41.75ct Koroit Boulder Opal Stone
$110.00
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Koroit Boulder Opal: Weight (carats) 41.75cts Dimensions (millimeters) 45.97mm x 25.67mm x 4.6mm Origin Koroit Mining District, Queensland, Australia Shape freeform cabochon cut Colors blue, aqua, green, purple, violet Brightness of Color Play (-1 to 5+) 2 Darkness of Body (+1 to 5-) N/A Treatments / Enhancements none, natural SKU Number #357 Additional Notes: Freeform cut patterned boulder opal from the Koroit Mining District in Queensland, Australia. Predominant color flashes are green and blue.
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