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在苏联发现,1963年公布资料。物理性质呈长形板状晶体,可以组成玫瑰花状集合体,也可以呈结晶良好的单个晶体,
Found in the Soviet Union, published in 1963. Physical properties of elongated plate-shaped crystals, can form a rose-shaped aggregate, can also be crystallized a good single crystal,