Australian Queensland Boulder Opal 20.9cts – Rectangular Brilliant Multi-Colour Ring or Pendant QueenslandA stunning rectangular Queensland boulder opal flashing brilliant multi-colours across its polished face. At 38mm x 12mm x 4mm and weighing 20.9cts, this solid boulder opal has a beautiful elongated shape that lends itself perfectly to a statement ring or pendant.Boulder opals are solid natural opals formed within ironstone host rock, making them exceptionally durable and entirely natural — no treatments or enhancements.Specifications Weight: 20.9cts Dimensions: 38mm x 12mm x 4mm Shape: Rectangular Type: Queensland boulder opal Colour: Brilliant multi-colour Finish: Professionally cut and polished Suggested use: Ring or pendant Origin: Queensland, Australia SKU: 1511 NotesEthically mined from Queensland, Australia. Each boulder opal is unique — colour and pattern will vary slightly from images due to the nature of natural gemstones.Contact Opal Essence for more information.