Xanthoxenite

A variety of Minerals

What is Xanthoxenite?

Xanthoxenite is a rare calcium iron(III) phosphate mineral with formula: Ca4Fe2(PO4)4(OH)2·3H2O. It occurs as earthy pale to brownish yellow incrustations and lath shaped crystals. It crystallizes in the triclinic crystal system. It occurs as an alteration product of triphylite in pegmatites. It occurs associated with apatite, whitlockite, childrenite–eosphorite, laueite, strunzite, stewartite, mitridatite, amblygonite and siderite. It has been found in Australia, Brazil, Portugal, Spain, Ukraine, and the United States. It was first described in 1920 for an occurrence in North Groton, Grafton County, New Hampshire.

Xanthoxenite Market Value Calculator

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Xanthoxenite Localities Map

See where Xanthoxenite is found with a localities map, collecting zones, and geology context. Generate a sample map preview below.

Map preview
North ZoneCentral RidgeSouth Basin

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Quick Facts

Physical Properties

Color
Pale yellow, brownish-yellow; pale yellow to pale lemon-yellow in transmitted light.
Hardness (Mohs)
2.5
Density
3.38 g/cm³

Chemical Properties

Chemical Formula
Ca4Fe3+2(PO4)4(OH)2 · 3H2O
Elements
Ca, Fe, H, O, P
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