Search Result for "apatite": 
Wordnet 3.0

NOUN (1)

1. a common complex mineral consisting of calcium fluoride phosphate or calcium chloride phosphate; a source of phosphorus;


The Collaborative International Dictionary of English v.0.48:

Apatite \Ap"a*tite\, n. [Gr. ? deceit, fr. ? to deceive; it having been often mistaken for other minerals.] (Min.) Native phosphate of lime, occurring usually in six-sided prisms, color often pale green, transparent or translucent. [1913 Webster]
WordNet (r) 3.0 (2006):

apatite n 1: a common complex mineral consisting of calcium fluoride phosphate or calcium chloride phosphate; a source of phosphorus