There is siderite, iron dolomite , calcite, Barite, pyrite, anatase, rutile, piece quartz, the mica ( or hydromica ), diaspore,etc. in the impurity in the mineral .
英
美
- 杂质矿物见有菱铁矿,铁白云石,方解石,重晶石、黄铁矿,锐钛矿,金红石,碎屑石英,云母(或水云母),水铝石等。