5. Deposits that are difficult to process
All types of deposit provide cases of ores that are difficult 3 to process, but in general, these cases relate to complex sulfide mineralizations in which gold is in close association with arsenopyrite and pyrite, and sometimes even with other sulfides (copper, lead, etc.).
It should be noted, however, that lateritic ores, which do not present any major processing difficulties, can pose mining, drainage and...
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Deposits that are difficult to process
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Economic data
1. Mining production
Table 1 gives production figures for the main producing countries, and table 2 summarizes production by country group. World production is clearly on the rise, despite the...
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