Size of opal: 20mm x 11mm.
Chain length: Sterling silver 2mm bead chain 18" or 20"
Deerskin lace: about 36".
Material: Sterling silver.
Pipe Opal Necklace Unisex
$125.00Price
Boulder/ pipe opals are type of opal that is found in large ironstone boulders in Queensland, Australia. It is a unique type of opal because it forms as thin veins or patches within the rock, rather than as a solid gemstone.