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O'danielite


Chemistry: Na(Zn,Mg)3H2(AsO4)3
Size: Field of view is 3.5 mm
Owner: Malcolm Southwood
Photographer: Malcolm Southwood

A shard of sugary-textured quartz hosts blue streaks of stranskiite (EDS verified), and c. 1 mm inclusions of green o'danielite (EDS and XRD verified).

The specimen is believed to originate from 46 Level, in the third oxidation zone (Mark Feinglos, personal communication to M. Southwood, 2018).