Quartz Crystal Cluster on Dolomite and Feldspar Crystals - SWCV 008

Measurements:  72 x 35 x 30 mm

Description:  A delicate clear crystal cluster (31 x 16 mm) on a bed of small dolomite and feldspar crystals.

One of the main crystal terminations rests on a dolomite crystal.

The matrix consists of soft sedimentary rock. One of the terminations has a few small nicks.

Weight of Specimen:  75 g

Chemical Composition:   SiO₂   (quartz)
                                        CaMg(CO₃)₂   (dolomite)  
                                        KAlSi₃O₈   (feldspar) 

Hardness on Mohs Scale:  (quartz)  7 
                                           (dolomite)  3.5-4
                                          (feldspar)  6 - 6.5    

Location:  Vredendal Quarry, Western Cape, South Africa.

Specimen Code:  SWCV 008

US $ 70

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