Mexicos Treasure House Guanajuato An Illustrated And Descriptive Account of T
Mexicos Treasure House Guanajuato An Illustrated And Descriptive Account of T
Percy F Percy Falcke Martin
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9. 10 per cent, of total value Saved from coarse sands 14. 76 per cent, of total value Saved from fine sands. . 15. 55 per cent, of total value Saved from slimes 35. 34 per cent, of total value Total saving 93. 75 per cent, of total value These results refer to the material treated, which as- sayed per ton (2, 000 lbs. ) . 26 oz. Gold and 5. 52 oz. Silver, total value being $8. 83 (say, £1/15/6). The Blaisdell Process 147 Cost of Treatment. The cost of the milling and treating the ore from the ...Peregrina mine with the plant at present in hand is as follows : Power $0. 34 Wear and tear . 25 Cyanide treatment chemicals . 38 Zinc 05 Labour . 12 Sundries . 10 Administration . 25 Interest on investment . 15 Depreciation . 21 $1. 85 or, say 7s. 9d. Per ton. THE BLAISDELL PROCESS. The purpose of the Blaisdell System, which is the in- vention of Mr. W. H. Blaisdell, President of the Blais- dell Company of Los Angeles, California, is to eliminate the great mass of um-eliable and unskilled labour hereto- fore required in the cyanide plants for charging and dis- charging the sand vats.
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