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Roscherite

Type Locality
Greifenstein Rocks, Ehrenfriedersdorf, Erzgebirge, Saxony, Germany
Mineral Data
Ca2Mn2+5Be4(PO4)6(OH)4·6H2O
Strunz: 
8.DA.10
Physical Properties
Crystal System: 
Monoclinic Tabular crystals or platy aggregates
Streak: 
White
Hardness: 
4.5 - 0.0
Tenacity: 
brittle