Fluorite on Quartz - SNCO 006

Measurements:  67 x 44 x 39 mm 

Description:  Dark purple fluorite crystals, together with a few (mostly damaged) quartz crystals, share a quartz and feldspar matrix (which has been trimmed to display better on a flat surface).

The larger fluorite crystals appear to have very little damage, but some of the smaller ones have damage, especially to the edges of the specimen.

Weight of Specimen:  109.7 g

Chemical Composition:  CaF₂  (fluorite)  
                                        SiO₂  (quartz)                            

Hardness on Mohs Scale:  (fluorite)  4
                                          (quartz)  7

Location:  Riemvasmaak, Orange River area, Northern Cape, South Africa.

Specimen Code:  SNCO 006