Formula : Mn2+Fe23+[OH/PO4]2 * 6 H2O
System: triclinic Hardness:4 Rarity:not common
Strunz id:VII/D.11-20 -
PHOSPHATES, ARSENATES and VANADATES
Name origin: Named after Hugo Strunz (1910-2006), Professor of Mineralogy, Technische Universität, Berlin, Germany.
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