Precious Opal (Var: Boulder Opal)

Specimen ID: A2-G0C-90

Gem(s)
Precious Opal (Var: Boulder Opal) : SiO2·nH2O
Locality
Mindat locality:
Australia
Dimensions
weight: 32.39 carats
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Description
Size: 33.69 x 14.95 x 7.49 mm.
Previous data
Mineral(s)
Boulder Opal
Jolyon Ralph

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8,544 gemdatids have been issued as of 1st Feb 2026 6:02 am UTC