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 28
... consists of microlitic needles of plagioclase abundantly , with extremely fine grained pyroxene granules . The ... consist of anhedral opaques ( iron oxide ) . Euhedral calcite occupying the fractures in feldspar phenocrysts as seen in ...
... consists of microlitic needles of plagioclase abundantly , with extremely fine grained pyroxene granules . The ... consist of anhedral opaques ( iron oxide ) . Euhedral calcite occupying the fractures in feldspar phenocrysts as seen in ...
Page 30
... consists of altered grains of plagioclase and augite within an altered groundmass consis- ting of chlorite , epidote , zoisite , sericite and calcite . Quartz commonly occurs as irregular small grains , at places showing micropegmatitic ...
... consists of altered grains of plagioclase and augite within an altered groundmass consis- ting of chlorite , epidote , zoisite , sericite and calcite . Quartz commonly occurs as irregular small grains , at places showing micropegmatitic ...
Page 103
... consists mainly of dark brown coarse to fine sand , light yellow to brown fine silt and yellowish brown clay . This unit as a whole show graded bedding . The top clay fraction of the unit is hard and compact and contains persistent ...
... consists mainly of dark brown coarse to fine sand , light yellow to brown fine silt and yellowish brown clay . This unit as a whole show graded bedding . The top clay fraction of the unit is hard and compact and contains persistent ...
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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Common terms and phrases
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