phos·pho·rite (f s f -r t )n. A sedimentary rock consisting predominantly of apatite and other phosphates. [phosphor(us) + -ite.] |
phosphorite [ˈfɒsfəˌraɪt]
n
1. (Earth Sciences / Minerals) a fibrous variety of the mineral apatite
2. (Earth Sciences / Minerals) any of various mineral deposits that consist mainly of calcium phosphate
phosphoritic [ˌfɒsfəˈrɪtɪk] adj
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