Smoky Window Quartz Crystal on Matrix - NBB 033

Beautiful, gemmy smoky quartz matrix specimen with bubbles

Measurements:  45 x 44 x 29 mm

Description:  A beautiful, gemmy, smoky window quartz crystal, on a matrix of feldspar and quartz. The windows are beautiful, with clearly visible feldspar entrapments inside.

There is a good sized moving bubble (about 2 mm in diameter), as well as a very small moving bubble, and a very small, still bubble visible through three adjoining facets.

This is really a lovely specimen with high clarity!

There is only one extremely minute nick on the termination tip, and the same on one of the termination edges. There is a small nick towards the lower part of the crystal, and a small flaw close to the matrix.     

Weight of Specimen:  37.2 g

Chemical Composition:   SiO2  (quartz)
                                        KAlSi3O8 (feldspar) 

Hardness on Mohs Scale:  (quartz) 7
                                          (feldspar)  6 - 6.5

Location:  Brandberg, Namibia.

Specimen Code:  NBB 033

US $ 150


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