Records of the Geological Survey of India, Volume 94The Survey, 1966 - Earthquakes 1867- includes the "Annual report of the Geological survey of India". |
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Page 262
... intergrowth of rutile and hematite . - An uncommon inter- growth of rutile and hematite has been noted in these ores and it calls for special remarks . The intergrowth is represented by numerous cuneiform blebs of rutile ( Pl . 14 , fig ...
... intergrowth of rutile and hematite . - An uncommon inter- growth of rutile and hematite has been noted in these ores and it calls for special remarks . The intergrowth is represented by numerous cuneiform blebs of rutile ( Pl . 14 , fig ...
Page 263
... intergrowth . The following features are noteworthy : ( 1 ) blebs of rutile in graphic intergrowth with ilmenite are always acccompanied by hematite ; ( 2 ) hematite ( not martite ) occurs only in close association with these blebs of ...
... intergrowth . The following features are noteworthy : ( 1 ) blebs of rutile in graphic intergrowth with ilmenite are always acccompanied by hematite ; ( 2 ) hematite ( not martite ) occurs only in close association with these blebs of ...
Page 265
... intergrowth in ores from Queensland and conclued eutectic deposition of rutile and ilme- nite . Since there is clear evidence of rutile being younger than ilmenite in the specimens in which such graphic like intergrowth is noted the ...
... intergrowth in ores from Queensland and conclued eutectic deposition of rutile and ilme- nite . Since there is clear evidence of rutile being younger than ilmenite in the specimens in which such graphic like intergrowth is noted the ...
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Common terms and phrases
amphibole amphibole bearing quartzites amygdaloidal assemblage Balasore basalts beds biotite calc-silicate rocks calcite cent chambers chondrules Coarse colour convolute laminations Cretaceous crystals Deccan Traps deposits dipping district dolerites dune sands dykes east enstatite felspar ferruginous Figured specimen flows folds foraminifera formations Fuller's earth G.S.I. Type garnet Genus Geol Geologist Gir forest gneisses grade grains granites heavy mineral hematite hornblende ilmenite intergrowth kilometres kyanite length Lenticulina limestone magnetite manganese manganese content manganese-ore manganiferous khondalite Marginulina massive trap meta-sediments metamorphic meteorite metres metres long metres wide nala Nishkhal occur old dunes olivine opaques outcrop pebbles phenocrysts plagioclase porphyritic porphyritic trap pyroxenes quartz quartzites Rajasthan Reuss ridge rutile samples sand dunes Sastry schistosity sediments shales siliceous sillimanite Soft vesicular species Subarnarekha river Surv Survey of India sutures thickness thin Trichinopoly Utatur stage veins vesicles vesicular trap width zircon