petscheckite
English edit
Etymology edit
This etymology is incomplete. You can help Wiktionary by elaborating on the origins of this term.
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Noun edit
petscheckite
- (mineralogy) A trigonal-hexagonal scalenohedral black mineral containing iron, niobium, oxygen, tantalum, and uranium.
References edit
- David Barthelmy (1997–2024) “Petscheckite”, in Webmineral Mineralogy Database.