Dioptase - image 1

Dioptase

Unknown Owner
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A knob, nearly a floater with just a tiny contact on the bottom, of dioptase crystals from the prime worldwide locality for the species, Tsumeb. These crystals do not have the clean, green, glassy surfaces you want most in a dioptase, admittedly - natural internal fracturing and complex micro-terracing on the faces gives them a mottled appearance. However, the crystals are large, to one centimeter along the edge, so this is still a significant cluster.

Product details

SpeciesDioptase
SizeMiniature
Dimensions3.6 x 2.9 x 2.8 cm
Added on10/23/2024

Known provenance

DateCollectorAcquisition price
08/2024Unknown OwnerNot disclosed
The ArkenstoneNot disclosed

Learn more

Dioptase
Mineral guide
Learn about Dioptase
vivid emerald-green crystals with glassy luster, often on white calcite or quartz; highly collectible due to color, clarity, and brittleness.
Dioptase
Regional guide
Dioptase from Tsumeb, Namibia
, Tsumeb (Namibia): deep emerald-green crystals with bluish cast, glassy luster, sharp terminations on calcite, a collector’s prized, iconic locality.