Precious Opal (Var: Boulder Opal)

Specimen ID: CR-49V-U6

Gem(s)
Precious Opal (Var: Boulder Opal) : SiO2·nH2O
Locality
Mindat locality:
Australia
Dimensions
weight: 17.33 carats
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Description
Size: 28.82 x 14.68 x 4.85 mm.
Previous data
Mineral(s)
Boulder Opal
Jolyon Ralph

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