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DEPOSITS MAGAZINE

DEPOSITS MAGAZINE

An acclaimed international collection of earth science articles and book reviews on palaeontology, geology, minerals and more

  • UK FOSSILS
  • EARTH SCIENCES
    • Palaeontology
    • Geology
    • Minerals
    • Volcanoes
    • Climate
    • Glaciers
    • Plate Tectonics
  • URBAN AND HUMAN
    • Museums & societies
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  • INTERESTS
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The tetra-hedral molecules described by the equation Si(OH)4.

Related Articles:
  • Tiny bubble theory of Lake Superior agate formation (Part 1): Tiny bubbles, the husk and silica accumulation in the cavity
  • Tiny bubble theory of Lake Superior agate formation (Part 2): Results from other laboratories and inclusions in Lake Superior agates
  • Tiny bubble theory of Lake Superior agate formation (Part 4): Tiny bubbles and reflections on theories of agate formation
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About deposits

Deposits is internationally renowned, known for its high quality articles covering earth science. It is aimed at beginners, enthusiasts and professionals. Content is regularly updated and new articles constantly being added.

Editor
Jon Trevelyan

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Deposits is run by the UKGE Group.

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Meet SKU P00714: an iridescent Baculites sp. cephalopod fossil from Upper Cretaceous deposits in Wyoming, USA, showcasing its distinctive straight shell and natural mineralised colour. The exact specimen shown in the photographs is supplied with a display stand and a Certificate of Authenticity card. A striking piece of prehistoric marine history for collectors and natural-history displays. A small clue, some careful work, and an ammonite emerging from the beach mud at Stonebarrow. Look at the spiral at the end!
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