Precious Opal (Var: Black Opal)

Specimen ID: AU-YGT-4A

Gem(s)
Precious Opal (Var: Black Opal) : SiO2·nH2O
Locality
Mindat locality:
Ethiopia
Dimensions
weight: 3.41 carats
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Description
Size: 11.47 x 10.79 x 6.95 mm.
Previous data
Mineral(s)
Black Opal
Jolyon Ralph

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8,544 gemdatids have been issued as of 16th Jun 2025 4:09 am UTC