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 220
... usually six hours is necessary . The rate of polishing is , of course , that of the hardest mineral present ; any relief from the iron lap must be eliminated on the lead lap before polishing of the softer minerals can be commenced ...
... usually six hours is necessary . The rate of polishing is , of course , that of the hardest mineral present ; any relief from the iron lap must be eliminated on the lead lap before polishing of the softer minerals can be commenced ...
Page 348
... usually not at all abundant ; As is present to a variable extent , but in tennantite As is abundant and Sb present in only minor amounts . Zn appears to be usually absent from tetrahedrite , but is frequetly present in tennantite ; in ...
... usually not at all abundant ; As is present to a variable extent , but in tennantite As is abundant and Sb present in only minor amounts . Zn appears to be usually absent from tetrahedrite , but is frequetly present in tennantite ; in ...
Page 461
... usually at the base of the Nummulitic or the Productus Limestones ( particularly the Massive Middle Productus beds ) , and it is from the flow of certain of these springs that the requirements of a number of the villages are obtained ...
... usually at the base of the Nummulitic or the Productus Limestones ( particularly the Massive Middle Productus beds ) , and it is from the flow of certain of these springs that the requirements of a number of the villages are obtained ...
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