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. |
From inside the book
Results 1-3 of 25
Page 30
... groundmass consis- ting of chlorite , epidote , zoisite , sericite and calcite . Quartz commonly occurs as irregular small grains , at places showing micropegmatitic inter- growth with plagioclase ( labrodorite ) . Iron oxides ...
... groundmass consis- ting of chlorite , epidote , zoisite , sericite and calcite . Quartz commonly occurs as irregular small grains , at places showing micropegmatitic inter- growth with plagioclase ( labrodorite ) . Iron oxides ...
Page 42
... Groundmass The groundmass exhibits sub - ophitic , intergranular and intersertal textures which grade into hyalopilitic texture in the upper glassy vesicular portions of flows . In some samples angular to subangular , extremely fine ...
... Groundmass The groundmass exhibits sub - ophitic , intergranular and intersertal textures which grade into hyalopilitic texture in the upper glassy vesicular portions of flows . In some samples angular to subangular , extremely fine ...
Page 60
... Groundmass The groundmass is essentially composed of laths of plagioclase felspar and grains of clino- pyroxene with subsidiary amounts of opaque oxide , glass and rare olivine ( Fig . 8 ) . The relative percentage of groundmass ...
... Groundmass The groundmass is essentially composed of laths of plagioclase felspar and grains of clino- pyroxene with subsidiary amounts of opaque oxide , glass and rare olivine ( Fig . 8 ) . The relative percentage of groundmass ...
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 |
3 other sections not shown
Other editions - View all
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