Mimetite
 
Locality: Tsumeb Mine, Tsumeb, Oshikoto Region, Namibia

Size: 81 mm x 58 mm, 286 grams
 
A nice cabinet-sized specimen with many cream-coloured Mimetite crystals on matrix. These crystals are in association with Malachite, an unidentied orange-brown and metalic mineral.
 
Mimetite is a member of the Apatite group, a secondary mineral found in the oxidized zones of lead deposits, usually forming by the oxidation of Galena and Arsenopyrite.
 
From the world renowned, multi-ore Tsumeb mine in Namibia. The mine was closed down in 1996, bringing to an end of an era of being one of the best specimen-producing mines in the world. Specimens from this locality are highly collectable and has also produced some of the best specimens. The mine is also known for being one of the richest in mineral species of which many new species has been described from here.