Cacoxenite

Cacoxen or Cacoxenite is a phosphate that is yellow to brownish-yellow, reddish-orange, golden, dark orange or green. It is a secondary mineral found in oxidized areas of phosphate magnetite deposits, in phosphorus-enriched pegmatites, as well as more rarely in iron-rich sediments and soils. It often has an excessive abundance of aluminium as an impurity.

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