D defs.my
Entry 1 sense Webster, 1913

Strontianite

· Stron·ti·an·ite · IPA /stɹɒnˈtiːəˌnaɪt/
01 n. Strontium carbonate, a mineral of a white, greenish, or yellowish color, usually occurring in fibrous massive forms, but sometimes in prism…
  1. 1.
    Strontium carbonate, a mineral of a white, greenish, or yellowish color, usually occurring in fibrous massive forms, but sometimes in prismatic crystals.(Min.)