Precious Opal (Var: Boulder Opal)

Specimen ID: BT-9BM-WL

Gem(s)
Precious Opal (Var: Boulder Opal) : SiO2·nH2O
Locality
Mindat locality:
Dimensions
15.49mm x 15.02mm x ?mm
weight: 6.08 carats
Certificates
Description
This cut is referred to as a "Freeform Cabochon"
Previous data

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8,544 gemdatids have been issued as of 8th Jul 2025 12:23 pm UTC