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Noun
1. arsenopyrite; mispickel; arsenical pyriteGeology
Wikipedia definition
2. ArsenopyriteArsenopyrite is an iron arsenic sulfide (FeAsS). It is a hard metallic, opaque, steel grey to silver white mineral with a relatively high specific gravity of 6.1. When dissolved in nitric acid, it releases elemental sulfur. When arsenopyrite is heated, it becomes magnetic and gives off toxic fumes. With 46% arsenic content, arsenopyrite, along with orpiment, is a principal ore of arsenic.
Read “Arsenopyrite” on English Wikipedia
Read “硫砒鉄鉱” on Japanese Wikipedia
Read “Arsenopyrite” on DBpedia

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