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 97
... MINERALISATION IN PARTS OF. bands 300-400 m apart . These bands are 5 to 20 m wide and extend towards zone - I . However , in the Ranbori A - block , they pinch out ( as per surface studies ) after about 450 m . These bands occur ...
... MINERALISATION IN PARTS OF. bands 300-400 m apart . These bands are 5 to 20 m wide and extend towards zone - I . However , in the Ranbori A - block , they pinch out ( as per surface studies ) after about 450 m . These bands occur ...
Page 101
... mineralisation had been intersected in borehole BT - 1 within anthophyllite schist and in borehole BT - 2 within the quartz - biotite schist . During 1987-88 the drilling programme was continued to establish the strike extension of the ...
... mineralisation had been intersected in borehole BT - 1 within anthophyllite schist and in borehole BT - 2 within the quartz - biotite schist . During 1987-88 the drilling programme was continued to establish the strike extension of the ...
Page 187
... mineralisation is associated with pegmatite and quartz veins intruding into porphyritic granite along NNE - SSW trending shear zone.Mineralisation is mainly pyrite , chalcopyrite Geochemical samples indicated anomalous copper values ...
... mineralisation is associated with pegmatite and quartz veins intruding into porphyritic granite along NNE - SSW trending shear zone.Mineralisation is mainly pyrite , chalcopyrite Geochemical samples indicated anomalous copper values ...
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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