Rittmannite
Specimen ID: 9F5-K78
Rittmannite : {(Mn2+,Ca)}{Mn2+}{(Fe2+,Mn2+,Mg)2}{(Al,Fe3+)2}(PO4)4(OH)2·8H2O
Photo added to mindat.org
“Yellow Rittmannite crystals from the Silbergrube quarry, former Jürgen Kastning collection, now in the Steffen Michalski collection. ”
Uwe Haubenreisser - 7th May 2020
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10,445,041 minIDs have been issued as of 7th May 2024 2:12 pm UTC