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Bayldonite


Mineral: Bayldonite
Chemistry: PbCu3(AsO4)2(OH)2
Size: 25 mm
Owner: John Schneider
Photographer: John Schneider

Pseudo-scalenohedral crystals of gemmy, twinned, bottle-green bayldonite  (to 5 mm; XRD verified).

This specimen represents a rare habit for Tsumeb bayldonite.  It comes from a small find made in 1973, in the second oxidation zone.