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 41
... plagioclase , grains of augite and pigeonite with minor amounts of opaque ore , interstitial glass and / or mesostasis ( Fig - 8 ) . The flow Nos . I , III and IV are of olivine basalt with olivine content ranging between 15 and 28 per ...
... plagioclase , grains of augite and pigeonite with minor amounts of opaque ore , interstitial glass and / or mesostasis ( Fig - 8 ) . The flow Nos . I , III and IV are of olivine basalt with olivine content ranging between 15 and 28 per ...
Page 49
... plagioclase .. h b . 4. Fine to medium grained basalt exhibiting intergranular and intersertal textures with occasional phenocrysts of plagioclase and ,; augite . 2 1 3 5. Fine grained basalt rich in olivine phenocrysts . f1 . 6. Basalt ...
... plagioclase .. h b . 4. Fine to medium grained basalt exhibiting intergranular and intersertal textures with occasional phenocrysts of plagioclase and ,; augite . 2 1 3 5. Fine grained basalt rich in olivine phenocrysts . f1 . 6. Basalt ...
Page 60
... plagioclase laths and glass . Plagioclase Felspar Plagioclase ( An60 - An 75 ) constitutes a dominant phase among the phenocrysts ( 1.0 % to 12.5 % ) and occurs in all the flows . The plagioclase phenocrysts are idiomorphic and occur as ...
... plagioclase laths and glass . Plagioclase Felspar Plagioclase ( An60 - An 75 ) constitutes a dominant phase among the phenocrysts ( 1.0 % to 12.5 % ) and occurs in all the flows . The plagioclase phenocrysts are idiomorphic and occur as ...
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 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