Records of the Geological Survey of India, Volume 76Geological Survey of India, 1944 - Earthquakes |
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Page 33
... bismuth . copper , lead , antimony and iron are generally eliminated by electro - magnetic separation . This is best done either at the mine itself or prior to export , Elimination of im purities in concen- and in Burma such operations ...
... bismuth . copper , lead , antimony and iron are generally eliminated by electro - magnetic separation . This is best done either at the mine itself or prior to export , Elimination of im purities in concen- and in Burma such operations ...
Page 34
If tin , copper , lead and bismuth are present in quantity , a further concentration of residues for the recovery of these impurities is advisable . Generally , any ore showing tin , copper or bismuth in excess of one per cent . will ...
If tin , copper , lead and bismuth are present in quantity , a further concentration of residues for the recovery of these impurities is advisable . Generally , any ore showing tin , copper or bismuth in excess of one per cent . will ...
Page 74
... bismuth . 212-6275 tons wolfram concentrates . • 2251 ton bismuth concentrates . West of Kanbauk , and on the eastern flank of the range , are several small properties in the neighbourhood of Onbinkwin and Paya , where the most ...
... bismuth . 212-6275 tons wolfram concentrates . • 2251 ton bismuth concentrates . West of Kanbauk , and on the eastern flank of the range , are several small properties in the neighbourhood of Onbinkwin and Paya , where the most ...
Contents
World smelter production | 16 |
TABLES | 17 |
Future trend of the tin industry | 23 |
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Common terms and phrases
adits alloys alluvial argillites assay biotite biotite granite bismuth Bokpyin Burma Tin cassiterite cent chaung chaung mines countries decomposed dry season east eluvial deposits export feet granite High Speed Steel hill Hlaing individual productions industry Kanbauk Karenni Khe chaung Kyet Kyin List of Burma lodes Longitude 1936 Maung Mawchi Mawchi Mines Mergui district Mergui series metal miles mineral Mines Name mixed tin molybdenite Name of Mines Name of Owners Nil Nil Nil open cuts Owners Latitude pegmatite picul pyrite quartz quartz veins quartz-wolfram veins rains range reef scheelite sluicing strike stringers Survey of India Tagu Taung Tavoy Tenasserim river Thaton thickness thin Tin & Wolfram tin and wolfram tin concentrates Tin Dredging Company Tin mines Ton Cwt tons of tin tons of wolfram tungsten trioxide unit whilst width wolfram concentrates wolfram occurs Wolfram properties showing wolframite world production Yamethin