Records of the Geological Survey of India, Volume 124, Part 6The Survey, 1991 - 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 110
... veins , quartz- epidote - calcite veins Mafic to ultramafic and carbonatitic lavas with pillow structures and pahoehoe toes , volcanic agglomerate and breccia and tuff . BHG / BMG , phyllite , tuff , felspathic quartzite , staurolite ...
... veins , quartz- epidote - calcite veins Mafic to ultramafic and carbonatitic lavas with pillow structures and pahoehoe toes , volcanic agglomerate and breccia and tuff . BHG / BMG , phyllite , tuff , felspathic quartzite , staurolite ...
Page 113
... veins . Copper mineralisation is con- fined mainly to chert breccia and to a lesser extent to quartz veins . Large scale mapping , trenching and channel sampling across the shear zones indicated sulphide mineralisation in form of ...
... veins . Copper mineralisation is con- fined mainly to chert breccia and to a lesser extent to quartz veins . Large scale mapping , trenching and channel sampling across the shear zones indicated sulphide mineralisation in form of ...
Page 223
... veins . The present study deals with samples from bore- holes of Ranbori ' A ' block . The metabasics exhibit a moderate to strong mylonitic foliation ( S2 ) with a subordinate crenula- tion schistosity ( S , ) at about 70 ° to it . S ...
... veins . The present study deals with samples from bore- holes of Ranbori ' A ' block . The metabasics exhibit a moderate to strong mylonitic foliation ( S2 ) with a subordinate crenula- tion schistosity ( S , ) at about 70 ° to it . S ...
Contents
GEOLOGICAL MAPPING 1 to 106 | 13 |
MINERAL INVESTIGATIONS 107 to 154 | 113 |
GEOTECHNICAL INVESTIGATIONS 155 to | 169 |
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Common terms and phrases
aa flows Alluvium bands basalt flows basemetal basin Bastar district Bhander block borehole chert clay compound pahoehoe flows comprises Deccan Trap Denwa deposits depth drilling dykes Economic Geology Division ENE-WSW exposed faults felspar field season flow groups fossils fragmentary top geochemical Geologist Jr geophysical gneiss Gondwana gradient holes indicate intrusive Jabalpur joints Lameta laterite lava pile limestone lineament Madhya Pradesh MADHYA PRADESH Code MAHARASHTRA MAHARASHTRA Code massive medium grained metabasic mineralisation minerals moderately porphyritic Nagpur Narmada non-porphyritic occur pahoehoe Parsora pegmatites phenocrysts phyllite plagioclase porphyritic Precambrian Project pyrite quartz quartz reefs quartz veins quartzite red bole Regional Geology Division Rewa river rock Sakoli samples sandstone Sausar scale scheelite schist sediments sequence shale shear zone sparsely porphyritic sq km stratigraphic structure studies Supergroup Systematic geological mapping thick Tiki tion toposheet trending Unconformity Upper upto vesicular Vindhyan Supergroup volcanic Yavatmal YAVATMAL DISTRICTS