AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from Namibia > Azurite with partial surface alteration to Malachite

Azurite with partial surface alteration to Malachite from Tsumeb Mine, Otavi-Bergland District, Oshikoto, Namibia

DESCRIPTION:	No. 72281
Mineral:	Azurite with partial surface alteration to Malachite
Locality:	Tsumeb Mine, Otavi-Bergland District, Oshikoto, Namibia
Description:	Two sharp azurite crystals on a fragment of light-colored matrix. The azurite crystals are translucent blue with thin surface alteration to green malachite. A malachite pseudomorph would have resulted if the azurite continued to alter to malachite. Ex. G. McLoughlin collection, originally acquired in 2005
Overall Size:	30x25x21 mm
Crystals:	8-22 mm
Archived:	For reference only

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