![EO 080125 Quartz Agate [chalcedony] 001](https://collections.nmnh.si.edu/media/?i=16592743)
Quartz Agate [chalcedony]
Quartz Agate [chalcedony]
Mineral Sciences
Mineral Sciences
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Tectosilicate Mineral Chalcedony
Tectosilicate Mineral Chalcedony
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Agate, Fortification Agate variety [chalcedony]
Agate, Fortification Agate variety [chalcedony]
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Tectosilicate Mineral Chalcedony
Tectosilicate Mineral Chalcedony
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Tectosilicate Mineral Chalcedony
Tectosilicate Mineral Chalcedony
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Tectosilicate Mineral Chalcedony
Tectosilicate Mineral Chalcedony
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Tectosilicate Mineral Chalcedony
Tectosilicate Mineral Chalcedony
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Tectosilicate Mineral Chalcedony
Tectosilicate Mineral Chalcedony
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Carbonate Mineral Calcite
Carbonate Mineral Calcite
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Nesosilicate Mineral Willemite with Carbonate Mineral Calcite
Nesosilicate Mineral Willemite with Carbonate Mineral Calcite
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Native Element Sulfur
Native Element Sulfur
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Tectosilicate Mineral Quartz
Tectosilicate Mineral Quartz
![EO 080132 Agate, Fortification Agate variety [chalcedony] 001](https://collections.nmnh.si.edu/media/?i=16592746)