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Home Minerals Page 43

Minerals

    Pyrolusite dioxide

    Rock Science: Pyrolusite and Manganese

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    Puddingstone

    For the Love of Mineral Names

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    Ozokerite

    Rock & Gem Kids: Examining Ozokerite

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    Ewingite oxycarbonate

    Update: The Carbon Mineral Challenge

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    Kartchner Caverns stalactites

    Arizona Underground: Mine Tours, Museums, and Caves

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    5 Five Fascinating Facts: Chalcopyrite

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    Danburite crystals

    Danburite: A Chemistry Confirmed at Yale University

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    Quartz covered in chlorite balls

    The Hemlock Claims: Sources Rich in History and Unique Specimens

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    Small-scale gold mining

    Old Mining Law in a New Era

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    Slabbed ore specimen

    In the Shadow of Gold

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