砷华(英语:Arsenolite),又称砒石、信石,是一种含砷矿物,化学式为As4O6。它是硫化砷的氧化产物。它通常发现为白色的小八面体,但雄黄或雌黄的杂质可能使其呈粉红色或黄色。它可以与其同质异形体白砷石(As2O3的单斜晶型)以及雄黄、雌黄和钴华共生。[2]
产生
参考资料
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