... Before the occurrence of I 2 and 13, the phase chalcopyrite (T2) at the composition ... Schleger and Schiiller reported a value of -965°C for the pseudo-binary T ...
... Page 15. LEACHING OF CHALCOPYRITE were calculated using mainly Latimer's (11) free-energy data, and Stuve 's (12) value for chalcopyrite, -45.5 Kcal/mole. ...
... The principal sulfide minerals of value are chalcopyrite, cubanite, and pentlandite, which occur along with pyrrhotite and troilite as disseminated deposits in ...
... potassium ethyl xanthate per liter, a critical pH value of 9.0 is found. If sphalerite, chalcopyrite, and galena are treated by this method, critical pH values ...
... lution versus time atvariousinitial pH values fortheoxidation of chalcopyrite (200/270 mesh) at 90 ... ns reached a very low steadystate value ( usuallyless than 50 ...
... 32 g of chalcopyrite, and the data are shown in Figure 5. Addition of pyrite decreased the color value significsntly. When the pyrite-to-chalcopyrite ratio was ...
... For example, as slio,n in Table 1, the value Ri for both non-slimy chalcopyrite and chalcopyrite- chalcocite ores is not a function of grinding up to 36% + 100 ...
... Page 4. CUPRIC CHLORIDE LEACH OF CHALCOPYRITE... the cell voltage changes markedly as the cuprous ion concentration in the anolyte is reduced toa low value, it was ...
AUTHOR
Cathro, K.J.
PUBLISHED
1976
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