Species / Phosphates / #0120

Alluaudite

Phosphates monoclinic #0120

Alluaudite is a mineral species described as phosphate mineral. It is classified under the Nickel-Strunz scheme and its reference data is listed below.

Formula	(Na,Ca)(Mn,Mg,Fe²⁺)(Fe³⁺,Mn²⁺)₂(PO₄)₃
Strunz code	8.AC.10
Class	Phosphates
Crystal system	monoclinic
Type locality	Varuträsk
Named after	François Alluaud
Streak	—

Alluaudite specimen — Photo: Dave Dyet http://www.shutterstone.com http://www.dyet.com — Public domain · Wikimedia Commons

Composition

Composition varies — this species has no single resolved formula.

Physical

Mohs

Density

g/cm³