Measurements:
113 x 70 x 30 mm
Description: A plate of quartz crystals. The underside of the specimen has goethite and quartz crystals (image bottom right).
A few crystals are damaged and
a few have flaws. The specimen displays well on a
flat surface, all-round.
Weight
of Specimen: 264
g
Chemical
Composition: SiO2 (quartz)
α-FeO(OH) (goethite)
Hardness
on Mohs Scale: (quartz) 7
(goethite) 5 - 5.5
Location:
Ceres area, Western Cape,
South Afric
Specimen
Code: WC
012
R 250
..
.
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