Agate
A polished slice of agate from Uraguay. Agate (silicon dioxide) is a cryptocrystalline quartz
Picture No
10707811
Media ID
47572714
Size
4494px x 3908px
(4.7MB)
Credit
Mary Evans / Natural History Museum
Source
Photograph from the Natural History Museum Collection
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Agate Banded Chalcedony Concentric Cryptocrystalline Dioxide Layer Mineral Polished Quartz Ringed Silicate Silicon Slice Tectosilicate Uraguay
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