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apatite

Noun

ap=a=tite

WORDNET DICTIONARY

apatite(n = noun.substance) Array - a common complex mineral consisting of calcium fluoride phosphate or calcium chloride phosphate; a source of phosphorus; Array

has particulars: fluorapatite

apatite, n. [Gr. deceit, fr. to deceive; it having been often mistaken for other minerals.].

Native phosphate of lime, occurring usually in six-sided prisms, color often pale green, transparent or translucent. [1913 Webster]

apatite, n. a naturally occurring crystalline mineral of calcium phosphate and fluoride, used in the manufacture of fertilizers.

Etymology

G Apatit f. Gk apate deceit (from its deceptive forms)

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