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universidad de chile facultad de ciencias físicas y - Tesis ...

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a)<br />

c)<br />

Figura 4.1. Diagramas <strong>de</strong> estabilidad <strong>de</strong> oxidados <strong>de</strong> cobre. a) Diagrama pH-Eh <strong>de</strong>l sistema<br />

Cu-O-H-S-Fe a 25°C y 1 atm. b) Diagrama pH-Eh <strong>de</strong>l sistema Cu-O-H-S-Cl a 25°C con ∑S=10 -4<br />

m y Cl=0,5 M (Rose, 1976). c) Diagrama <strong>de</strong> estabilidad <strong>de</strong> algunos minerales oxidados <strong>de</strong> cobre<br />

a 25°C y 1 atm (Rodríguez, 1980).<br />

b)<br />

37

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