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 207
... lower grade of metamorphism ( anthophyllite - cordierite sub - facies ) . The absence of sillimanite appears to be mainly due to deficiency of alu- mina in the original sediments , on the following evidences : - 1. The other aluminous ...
... lower grade of metamorphism ( anthophyllite - cordierite sub - facies ) . The absence of sillimanite appears to be mainly due to deficiency of alu- mina in the original sediments , on the following evidences : - 1. The other aluminous ...
Page 294
... lower most division of the Trichinopoly Cretaceous formations was assigned a Cenomanian age by Stoliczka on the basis of his palaeontological studies and Blanford's ( 1862 ) stratigraphical observations . L. Rama Rao ( 1923 ) while ...
... lower most division of the Trichinopoly Cretaceous formations was assigned a Cenomanian age by Stoliczka on the basis of his palaeontological studies and Blanford's ( 1862 ) stratigraphical observations . L. Rama Rao ( 1923 ) while ...
Page 314
... Lower Eocene Hard ironstone 7.6-15.2 cm . Fuller's earth with occasional ironstone bands and limonitic nodules 121.9 -304.8 cm . Coarse ferruginised sandstone Upper Palaeocene or Lower Eocene -Unconformity • Cretaceous ( ? Lower ) ...
... Lower Eocene Hard ironstone 7.6-15.2 cm . Fuller's earth with occasional ironstone bands and limonitic nodules 121.9 -304.8 cm . Coarse ferruginised sandstone Upper Palaeocene or Lower Eocene -Unconformity • Cretaceous ( ? Lower ) ...
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Common terms and phrases
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