Records of the Geological Survey of India, Volume 108Geological Survey of India, 1983 - Earthquakes Vols. 1- include Report of the Geological Survey, 1867- ; v. 32- include Review of the mineral production of India, 1898/1903- ; v. 75 consists of Professional papers, no. 1-16; v. 76 consists of Bulletins of economic minerals. |
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Page 6
... thick pile of mafic volcanics at the base , succeeded by the iron - formation . The latter is con- formably overlain by a thick mass of shales interlayered with occasional mafic flows , and not too extensive bed / lenses of finegrained ...
... thick pile of mafic volcanics at the base , succeeded by the iron - formation . The latter is con- formably overlain by a thick mass of shales interlayered with occasional mafic flows , and not too extensive bed / lenses of finegrained ...
Page 171
... thick disseminated zone of chalcopyrite and pyrite was encountered . Borehole No. GDN - 4 encountered a 11.40 m thick zone , with disseminations of sphalerite and galena . Rewara An aggregate of 881.25 m was drilled in 6 boreholes ...
... thick disseminated zone of chalcopyrite and pyrite was encountered . Borehole No. GDN - 4 encountered a 11.40 m thick zone , with disseminations of sphalerite and galena . Rewara An aggregate of 881.25 m was drilled in 6 boreholes ...
Page 354
... thick pahoehoe flow in hillock .2707 ' 2.5 km east of Nandurtek ( 20 ° 23 ′ : 74 ° 16 ′ ) . ( 4 ) Banded agate with very closely spaced sharp bands and crystalline quartz occur in a 16.0 m thick aa flow and 75.0 m thick compound pahoe ...
... thick pahoehoe flow in hillock .2707 ' 2.5 km east of Nandurtek ( 20 ° 23 ′ : 74 ° 16 ′ ) . ( 4 ) Banded agate with very closely spaced sharp bands and crystalline quartz occur in a 16.0 m thick aa flow and 75.0 m thick compound pahoe ...
Contents
Map Division | 32 |
Publication Division | 41 |
Drilling Division | 48 |
Copyright | |
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alignment amphibolite Andhra Pradesh anomaly Asstt bands basalt bauxite bed rock biotite biotite gneiss block boreholes chalcopyrite charnockite Circle clay comprising conglomerate cores covered Cuddapah Deccan Trap deposits depth dips Director DISTRICT dolerite dolomite drill holes dykes encountered exposed fault folds foliation Formation foundation garnetiferous geochemical geological mapping Geologists Jr GEOLOGY DIVISION geophysical geotechnical gneiss grade grained granite granite gneiss granulite graphite grey Group hornblende indicated intrusives investigation Karnataka Kerala laboratory laterite limestone located logged magnetite metres mica schist migmatite million tonnes mineralisation minerals Murthy nala NW-SE occur officers Orissa pegmatite phyllite pits porphyritic power house Project proposed pyrite pyrrhotite quartz quartz veins quartzite Quaternary Region river rock types samples sand sandstone Sarvashri scale schist seams sediments sequence shales shear zone Shri Singh Sinha soil spillway sq km strike length studies sulphide surveys taluks thick traverse trending tunnel upto valley varies