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Origin: Queensland, Australia Opal Type: Solid Black Opal Shape: Oval Cabochon Color: Green / Blue / Purple Pattern: Pinfire Broad Weight (ct): 0.7 Dimensions (mm): 8x7x2 Brightness rating: 3 Transparency: Opaque MOHS Hardness: 5.5 - 6.5 Treatment: Non-treated GbG ID: BK21 Money back guarantee within 14 days of delivery.
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Sale!Origin: Mexico Opal Type: Solid Shape: Freeform Cut: Polished Body Color: Cream Fire Color: Rainbow Transparency: Opaque Fire Visibility (1-5): 2 Weight (ct): 4.5 Dimensions (mm): 13x12x5 MOHS Hardness: 5-5.5 Treatment: Not treated GbG ID: MO143 Reduced price due to inclusions. Originally $240.