oregonite
/ˈɒrɪɡ(ə)nʌɪt/Mineralogy
noun
A rare mineral of the hexagonal system which consists of an arsenide of nickel and iron, Ni2FeAs2, and occurs as white crystals with a metallic lustre.
Origin
1960s; earliest use found in Mineralogical Abstracts. From German Oregonit from the name of Oregon, where the mineral was first found + -it.