Rock crystal is the colorless variety of crystalline quartz ; it does not contain any coloring element in impurity. However, this strain can present various inclusions giving it a multitude of fascinating appearances.
Inclusions of iron oxide (Fe) and the presence of manganese give rise to dendritic patterns reminiscent of branches or frost.
Color: Colorless, orange and black
Dimensions: 23.00 mm
Weight: 34.68 ct
Shape: Cabochon square
Hardness: 7 Mohs
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