Dioptase Crystals on Matrix – NKO 001 

Gemmy dioptase crystals on quartz matrix



Measurements:  28 x 19 x 14 mm

Description:  Gemmy dioptase crystals (up to 3 mm long) on quartz matrix. There are a few pieces of calcite nestled amongst the dioptase crystals.

The only damage is to the edges of the specimen.

Chemical Composition:  Cu2+SiO2(OH)2 (dioptase
                      
              SiO2  (quartz)
                                    CaCO3  (calcite)
                                 
Hardness on Mohs Scale:  (dioptase)  5
                                
      (quartz)  7
                                      (calcite) 3

Location:  Kaokoland, Northern Namibia.

Specimen Code:  NKO 001

US $ 45

                                       

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