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Parafransoletite: Ca3Be2(PO4)2(PO3,OH)2·4(H2O) Roscherite: Ca(Mn++,Fe++)5Be4(PO4)6(OH)4·6(H2O)
Comments: White, crystalline aggregate sprays of parafransoletite on dark reddish brown roscherite with massive, white, sucrosic whitlockite.
Location: Tip Top mine, Custer County, South Dakota, USA.
Scale: Picture size 5 mm.
© Tom Loomis / Dakota Matrix