The geological theory of Plate Tectonics and the Associated Mineralization Process relating to the formation of ore deposits is a hugely complicated process with the
The value of an assay depends largely on the care with which a sample of the ore is selected. Sampling should be, as far as
Table of ContentsWhat Effect Base Metals have on CupellationMetal Losses in CupellationBone AshExamination of the Cupel Cupellation is conducted in a muffle furnace, the construction
“Highgrading” a polite word for stealing gold and silver for your refinery, has been a way of life since the metals in native form have
The cost of replacement of the metal worn from the working surfaces of the balls and liners of a mill often represents a considerable fraction
This keeps the leach sample secure prior to its assaying. A simple electric box, lock and key, piece of pipe, funnel, bottle and yes, some
In the previous chapter, the various “laws” of comminution which have been propounded have been studied in relation to the physical process of size reduction
The problems associated with comminution of solid bodies in numerous and complex. In spite of the large amount of investigation which has been undertaken, the present
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