|Dimensions (mm)||not provided|
|Weight (carats)||not provided|
MINERAL GEM WORLD
CANADIAN OPAL ROUGH
This is a natural specimen of rough mined in Mt chester Canada
Weight 16.20 cts app
Size 23 x 20 x 9 mm app
Opal is a fairly simple molecule. A hydrated silicon dioxide, opal's chemical formula is SiO2.nH2O. The n means that any number of water molecules can be associated with each SiO2 molecule. More accurately, the number of waters varies, is unknown, or both. In other words, n means we don't know.
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|Starts||23rd May 2011 4:39pm PDT|
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