Old stock boulder opal cabs

Dark ironstone with sparkles of bright color. These two cabs were cut from Old stock Queensland boulder opal.  The host rock is ironstone, with veins of colorful opal.

Marquise shaped cab- beveled edges and a natural/rough face, green-blue-purple flecks with white veins

Approximate size- 38.5 x 20 x 6 mm, 38.5 carats

Rounded freeform- polished face, veins of purple fire with flecks of green, dark base

Approximate size-27 x 37 x 6 mm, 66.6 carats

Related Items