Quartz Crystal with Faden-Like Markings – NBB 093

Two quartz crystals with faden-like markings, and rehealed

Measurements:   44 x 13 x 12 mm

Description:  Two quartz crystals with faden-like markings. The lesser crystal clearly broke when formed, and then rehealed. The main crystal has a very minute bubble that moves freely in a minute cavity, which measures about 1 mm in diametre. Can only be appreciated by looking at it through good magnification. The small matrix is calcite and basalt.

The main crystal's termination has a small nick, while the rest of the specimen has a few flaws.

Weight of Specimen:  6.8 g 

Chemical Composition:  SiO2

Hardness on Mohs Scale:  7

Location:  Brandberg, Namibia.

Specimen Code:  NBB 093

US $ 18  




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