Geofluids / 2018 / Article / Fig 8

Research Article

Physiochemical Restrictions of Mineral Zoning of Sediment-Hosted Stratiform Copper Deposit in SW China

Figure 8

pH-Eh diagram of system at 373 K–523 K (). 1: balance line of Cu; 2: balance line of Fe; 3: balance line of S; 4: balance line of H2O; 5: balance line of sulfide; 6: order of sulfide precipitation; 7: number of chemical equations in Table 2; and 8: nonexistence in fact because of at the different temperatures. Py: pyrite; Cp: chalcopyrite; Bn: bornite; Cc: chalcocite; Hm: hematite; and Mag: magnetite.

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