cassiterite cassiterite

Definition(s):

  • (n) a hard heavy dark mineral that is the chief source of tin

Usage(s):

  • The provinces of North and South Kivu in the eastern DRC are filled with mines of cassiterite, wolframite, coltan and gold minerals needed to manufacture everything from .

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repudiate repudiate
/ri ˈpju di ˌeɪt /