Description
Small blue crystal of jeremjevite, a mineral of the borate family, with perfectly automorphic faces but ill-defined endings.
A specimen from a locality renowned for its jeremjevite, this is the old mine located at kilometer 72 of the road north of Swakopmund, in the Namib Desert, Erongo region, Namibia.
Mineral from the Hubin collection in Neupré, Belgium, delivered with its label, of which here is a video:
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