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Betpakdalite-CaMg


Chemistry: [Ca2(H2O)17Mg(H2O)6][Mo8As2Fe3+3O36(OH)]
Size: Crystals to 0.4 mm
Owner: W.W. (Bill) Pinch
Photographer: RRUFF Project

Short prismatic crystals of yellow betpakdalite-CaMg, for which Tsumeb is the type locality (Kampf et al., 2012).

The betpakdalite-CaMg has been verified by single crystal XRD and by chemical analysis.

Image courtesy of RRUFF; http//rruff.info/R060242