Dioptase on Milky Quartz – NKO 003

Dioptase crystals on milky quartz, Kaokoland, Northern Namibia

Measurements:  39 x 38 x 25 mm

Description:  A conglomerate of milky quartz and small dioptase crystals. The latter are each up to ± 2 mm long.

Weight of Specimen:  29.1 g

Chemical Composition:  Cu2+SiO2(OH)(dioptase
                                    SiO2  (quartz)

Hardness on Mohs Scale:   (dioptase)  5
                                       (quartz)  7

Location:  Kaokoland, Northern Namibia.

Specimen Code:  NKO 003

US $ 35


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