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Giant Quartz Vein

Giant quartz vein

Giant quartz vein

  • Exhibition Text

    • This boulder of nearly pure quartz formed when hot silica-bearing waters flowing through a fracture deposited quartz. Small bubbles of these waters are visible in the sample. 

      Provided by Valley Marble and Slate, New Milford, Connecticut

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  • For Educators

    • Topic: Earth Science

      Subtopic: Minerals and Resources

      Keywords: Hydrogeology, Natural resources, Quartz

      Audience: General

American Museum of Natural History

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