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Geode

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A geode is a hollow rock that is partially filled with crystals. Common minerals found in geodes include calcite and quartz (including amethyst).

See also Thunder Egg.

Classification of Geode

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Other Names for Geode

Varieties:
Enhydros

Other Information

Health Warning:No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.

Mindat.org articles about Geode

Article entries:
GeodesDave Crosby
ThundereggsDave Crosby

Internet Links for Geode

Search Engines:
  • Look for Geode on Google
  • Look for Geode images on Google
  • Mineral Dealers:
  • webminerals
  • Wilensky Fine Minerals
  • Buy fine minerals and gemstones from Pala International
  • Top quality minerals from Kristalle of California
  • Rare and Unusual minerals at Mineralogical Research Company
  • DAKOTA MATRIX offers Cabinet and Rare Species from Worldwide Localities.
  • The Arkenstone - Fine Minerals
  • Fine Minerals from Weinrich Minerals, Inc.
  • Mineral Classics - Worldwide Collector Quality Minerals and Gems
  • Fabre Minerals - search for Geode specimens
  • Buy RARE Minerals from Rocks of Africa
  • SpiriferMinerals.com - high quality low prices
  • Specimens:The following Geode specimens are currently listed for sale on minfind.com.
    Jobs:
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  • Localities for Geode

    (TL) indicates type locality. ? indicates mineral may be doubtful at this locality. All other localities listed without reference should be considered as uncertain and unproven until references can be found.
    Argentina
     
    • Chubut
      • Las Plumas
    Van King
    Mexico
     
    • Chihuahua
      • Mun. de Aldama
    Karl Volkman
    USA
     
    • Colorado
      • Fremont Co.
    Minerals of Colorado (1997) E.B. Eckels
    Minerals of Colorado (1997) E.B. Eckels
      • Larimer Co.
        • Rocky Mountain National Park
    Minerals of Colorado (1997) E.B. Eckels
      • Las Animas Co.
    Minerals of Colorado (1997) E.B. Eckels
      • Rio Grande Co.
    Minerals of Colorado (1997) E.B. Eckels
      • San Miguel Co.
    Minerals of Colorado (1997) E.B. Eckels
    • Illinois
    Van King
    • Indiana
      • Brown Co.
        • Trevlac
    Van King
    • Nevada
      • Humboldt Co.
        • Lone Pine District
    USGS Bull 1538D
    • New Mexico
      • Luna Co.
        • Carrizalillo District
    NMBGMR Open-file Report OF-459
        • Cooks Peak District (Cooke's Peak District)
    NMBGMR Open-file Report OF-459
    • Tennessee
      • Sevier Co.
    Economic Geology; 1 August 1971; v. 66; no. 5; p. 777-791
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    Copyright © Jolyon Ralph and Ida Chau 1993-2011. Site Map. Locality, mineral & photograph data are the copyright of the individuals who submitted them. Further information contact the Site hosted & developed by Jolyon Ralph. Mindat.org is an online information resource dedicated to providing free mineralogical information to all. Mindat relies on the contributions of hundreds of members and supporters. Mindat does not offer minerals for sale. If you would like to add information to improve the quality of our database, then click here to register.
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