论述了硫铁矿烧渣湿法制备铁盐，铁氧化物颜料，铁基磁粉以及铁粉等铁系产品的原理，并对铁系产品的途径进行了分析。
The preparation methods of iron based products were discussed, such as ferrous or ferric salts, iron oxide pigments, magnetic particles and iron powders.
磁黄铁矿是有色金属硫化矿矿床中一种很常见的硫铁矿，其常与有价金属(如镍、钴、铜、锌等)伴生。
Pyrrhotite is a common iron sulfide in nature and is usually associated with various useful components, such as nickel, cobalt, copper, zinc and other valuable metals.
云南某高硫铁矿石因含磁黄铁矿而造成精矿含硫超标。
The concentrate from a Yunan high sulfur iron ore has a sulfur content that exceeds that specified in the standard due to the pyrrhotite.
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