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 248
... northern part of the area . The dips of the meta - sediments are as a rule very steep ( 60 ° -80 ° ) and are towards E.N.E. to E.S.E. At the northern end of the area the strike changes to west , W.S.W. and then abruptly to S.S.E. and ...
... northern part of the area . The dips of the meta - sediments are as a rule very steep ( 60 ° -80 ° ) and are towards E.N.E. to E.S.E. At the northern end of the area the strike changes to west , W.S.W. and then abruptly to S.S.E. and ...
Page 251
... Northern part of Nishkhal area . In the northern section , the ore - deposits are found on the western flark of a ridge leading N.N.E. to the hill top ( Fig . 1 ) . The outcrops of ore are between the altitudes 716 ard 902 metres , the ...
... Northern part of Nishkhal area . In the northern section , the ore - deposits are found on the western flark of a ridge leading N.N.E. to the hill top ( Fig . 1 ) . The outcrops of ore are between the altitudes 716 ard 902 metres , the ...
Page 255
... northern end of the third deposit and is exposed along the top of the ridge over a length of nearly 240 metres . The southern part of the deposit is 3 to 15 metres wide while the northern part bulges to more than 30 metres in width . Up ...
... northern end of the third deposit and is exposed along the top of the ridge over a length of nearly 240 metres . The southern part of the deposit is 3 to 15 metres wide while the northern part bulges to more than 30 metres in width . Up ...
Contents
GEOLOGICAL SURVEY OF INDIA | 190 |
STRUCTURE | 200 |
SUMMARY AND CONCLUSIONS | 209 |
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amphibole amphibole bearing quartzites amphibolites amygdaloidal aperture Balasore banded magnetite-hematite quartzites basalts beds biotite calcite cent chambers chondrules colour convolute laminations Cretaceous Deccan Traps deposits 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 gneisses grade grains granites grey quartzites heavy mineral hematite hornblende ilmenite intergrowth Kalahandi kilometres kyanite length Lenticulina limestone magnetite manganese content manganese-ore manganiferous khondalite Marginulina massive trap meta-intrusives meta-sediments metamorphism metres metres long metres wide Nishkhal occur old dunes olivine opaques outcrop pebbles phenocrysts plagioclase porphyritic porphyritic trap pyroxenes quartz quartzites Reuss ridge rutile samples sand dunes schistosity sediments shales siliceous sillimanite Soft vesicular species Subarnarekha Subarnarekha river Survey of India sutures thickness thin trend Utatur stage veins vesicles vesicular trap white gritty quartzites width Yerabali zircon