This is a pair of round cabochon-cut, natural Ethiopian white Opal crystal gemstones. They weigh 0.04cts (0.08cts total) and measure 2mm across each.
Below are the technical details:
Size:
A Pair of 2 mm
Shape:
Round Cabochon-Cut
Colour:
White with Rainbow Lustre
Clarity:
Translucent
Lustre:
Outstanding
Origin:
Ethiopia
Hardness:
5.5 - 6.5
Specific Gravity:
1.42 - 2.25
Refractive Index:
1.37 - 1.47
Chemical Composition:
SiO2-nH2O; Hydrated Silicon Dioxide
Crystal Structure:
N/A
Treatment:
None
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