- class="active" href="#tab1">Overview
- href="#tab2">Specs
- href="#tab3">Documentation
This gorgeous Australian black opal changes colors right before your eyes. A loose stone can be great for collectors, or to make a beautiful piece of jewelry!
- 0.79ct Black opal
- Mined in Lightning Ridge, Australia
- 5.3mm x 7.2mm x 3.4mm
BIRTHSTONES & ANNIVERSARIES
Opal is an October birthstone and the 14 year wedding anniversary stone.
REFRACTIVE INDEX: 1.37-1.47
SPECIFIC GRAVITY: 2.15 (+0.08, -0.90)
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.79 ct. Australian Black Opal
