Measurements:
75 x 47 x 36
mm
Description: A group of quartz crystals with bits of goethite on it. The two biggest crystals each has some extremely minute to very small quartz crystals on one of its shaft facets. The base of the specimen has crystallized.
The main termination point has a nick, while the lower parts have a few contact marks.
The
specimen displays well on a flat surface at an angle of roughly 45 degrees.
Weight
of Specimen: 73.9
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
014
R 300
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