Opal

Specimen ID: AL-ECN-FJ

Gem(s)
Opal : SiO2·nH2O
Locality
Mindat locality:
Australia
Dimensions
weight: 12.76 carats
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Description
Black opal polished on all sides. Measurements: 19.94 x 13.39 x 8.27 mm.
Previous data
Mineral(s)
Opal
Jolyon Ralph

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8,544 gemdatids have been issued as of 16th Jun 2025 3:54 am UTC