'Strontianite' definitions:

Definition of 'strontianite'

(from WordNet)
noun
A mineral consisting of strontium carbonate

Definition of 'Strontianite'

From: GCIDE
  • Strontianite \Stron"ti*an*ite\, n. (Min.) Strontium carbonate, a mineral of a white, greenish, or yellowish color, usually occurring in fibrous massive forms, but sometimes in prismatic crystals. [1913 Webster]