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| Albite on Microcline, Rock Springs Canyon, Organ Mountains, Dona Ana County, New Mexico |
Amethyst scepter, Hopkinton, RI 1 |
Amethyst scepter, Hopkinton, RI 2 |
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| Amethyst scepters, Hopkinton, RI 4 |
Amethyst, Hopkinton, RI |
Apatite, La Marina emerald mine, Borbur, Boyaca Department, Colombia |
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| Azurite on Malachite, Tsumeb, Namibia |
Calcite, Fengjiashan Mine, Hubei Province, China |
Calcite, Pugh Quarry, Wood Co., Ohio |
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| Carussite, Touissit, Touissit District, Oujda, Morocco |
Cavansite, Wagholi Quarry, Ahmadnagar India |
Cerusite, Tsumeb, Namibia |