Records of the Geological Survey of India, Volume 94The Survey, 1959 - Earthquakes 1867- includes the "Annual report of the Geological survey of India". |
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Page 249
... siliceous limonite usually border the ore - bod ́es on either side with sharp contacts . Gradation of high grade and medium grade ores into ferruginous ore or manganiferous limonite along the strike of individual ore - bodies is also a ...
... siliceous limonite usually border the ore - bod ́es on either side with sharp contacts . Gradation of high grade and medium grade ores into ferruginous ore or manganiferous limonite along the strike of individual ore - bodies is also a ...
Page 253
... siliceous intercalations . 48.2 Hard ore with thin siliceous intercalations . 49.4 Hard ore ( 20 cm . siliceous band left out ) . -- Low grade siliceous ore . 40-8 Hard ore . 45.4 Hard ore . Trench 26- ( 64 metres south of 30 ...
... siliceous intercalations . 48.2 Hard ore with thin siliceous intercalations . 49.4 Hard ore ( 20 cm . siliceous band left out ) . -- Low grade siliceous ore . 40-8 Hard ore . 45.4 Hard ore . Trench 26- ( 64 metres south of 30 ...
Page 259
... siliceous . From 305 metres W.S.W. of Kinchkhal to'670 metres north - west of the village there are several thin bands of manganese ore , manganese - quartz rock and manganese - bearing brecciated quartzite , occurring intermittantly in ...
... siliceous . From 305 metres W.S.W. of Kinchkhal to'670 metres north - west of the village there are several thin bands of manganese ore , manganese - quartz rock and manganese - bearing brecciated quartzite , occurring intermittantly in ...
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Ajanta Caves amphibole amphibole bearing quartzites amygdaloidal assemblage Balasore Balasore coast basalts beds biotite calc-silicate rocks calcite cent chambers chondrules Coarse colour convolute laminations Cretaceous crystals Deccan Traps dipping district dolerites dune sands dykes east enstatite felspar ferruginous Figured specimen flows folds foraminifera formations G.S.I. Type garnet Genus Geol Geological Geologist Gir forest grade grains granites heavy mineral hematite hills hornblende ilmenite intergrowth kilometres kyanite length Lenticulina limestone magnetite manganese manganese content manganiferous khondalite Marginulina massive trap meta-sediments metamorphism meteorite metres metres long metres wide nala Nishkhal north-west occur old dunes olivine opaques Orissa outcrop 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 sutures thickness thin trend Trichinopoly Utatur stage veins vesicles vesicular trap width zircon