A reddish secondary cobalt mineral, CO3(AsO4)2?H2O, found in veins bearing cobalt and arsenic and used in coloring glass.

• 钴华一种次生的红色钴矿，co3（aso4）2?h2o，在矿脉里发现，并含有钴和砷，用作生产彩色玻璃