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Description: Ten quartz specimens measuring
between 33 and 52 mm.
- The four smoky
coloured ones are from Steinkopf (Northern Cape);
- The four cactus
quartz specimens are from KwaNdebele (Mpumalanga);
- The two clear
quartz specimens are from Ceres, Western Cape (collected by ourselves).
Some
terminations have nicks, and some specimens have contact / pressure
marks and flaws.
Total Weight
of Specimen: 304
g
Chemical
Composition: SiO2
Hardness on
Mohs Scale: 7
Location:
South
Africa.
Specimen
Code: BULKsa
028
R 255
.
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