English edit

Etymology edit

This etymology is incomplete. You can help Wiktionary by elaborating on the origins of this term.

? + -ite

Noun edit

willyamite

  1. (mineralogy) An isometric-tetartoidal mineral containing antimony, cobalt, nickel, and sulfur.

References edit

  • David Barthelmy (1997–2024), “Willyamite”, in Webmineral Mineralogy Database.