Precious Opal (Var: Boulder Opal)

Specimen ID: CN-TE7-Q4

Gem(s)
Precious Opal (Var: Boulder Opal) : SiO2·nH2O
Locality
Mindat locality:
Australia
Dimensions
weight: 18.34 carats
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Description
Size: 21.12 x 14.7 x 7.03 mm.
Previous data
Mineral(s)
Boulder Opal
Jolyon Ralph

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