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Care
Transparency
Semitransparent - Translucent
Luster
Vitreous, Greasy
Chalcedony
Locales
Morocco, Brazil, Colombia, Myanmar, Argentina, South Africa, China, Mexico and more
Hardness
7
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
9
9
10
10
Treatment
Interesting Fact
Gallery →
Chemical Formula
SiO2
Composition
silicon dioxide
Colours
No items found.
