As an important type of difficult-to-process gold ore resources, the sorting problem of high-arsenic gold ore has long restricted the development and utilization of gold resources. In this type of ore, gold is often embedded in sulfide minerals such as arsenopyrite and pyrite in the form of fine par...

   Calcium carbonate (CaCO3), as a widely used compound, plays an important role in fields such as building materials, pharmaceuticals, food processing, and plastic filling.It mainly comes from three types of ores: calcite, marble, and limestone.Among these three types of calcium carbonate...

  Fluorite, also named fluorspar, is mainly composed of calcium fluoride and has a wide range of uses, such as in the steel industry as a flux, in enamel color and flux, in the optical field for lenses, acid-grade fluorite powder can be used for production Hydrofluoric  acid.  Fluorit...