Boulder Opal


Boulder Opal occurs when opal fills the cracks and fissures in a stone. Opal is Australia’s national stone and is also the birthstone for October. Chain sold separately.

1 in stock

SKU: DM105BDO Categories: , , , Brands: ,


Australian Boulder Opal

Hydrated silica

Like no other gem on earth, this translucent opal is formed by silica and water in ironstone. Vibrant colors “pillowed” on a light gray back- ground. Aborigines believed boulder opals brought them fire. Chain sold separately.

Queensland, AU

Additional information
Weight0.3 lbs
Dimensions0.625 × 0.25 × 1.875 in