Records of the Geological Survey of India, Volume 108The Survey, 1977 - 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 354
... occur in small geodes in a 20.0 m thick pahoehoe flow in hillock .2217 ' 2.5 km NW of Dahivad ( 20 ° 26 ′ 74 ° 18 ′ ) . ( 3 ) Small vugs and drusy cavities lined by chalcedony and filled with agate , quartz and amethyst occur in a 47 m ...
... occur in small geodes in a 20.0 m thick pahoehoe flow in hillock .2217 ' 2.5 km NW of Dahivad ( 20 ° 26 ′ 74 ° 18 ′ ) . ( 3 ) Small vugs and drusy cavities lined by chalcedony and filled with agate , quartz and amethyst occur in a 47 m ...
Page 393
... occurring within the granite - granodioritic country rock near Taregaon ( 64 B16 ) . About 6 linear bodies of varying dimensions occur in the area , the largest of these occur in discontinuous patches over a length of 500 m , and is ...
... occurring within the granite - granodioritic country rock near Taregaon ( 64 B16 ) . About 6 linear bodies of varying dimensions occur in the area , the largest of these occur in discontinuous patches over a length of 500 m , and is ...
Page 85
... occur as phenocrysts in 32 flows out of 42 . They are mostly of augite and phenocrystic pigeonite appears to be rare . The clinopyroxene ( augite ) appears to have started crystallising before the eruption in most , if not all flows ...
... occur as phenocrysts in 32 flows out of 42 . They are mostly of augite and phenocrystic pigeonite appears to be rare . The clinopyroxene ( augite ) appears to have started crystallising before the eruption in most , if not all flows ...
Contents
VOLUME 108 | 36 |
GENERAL REPORT OF THE GEOLOGICAL SURVEY OF INDIA | 52 |
CONTENTS | 83 |
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alignment amphibolite Andhra Pradesh anomaly Asstt bands Banerjee basalt bauxite bed rock biotite block boreholes carried chalcopyrite charnockite clay collected comprising conglomerate copper core covered Deccan Trap Delhi deposits depth dips Director DISTRICT dolerite dolomite drill holes dykes encountered exposed fault flows folds foliation Formation fossils foundation geochemical geological mapping Geologists Jr geophysical geotechnical gneiss grade grained granite granite gneiss graphite grey Group Gupta Hydel indicated intrusives investigation Laboratory laterite left bank limestone located logged Madhya Pradesh magnetite mica schist migmatites million tonnes mineralisation minerals Murthy nala NW-SE occur pegmatite phyllites pits plane power house Project proposed pyrite quartz quartz veins quartzite Rajasthan 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 thick traverse trending tunnel upto valley varies