These sulfate minerals have been used as a new type of acid resource for wetsmelting of copper, showing great advantages in mineral beneficiation and environmental protection.
该类硫酸盐矿物已作为新型资源直接制酸用于湿法炼铜，具有选矿和环保上的巨大优势。
2
The hazards of arsenic, antimony and germanium in zinc smelting with wet method was analysed, and the method for reducing hazards was raised.