Colorful specimen. Fine needle crystals on a bed of small spheroids of cobalt bloom.
Dimensions (millimeters): 65 x 40 x 25
Dimensions (inches): 2.45 x 1.6 x 1
Origins: from Bou Azzer, Morocco, Africa
Chemistry: "Cobalt Bloom" (Co3(AsO4)2·8H2O)
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