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Webster 1913 Edition

Adj.

(Min.)

Pertaining to phosphorite; resembling, or of the nature of, phosphorite.

Adj.

Pertaining to phosphorite, or of the nature of phosphorite.

phosphoritic ‎(comparative more phosphoritic, superlative most phosphoritic)

(mineralogy) Pertaining to phosphorite; resembling, or of the nature of, phosphorite.