Australia is located and also accounts for about 95% of all expensive opals in the world. The remaining 5% is more or less divided by about 19 state territories. In most of them expensive opals are only found and only in nine states their mining takes place. Australian expensive opals differ from precious opals found in the rest of the world mainly from their origins. While in the world, in all cases, the result of volcanic activity and hydrothermal processes, opal was formed in Australia mostly as a product of the weathering process.
High quality rough precious opal from Australia (Lightning Ridge) - a mixture of quality opals with rare and distinctive colours.
High quality rough precious opal from Australia (Queensland) - a mixture of quality opals with rare and distinctive colours.
High quality rough precious opal from Australia (Lightning Ridge) - a mixture of quality opals with rare and distinctive colours.
High quality rough precious opal from Australia (Lightning Ridge) - a mixture of quality opals with rare and distinctive colours.
High quality rough precious opal from Australia (Lightning Ridge) - a mixture of quality opals with rare and distinctive colours.
High quality rough precious opal from Australia (Queensland) - a mixture of quality opals with rare and distinctive colours.
High quality rough precious opal from Australia (Lightning Ridge) - a mixture of quality opals with rare and distinctive colours.
High quality rough precious opal from Australia (Lightning Ridge) - a mixture of quality opals with rare and distinctive colours.
High quality rough precious opal from Australia (Lightning Ridge) - a mixture of quality opals with rare and distinctive colours.
High quality rough precious opal from Australia (Lightning Ridge) - a mixture of quality opals with rare and distinctive colours.
High quality rough precious opal from Australia (Lightning Ridge) - a mixture of quality opals with rare and distinctive colours.
Natural precious opal from Australia (Lightning Ridge) 19,3x12,6x3,5mm, 5,42ct
Natural precious opal from Australia (Lightning Ridge) 11x10x5mm, 2,93ct
Natural precious opal from Australia (Lightning Ridge) 21x7,5x3mm, 2,66ct
Natural precious opal from Australia (Lightning Ridge) 13,6x7,8x3mm, 2,2ct
Natural precious opal from Australia (Lightning Ridge) 14,8x7,9x4mm, 2,66ct
Natural precious opal from Australia (Lightning Ridge) 19,9x11,7x2,9mm, 3,86ct
Natural precious opal from Australia (Lightning Ridge) 22,2x12,4x5,6mm, 9,39ct
Natural precious opal from Australia (Lightning Ridge) 10,9x8,2x2,5mm, 1,36ct
Natural precious opal from Australia (Lightning Ridge) 16,7x10,3x2,4mm, 2,64ct
Natural precious opal from Australia (Lightning Ridge) 18,6x10,5x2,1mm, 2,33ct
Natural precious opal from Australia (Lightning Ridge) 12,2x5,6x2,3mm, 1ct
Natural precious opal from Australia (Lightning Ridge) 8,6x5,5x2mm, 0,65ct
Natural precious opal from Australia (Lightning Ridge) 11,4x5x1,6mm, 0,61ct
Natural precious opal from Australia (Lightning Ridge) 12,3x7,9x2,4mm, 1,58ct
Natural precious opal from Australia (Lightning Ridge) 12,2x6,6x2,3mm, 1,21ct
Natural precious opal from Australia (Lightning Ridge) 10,8x10,5x2,1mm, 1,52ct
Natural precious opal from Australia (Lightning Ridge) 17,9x8,7x2mm, 1,81ct
Natural precious opal from Australia (Lightning Ridge) 14,2x7,8x2,7mm, 2,6ct
Natural precious opal from Australia (Lightning Ridge) 34x23,8x5mm, 22,4ct
Natural precious opal from Australia (Lightning Ridge) 8,2x5,1x1,3mm, 0,27ct
Natural precious opal from Australia (Lightning Ridge) 13x5,8x2,3mm, 0,93ct