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from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. A rare hydrated phosphate mineral with the chemical formula (Fe,Mn)AlPO4(OH)2•H2O, brown or yellow in colour with a vitreous lustre.

from The Century Dictionary and Cyclopedia

  • n. A hydrous phosphate of aluminium and iron, with a little manganese, occurring in small brown implanted crystals at Tavistock in Devonshire, and at a few other localities. Eosphorite (which see) is a related mineral.


John George Children (1777-1852), its discoverer, +‎ -ite. (Wiktionary)


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