Duke Geological Laboratory

Stone Ridge, NY

Dukelabs Thumbnail Mineral Collection Gallery

3120_Topaz_Omi District_Japan.JPG
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3121a_Quartz_MinasGerais_Brazil.JPG
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3122a-1_Labradorite_Madagascar.JPG
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3123_Quartz var Herkimer_StJohnsville_NY_USA.JPG
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3124a-1_Pyrite_Wuzhoo_Guangxi_China.JPG
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3125a_Microcline_Pike'sPeak_CO_USA.JPG
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3126-2_Quartz var Opal_ShewaProvince_Ethiopia.JPG
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3127-1_Barite_Huanzala Mine_DeptHuanuco_Peru.JPG
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3127-2_Barite_HuanzalaMine_DeptHuanaco_Peru.JPG
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3128a-1_Garnet var Spessartite_Afghanistan.JPG
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3129a_Amber.JPG
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3130a_Barite_Cumberland_England.JPG
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3131a_Magnetite_Salzburg_Austria.JPG
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3132a_Selenite_Kerhonksen_NY_USA.JPG
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3133-1_Agate_HoudailleQuarry_Montclair_NJ_USA.JPG
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3133a-1_Agate_HoudailleQuarry_Montclair_NJ_USA.JPG
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3134a_Kunzite_MinasGerais_Brazil.JPG
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3135a_Corundum_Tulear_Betroka_Madagascar.JPG
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3136a_Hemimorphite_SantaEulalia_Mexico.JPG
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3137a-1_Fluorite_Walworth_NY_USA.JPG
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3138a-1_Rhodochrosite_SantaEulalia_Mexico.JPG
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© 2025 Charles Merguerian