Records of the Geological Survey of India, Volume 113, Part 6The Survey, 1984 - 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 28
... sericite and chlorite . Ferruginous brown matter occurs along the inter- granular boundaries . Rhyolite and granophyres : These acid volcanics occur in the north western part of the area . Rhyo- lite occurs around Mahla ( 19 ° 58 ' 80 ...
... sericite and chlorite . Ferruginous brown matter occurs along the inter- granular boundaries . Rhyolite and granophyres : These acid volcanics occur in the north western part of the area . Rhyo- lite occurs around Mahla ( 19 ° 58 ' 80 ...
Page 127
... sericite schist and actinolite - tremolite schist . The colour of different units varies from dull white to green to dark grey . Under microscope the rock reveals presence of chlorite , muscovite and felspar altered to kaoline . Quartz ...
... sericite schist and actinolite - tremolite schist . The colour of different units varies from dull white to green to dark grey . Under microscope the rock reveals presence of chlorite , muscovite and felspar altered to kaoline . Quartz ...
Page 143
... sericite schist and chlorite - muscovite schist with occasional porphyroblasts of garnet , chloritoid , kyanite and magnetite . Extensive granitic activity have transformed schistose rocks to gneisses end migmatites . Intense gaseous ...
... sericite schist and chlorite - muscovite schist with occasional porphyroblasts of garnet , chloritoid , kyanite and magnetite . Extensive granitic activity have transformed schistose rocks to gneisses end migmatites . Intense gaseous ...
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 assemblages augite basalt flows basin Bastar biotite block Bombay Island bore holes brown Buldana calcite charnockites chert cherty phosphorite chlorite clay clayey clinopyroxene conglomerate crystals Deccan Trap deposits dips district drainage erosional exhibit felspar formation fossil fragments Geol geomorphic glass gneisses grained Granite Gneiss Granulite Complex granulites greisens grey groundmass Group Gundul indicated Jhabua Kuhi laterite lava leptynites limestone Madhya Pradesh Maharashtra Maspur metasediments migmatite minerals Narmada Valley NW-SE occur olivine opaque oxides palagonite pebbles phenocrysts phosphatic phosphorite pigeonite plagioclase Plate porphyritic present pyroclastic pyroxene quartz quartzite Quaternary region river rock samples sand sandstone scarp schist seam sedimentary sediments sequence shale silt siltstone slope stream length stromatolites sub-surface surface Surv Survey of India Tapti tectonic terraces thick thin tourmaline trending tuff tungsten mineralisation Unconformity unit upto Vaghur varies vesicles vesicular volcanic wolframite zeolites