Dioptase and Planchéite on Quartz – NKO 020 

Gemmy dioptase crystals and planchéite on quartz



Measurements:
 68 x 35 x 23 mm

Description:  Gemmy dioptase crystals on quartz matrix, with a thin coating of planchéite covering some of the quartz. There is damage to the edges of the dioptase.

Weight of Specimen:  53 g

Chemical Composition:  Cu2+SiO2(OH)2  (dioptase)
                                    Cu8Si8O22(OH)4•(H2O)  (planchéite
                                    SiO2  (quartz)

Hardness on Mohs Scale:   (dioptase)  5
                                       (planchéite)  5.5

                                       (quartz)  
7

Location:  Kaokoland, Northern Namibia.

Specimen Code:  NKO 020

US $ 125

                                       

Home Order Form

.
.
.
.
.
.

.
.
.
.
.
.
.
.