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 214
... amygdaloidal basalts . Spherulitic amygdaloidal basalts are common to the west of the Rawas river especially in the region between Jesadhar ( 21 ° 00 ′ : 71 ° 06 ′ ) and Ghora- wari ( 20 ° 00 ′ : 71 ° 01 ' ) . The spherules here are ...
... amygdaloidal basalts . Spherulitic amygdaloidal basalts are common to the west of the Rawas river especially in the region between Jesadhar ( 21 ° 00 ′ : 71 ° 06 ′ ) and Ghora- wari ( 20 ° 00 ′ : 71 ° 01 ' ) . The spherules here are ...
Page 268
... amygdaloidal : phenocrysts of felspar are about 3 mm . long and show 1 2 breadth to length ratio . Base of flow is ... amygdaloidal MASSIVE TRAP . 2.4 29.8 5.6 ( 1773-1496 ft . ) Coarse Massive trap : several calcareous veins about 2.5 ...
... amygdaloidal : phenocrysts of felspar are about 3 mm . long and show 1 2 breadth to length ratio . Base of flow is ... amygdaloidal MASSIVE TRAP . 2.4 29.8 5.6 ( 1773-1496 ft . ) Coarse Massive trap : several calcareous veins about 2.5 ...
Page 269
... amygdaloidal : Base of the flow is harder and coarser than the top . 4.6 Soft vesicular porphyritic trap , amygdaloidal : At 451 metres ( 1480 ft . ) above m.s.l. five layers of zeolites about 2.5 cm . thick are spaced at 15 cm ...
... amygdaloidal : Base of the flow is harder and coarser than the top . 4.6 Soft vesicular porphyritic trap , amygdaloidal : At 451 metres ( 1480 ft . ) above m.s.l. five layers of zeolites about 2.5 cm . thick are spaced at 15 cm ...
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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