US$ 17.00
more commonly referred to as simply Australian Opal
Direct from the mines
It is a particularly unusual gem because it exhibits a special optical property known as "tenebrescence
blush color is deceptive
Jet 6mm Heishi - 15-16 Inch R1365 more commonly referred to asJet is a mineraloid gemstone, formed from wood that has decayed under extreme pressure, over the course of millions of years. Because it is relatively soft, it is easily carved and shaped. Jet is made from wood, and this can be confirmed under magnification, as it preserves the original cellular structure of the wood from which it formed.
US$ 17.00
US$ 157.38
US$ 70.00
US$ 80.00
US$ 26.00