Description: Aragonite ( var. Tarnowitzite ) Malachite Tsumeb Mine, Tsumeb District, Oshikoto Region, Namibia 113.0 x 85.0 x 54.0 mm Pale-yellowish prismatic hexagonal crystals of Plumboan Aragonite or "Tarnowitzite", the largest measuring 18 x 8 mm, with good luster. Sparkly green rosettes of Malachite to 3 mm are nestled amongst the Tarnowitzite. This is a superb Tsumeb specimen from the Earl Calvert collection.

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