Opal
Opals are not truely crystalline and are therefore mineraloids. They comprise of hydrated silica glass. This specimen is from Queensland, Australia
Picture No
10710402
Media ID
47583984
Size
4943px x 3578px
(7.1MB)
Credit
Mary Evans / Natural History Museum
Source
Photograph from the Natural History Museum Collection
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Australasia Glassy Glowing Hydrated Jewel Mineraloid Opal Opalescence Silica Texture
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