shear zone . Soil samples in this part also ...
... ranging from 30-100 ppm only . Fluorite mineralisation in the form of fracture filling and cavity filling is found over 200 m length and 1 m width of the zone in the northern part of the shear zone . Soil samples in this part also ...
Page 94
... ranging from 0.02 % to 1.57 % . This works out to 0.42 % Sn over 2.90 m and 0.56 % Sn over 3.60 m width in granites and pegmatites . Based on these findings , the area was taken up for exploration of primary tin in Kondaras Dongri . The ...
... ranging from 0.02 % to 1.57 % . This works out to 0.42 % Sn over 2.90 m and 0.56 % Sn over 3.60 m width in granites and pegmatites . Based on these findings , the area was taken up for exploration of primary tin in Kondaras Dongri . The ...
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Common terms and phrases
Aa flow alignment alluvium anomaly zone Archaean basalt flows bed rock Bijawar block borehole calcareous chert Chhattisgarh clay compound pahoehoe conglomerate cores Dark grey Deccan basalt Deccan Trap deposits depth dips DISTRICT dolomite drill holes ENE-WSW Engineering Geology Engineering Geology Division excavation exposed fault Formation fractured fragmentary top fresh basalt geochemical Geologist Jr geophysical GEOTECHNICAL INVESTIGATIONS gneiss Gondwana gradient Group highly porphyritic Impersistent indicated intrusives Jabalpur joints Lameta laterite lava limestone located MADHYA PRADESH MADHYA PRADESH Code MAHARASHTRA MAHARASHTRA Code masonry medium grained mineralisation moderately porphyritic Nagpur Narmada NW-SE occur pahoehoe pahoehoe flow pegmatite porphyritic proposed Proterozoic quartz veins quartzite Quaternary Raipur RAIPUR DISTRICT red bole Regional Geology Division reservoir samples sandstone Satpura scale schist sediments sequence shale shear zone sparsely porphyritic spillway sq km sq km area stromatolitic studies subsurface exploration Supergroup thick toposheet traversed trending tunnel Unconformity upper upto vesicular Vindhyan के