Topaz and Quartz - NER 040

Topaz crystal with smoky quartz and schorl

Measurements:  69 x 47 x 25 mm

Description:  A topaz crystal, with interesting facets on its bottom side (bottom three images on left), is attached to a smoky quartz crystal with lovely schorl needles inside and on its surface. 

The topaz has a few large flaws and a few nicks. The quartz has a few pressure marks and nicks. 

We tested the specimen in acid, to make sure it has not been "man assembled". Specimens like these are uncommon.

Weight of Specimen:  82.0 g

Chemical Composition:   Al2SiO4(F,OH)2 (topaz)
                                       SiO2  (quartz)
                                        NaFe2+3Al6Si6O18(BO3)3(OH)4  (schorl)                
Hardness on Mohs Scale:  
(topaz)  8
(quartz)  7     
                                          (schorl ) 7.5    

Location:  Erongo Region, Namibia.

Specimen Code:  NER 040

US $ 120

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