Records of the Geological Survey of India, Volume 94The Survey, 1959 - Earthquakes 1867- includes the "Annual report of the Geological survey of India". |
From inside the book
Results 1-3 of 18
Page 269
... Base is marked by zeolites - filled tubes . Soft vesicular trap : poor gradation in number and size of vesicles is noticed from base to top of flow . Conse- quently variation in compactness is noticed . Base is marked by zeolite ...
... Base is marked by zeolites - filled tubes . Soft vesicular trap : poor gradation in number and size of vesicles is noticed from base to top of flow . Conse- quently variation in compactness is noticed . Base is marked by zeolite ...
Page 270
... Base of the flow is masked by the talus and soil . Exposed thickness is only measured . No ROCK EXPOSURE 1.5 14.6 STRUCTURAL FEATURES The Deccan Traps exposed in and around the Ajanta Caves do not exhibit any noticeable folding ...
... Base of the flow is masked by the talus and soil . Exposed thickness is only measured . No ROCK EXPOSURE 1.5 14.6 STRUCTURAL FEATURES The Deccan Traps exposed in and around the Ajanta Caves do not exhibit any noticeable folding ...
Page 274
... base in which none of the mineral constituents are recognisable even with the aid of a hand lens . The phenocrysts of felspars are lath - shaped and usually have serrated outlines whereas the phenocryst of pyroxene are somewhat acicular ...
... base in which none of the mineral constituents are recognisable even with the aid of a hand lens . The phenocrysts of felspars are lath - shaped and usually have serrated outlines whereas the phenocryst of pyroxene are somewhat acicular ...
Other editions - View all
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