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 203
... dipping fracture cleavages striking N.W.-S.E. have also been recorded . In meta - intrusives these planes show in places veinlets of quartz . Faults . In the area under investigation , there are only two minor normal faults which meet ...
... dipping fracture cleavages striking N.W.-S.E. have also been recorded . In meta - intrusives these planes show in places veinlets of quartz . Faults . In the area under investigation , there are only two minor normal faults which meet ...
Page 205
... dipping fractures which strike N.60 ° E. - S.60 ° W . They appear to be tension joints , as they are nearly at right angles to the axis of the syncline . The second system of the joints ( Fig . 4 ) , as revealed by their pattern and the ...
... dipping fractures which strike N.60 ° E. - S.60 ° W . They appear to be tension joints , as they are nearly at right angles to the axis of the syncline . The second system of the joints ( Fig . 4 ) , as revealed by their pattern and the ...
Page 272
... dipping . Horizontal joints . These are mostly mineralised joints which are deve- loped along the contact of two flows . These joints are usually wavy , as the top of the flows was scoriaceous and consequently uneven , when subsequent ...
... dipping . Horizontal joints . These are mostly mineralised joints which are deve- loped along the contact of two flows . These joints are usually wavy , as the top of the flows was scoriaceous and consequently uneven , when subsequent ...
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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