cacoxene

Century Dictionary and Cyclopedia

1. n. A yellowish silky mineral, occurring in fibrous, radiating tufts. It is a hydrous phosphate of iron, and is found in the iron ore of Bohemia, to which its presence is an injury (hence its name). Also written kakoxene, kakoxine.

GNU Webster's 1913

1. n. A hydrous phosphate of iron occurring in yellow radiated tufts. The phosphorus seriously injures it as an iron ore.