Records of the Geological Survey of India, Volume 72The Survey, 1937 - 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 160
... seen among the major isoclinal flexures of the series . The plane of contact with the Salkhalas at the south - west margin is an unconformity , well seen at the head - waters of the numerous transverse defiles descending into the Tilel ...
... seen among the major isoclinal flexures of the series . The plane of contact with the Salkhalas at the south - west margin is an unconformity , well seen at the head - waters of the numerous transverse defiles descending into the Tilel ...
Page 354
... seen between galena and tetrahedrite , galena and an- kerite , and galena and sphalerite . A thin film of chalcopyrite around a patch of bournonite in galena was also seen . It is , therefore , certain that a minute amount of ...
... seen between galena and tetrahedrite , galena and an- kerite , and galena and sphalerite . A thin film of chalcopyrite around a patch of bournonite in galena was also seen . It is , therefore , certain that a minute amount of ...
Page 355
... seen in tetrahedrite ( Plate 28 , fig . 2 ) . Galena often shows a distorted cleavage and is even brecciated in ... seen to replace chalcopyrite and tetra- hedrite . Galena alters to cerussite , which may contain veinlets of anglesite ...
... seen in tetrahedrite ( Plate 28 , fig . 2 ) . Galena often shows a distorted cleavage and is even brecciated in ... seen to replace chalcopyrite and tetra- hedrite . Galena alters to cerussite , which may contain veinlets of anglesite ...
Contents
1727 | 1 |
The Snout of the Gangotri Glacier Tehri Garhwal By J B Auden | 7 |
PERMOCARBONIFEROUS LIMESTONE INLIERS IN THE SUBHIMA | 13 |
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A. L. Coulson Agglomeratic Slate Assam Attock bakelite band beds Burma Burzil calc-gneisses Calcutta cement cent Central Provinces chalcopyrite clay coal Cretaceous deposits district east Eocene epidiorite fault feet fossils galena Gangotri Gangotri glacier Garhwal Geol Geological Survey Geologist gersdorffite Ghundai Tarako glacier gneisses granite grey Hills Himalaya India intrusions Isa Khel Journ Kashmir Khyber Agency limestone lower seam marble Mergui series metamorphism Middlemiss miles minerals moraine north-west North-West Frontier Province Nummulitic objective sand occur Oreinus outcrops P. L. Renewal Panjal Petroleum Plate Plateau polishing production Punjab pyrite quartz quartzites range Rhacopteris river rocks Sahni sandstones schistose Schizothorax sections shales Shali Shan sheet Siju Sivapithecus Siwaliks snout South Waziristan south-west species specimens sphalerite strata Surv Survey of India syncline Tarako Tertiary tetrahedrite thick tons valued Tura Upper valley volcanic Wadia