Group of Quartz Crystals – SWCV 004

Quartz crystal group with yellow iron oxide



Measurements:  71 x 57 x 33 mm

Description:  A group of milky to clear quartz crystals with some parts having a thin coating of yellow iron oxide. One side of the specimen has bits of feldspar attached and there are a few copper coloured rutile needles at the bottom. 

Two of the crystal termination points have small nicks, the largest crystal has a flaw and there is damage to the sides of the specimen. 

Weight of Specimen:  113.0 g

Chemical Composition:  SiO2  (quartz)
                                    KAlSi3O (feldspar)
                 
                                

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

Hardness on Mohs Scale:  7 

Location:  Vredendal Quarry, Western Cape, South Africa.

Specimen Code:   SWCV 004

US $ 35




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