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SARIG vocabularies

phosphate rock

Instance URI: http://resource.geosciml.org/classifier/cgi/commodity-code/phosphate-rock

Within scheme: South Australian Commodity Codes

Any rock that contains one or more phosphatic minerals of sufficient purity and quantity to permit its commercial use as a source of phosphatic compounds or elemental phosphorus. About 90% of the world's production is sedimentary phosphate rock, or phosphorite; the remainder is igneous rock rich in apatite.

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