Australian Boulder Opal with black backing (doublet).
HUGE cabochon cut from blue-base precious Opal wht nice multi-color pinfire.
HUGE cabochon cut from blue-base precious Opal with nice multi-color pinfire.
Schiller Sunstone and black Onyx doublet
Oregon Sunstone with a hint of schiller crowns Australian precious with intense green and pink pinfire.
Oregon Sunstone with strong schiller flash doubleted to Basonite collected at the same location in Rabbit Basin, Oregon. The black backing really enhances the schiller flash.
Oregon Sunstone with schiller married to Lapis from Afghanistan. The colors of each enhances the other.
Rainbow Sunstone ™ cut in a Superpear design.
Oregon Sunstone with schiller doubleted against Lapis from Afghanistan.