Precious Opal (Var: Boulder Opal)

Specimen ID: CW-340-RJ

Gem(s)
Precious Opal (Var: Boulder Opal) : SiO2·nH2O
Locality
Mindat locality:
Australia
Dimensions
weight: 10.98 carats
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Description
Size: 16.2 x 5.12 mm.
Previous data
Mineral(s)
Boulder Opal
Jolyon Ralph

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8,544 gemdatids have been issued as of 2nd Jul 2025 4:07 am UTC