Records of the Geological Survey of India, Volume 76The Survey, 1944 - Earthquakes |
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Page 30
The temperature of the re - action is high enough to effect perfect reduction and separation of slag from metal , but it is not high enough to volatilise tin ; consequently very complete separation of wolfram and tin ore is needed ...
The temperature of the re - action is high enough to effect perfect reduction and separation of slag from metal , but it is not high enough to volatilise tin ; consequently very complete separation of wolfram and tin ore is needed ...
Page 33
Tin , 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 ...
Tin , 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 ...
Page 42
2 ( a ) the first separation yielded a wolframt concentrate assaying68.60 per cent . W0g ( tungsten trioxide ) , 0:16 per cent . Sn . ( tin ) , 0.029 cent . As . ( arsenic ) , and a tin concentrate assaying2.1 per cent .
2 ( a ) the first separation yielded a wolframt concentrate assaying68.60 per cent . W0g ( tungsten trioxide ) , 0:16 per cent . Sn . ( tin ) , 0.029 cent . As . ( arsenic ) , and a tin concentrate assaying2.1 per cent .
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Contents
World smelter production | 16 |
Future trend of the tin industry | 23 |
THE BURMA TIN AND WOLFRAM DEPOSITS | 54 |
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Common terms and phrases
alloys amount assay average bismuth Burma Tin capital carry cassiterite cent chaung Company contain countries cutting deposits district east export feet four Geological granite Gwan hill Hlaing increased individual productions industry Karenni Kyin Latitude and Longitude lies Limited List of Burma lodes Longitude 1936 Maung Mawchi Mergui metal miles mineral Mines Name MIXED Nagpur Name of Mines Name of Owners obtained occur Owners Latitude percentage properties quantities quartz quartz veins rains range reef road rocks separation Shan shilling showing sluicing standard steel strike Survey of India TABLE Taung Tavoy thickness thin Tin & Wolfram tin and wolfram tin concentrates Tin mines TIN Name Ton Cwt tonnages trace tungsten unit vary veins Weight whilst wide width wolfram concentrates WOLFRAM MIXED 1938 Wolfram properties showing