Hydrated normal arsenate, roselite group, dimorphous with gaitite.
Specific gravity: 3.75
Colour: Colourless, white
At the type locality, the Tsumeb Mine, Oshikoto Region, Namibia, zincroselite was found as a rare
secondary mineral in a small cavity in an oxidised zone of a
dolostone-hosted hydrothermal polymetallic ore deposit (WebMin, Dana, HOM). Associated
minerals included tsumcorite, stranskiite,
leiteite, quartz and
tennantite (HOM, MinRec 38.5).
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