Smoky Quartz with Hyalite Opal – NER 029

Measurements:  48 x 28 x 18 mm

Description:  A group of smoky quartz crystals which is partially coated with lovely botryoidal hyalite opal, which fluoresces beautifully under ultraviolet light. 

The termination point has only the minutest of nicks, hardly visible with the naked eye. Near the base are a few small nicks and a pressure mark.

The specimen displays well on a flat surface.

Weight of Specimen:  18.7 g

Chemical Composition:  SiO2  (quartz)
                                       SiO2•1.5(H2O)  (opal)   
                                      
Hardness on Mohs Scale:  (quartz)  7  
                                          (opal)  5.5-6            

Location:  Erongo Region, Namibia.

Specimen Code:  NER 029

US $ 160