PreStyled Sets Australian Opal Cutters Australian Boulder Opal Pendant Set in 14K Yellow GoldPreStyled Sets Australian Opal Cutters Australian Boulder Opal Pendant Set in 14K Yellow GoldPreStyled Sets Australian Opal Cutters Australian Boulder Opal Pendant Set in 14K Yellow Gold

PreStyled Sets Australian Opal Cutters Australian Boulder Opal Pendant Set in 14K Yellow Gold

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Boulder Opal - Natural Opal Type 2. Found in Queensland, Australia, it forms as silica saturated water filled cracks in the agate with the molecules assembling in a precise geometric array generating striking colour play. Arguably the rarest form of Opal. Guaranteed free from dyes and artificial treatments.