Article : texte imprimé

A novel pre-treatment of calaverite by hydrothermal mineral replacement reactions

Zhao, Jing, Auteur ; Fang Xia, Auteur ; Allan Pring, Auteur |

Dans Minerals engineering (Vol. 23 N° 5, Avril 2010)

We report a new method for pre-treatment of refractory gold-bearing tellurides employing the hydrothermal mineral replacement reactions. The method is illustrated by the replacement of calaverite by metallic gold at 150–250 °C under vapor satura[...]

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