18x12x6mm Blue opal cabochon – 094

£4.50 excl. VAT

Blue opal cabs from USA

Hardness of 5.5-6 on the Mohs scale

1 in stock


Natural blue opal cabochon

Approx dimensions: 18x12x6mm

Approx weight: 1.8g

Mined: USA

Purchased from the director of the Prospector’s Guild, these have great provenance.


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