Epitactic overgrowth of hinsdalite (white) on corkite (yellow), hemispheres.

Hinsdalite
Formula: PbAl3(PO4)(SO4)(OH)6
Colour: Colourless, greenish, pearly white
Lustre: Vitreous, Greasy
Hardness: 4½

From: Schöne Aussicht Mine, Dernbach, Neuwied, Wied Iron Spar District, Westerwald, Rhineland-Palatinate, Germany
Photo credit: Matthias Reinhardt
 
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