Records of the Geological Survey of India, Volume 113, Parts 5-6Government of India, 1980 - Geology Includes the "Annual report of the Geological Survey of India," 1867- |
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Page 35
... quartz , magnetite , biotite , chlorite , carbonate and some green spinel . Some of the sections show plenty of carbonate material . ted rock appears massive and is interlaced by fissures which are filled with quartz veins . These veins ...
... quartz , magnetite , biotite , chlorite , carbonate and some green spinel . Some of the sections show plenty of carbonate material . ted rock appears massive and is interlaced by fissures which are filled with quartz veins . These veins ...
Page 30
... Quartz commonly occurs as irregular small grains , at places showing micropegmatitic inter- growth with plagioclase ( labrodorite ) . Iron oxides ( magnetite and ilmenite , at places altered to leucoxene ) occur as granular aggregates ...
... Quartz commonly occurs as irregular small grains , at places showing micropegmatitic inter- growth with plagioclase ( labrodorite ) . Iron oxides ( magnetite and ilmenite , at places altered to leucoxene ) occur as granular aggregates ...
Page 143
... quartz mica greisens . The stratigraphic succession worked out for the area is given below : Quaternary { Alluvium Laterite Intrusives Sakoli Group Quartz veins . Tourmaline / Quartz - mica greisen , locale of tungsten mineralisation ...
... quartz mica greisens . The stratigraphic succession worked out for the area is given below : Quaternary { Alluvium Laterite Intrusives Sakoli Group Quartz veins . Tourmaline / Quartz - mica greisen , locale of tungsten mineralisation ...
Contents
Geochemical distribution of Trace Elements Over the mineralised fault zone PAGE | 1 |
Geology of parts of Abujhmar area Narainpur Tehsil Bastar district Madhya | 24 |
Geological and Petrographic Studies of the Deccan Basalt Flows | 33 |
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Abujhmar alluvium Ambadongar anorthosite associated augite basalt flows basin beds biotite block bore holes borehole breccia Buldana calcite Charnockite chert chlorite clay clinopyroxene Deccan Trap deposits depth district drainage drilled dykes erosional exhibit exposed fault felspar fluorite folds formation fossil fragments gabbro geochemical Geol Geological Survey geomorphic glass gm/tonne gneisses grade grained granite granulites greisens grey groundmass Group Gundul hill indicated laterite lava layers limestone magnetite Maharashtra metasediments metres migmatite mineralisation minerals Narmada Valley NW-SE occurs olivine opaque phenocrysts phosphorite phyllite plagioclase Plate porphyritic present pyrite pyroclastic pyroxene quartz quartz veins quartzite Quaternary region Rhyolite river rocks samples sandstone schist seam sediments sequence shale slope spores stream stromatolites structure sub-surface sulphide surface Surv Survey of India Tapti thick thin trending tuff Unpublished GSI Report upto Vaghur varies volcanic width zone