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Thursday, June 12, 2025
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Home Minerals Page 21

Minerals

    Supercontinent Rodinia

    The Embarrassing, Boring Middle Age of Earth History

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    Epidote fromGreen Monster Mountain, Alaska

    Epidote: A Beautiful Product of Metamorphism

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    Arsenopyrite

    Parting Shot: Arsenopyrite

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    “Go Colored Agates!" poster

    National Youth Poster Contest is back!

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    Mineral of the Week: Genthelvite

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    Chrysocolla with quartz

    Captivated by Copper

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    Opal Queen fire opal

    Outlaw Rocks, LLC: Family-Style Oregon Mining

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    Mining

    Digging In and Making Discoveries on Hart Mountain

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    Naknek

    Earth Science News: It’s Fish over Gold in Bristol Bay—for Now

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    Argo Gold Mine and Mill

    The Saga of Colorado Gold: Part II

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