California mines and minerals . e all familiar and of scori-fiers of the new shape. The idea occurred to me while developing, before a class in assay-ing of the University of California, the theory of the scorification Trans. A. I. M. K., Vol. XXIV, pages S67-872. A NEW FORM OF SCOKIFIEK 227 assay of ores, as given in Goodyears translation of Bodemann andKerls Assayi?i£-* page 112, where it is shown that: The chemicalreactions in the scorification or slagging process depend partly onthe roasting of the ore that takes place during the smelting, partlyupon the peculiar power of the oxide of lead


California mines and minerals . e all familiar and of scori-fiers of the new shape. The idea occurred to me while developing, before a class in assay-ing of the University of California, the theory of the scorification Trans. A. I. M. K., Vol. XXIV, pages S67-872. A NEW FORM OF SCOKIFIEK 227 assay of ores, as given in Goodyears translation of Bodemann andKerls Assayi?i£-* page 112, where it is shown that: The chemicalreactions in the scorification or slagging process depend partly onthe roasting of the ore that takes place during the smelting, partlyupon the peculiar power of the oxide of lead produced to form a slagwith all earths and oxides of the base metals, and thus, if present insufficient quantity, to act as a universal flux ; and besides, also, veryessentially upon the influence that litharge exercises upon metallicsulphides, and which commences actively even at a moderate redheat. I was showing before the furnace that, as is the case, if one-half A. T. of a pure galena, without other metallic sulphides, be.


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Keywords: ., bo, bookcentury1800, bookdecade1890, bookidcaliforniaminesm00cali