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phosphorite Line breaks: phos¦phor|ite
Pronunciation: /ˈfɒsfərʌɪt/

Definition of phosphorite in English:


[mass noun]
A sedimentary rock containing a high proportion of calcium phosphate.
Example sentences
  • Under such conditions biogenic carbonate may be replaced by phosphorite (as off the coast of South Africa beneath the Benguela Current).
  • The late Neoproterozoic Doushantuo Formation in South China contains several exceptionally preserved biotas in its cherts, phosphorites, and black shales.
  • Fossiliferous, thin marine shales, associated with biochemical precipitates such as glauconite and phosphorite, are common in transgressive systems tracts.


Late 18th century: from phosphorus + -ite1.

Definition of phosphorite in:
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