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    Where does clay come from?
    Clay forms when air or water breaks down rocks and organic matter. It accumulates in deposits, which geologists name for where they form: Many countries worldwide—including Germany, France, Turkey, Ukraine, and Russia—have large clay deposits. America’s Midwest and Southeast are especially clay-rich.

    Clay 101: Characteristics, Types, Pros, Cons, & Construction Tips

    substrata.us
    What type of soil is clay?
    Clay is a type of fine-grained natural soil material containing clay minerals (hydrous aluminium phyllosilicates, e.g. kaolinite, Al 2 Si 2 O 5 (OH) 4). Most pure clay minerals are white or light-coloured, but natural clays show a variety of colours from impurities, such as a reddish or brownish colour from small amounts of iron oxide.

    Clay - Wikipedia

    en.wikipedia.org
    What is the most important clay?
    Commercially, the most important clays are known as kaolin and bentonite Where does clay come from? Clay is a soft, loose, earthy material containing particles with a grain size of less than 4 micrometres (μm).

    What is clay? - Science Learning Hub

    sciencelearn.org.nz
    Why is clay a good building material?
    Clay is a natural material made up of tiny particles of rock. When clay is mixed with enough water, it feels like soft, gluey mud. Unlike plain mud, however, clay holds its shape. Clay can be pinched, rolled, cut, or built up in layers to form shapes of all kinds. Wet clay makes a very useful building material because it hardens as it dries.

    clay - Kids | Britannica Kids | Homework Help

    kids.britannica.com
    What does clay mean?
    The meaning of CLAY is an earthy material that is plastic when moist but hard when fired, that is composed mainly of fine particles of hydrous aluminum silicates and other minerals, and that is used for brick, tile, and pottery; specifically : soil composed chiefly of this material having particles less than a specified size.

    CLAY Definition & Meaning - Merriam-Webster

    merriam-webster.com
    Is clay a mineral?
    Clay is an abundant, naturally occurring, fine-grained material composed predominantly of hydrous aluminum silicates. Clay is not a single mineral, but a number of minerals. Clays fall into six general categories: kaolin, ball clays, fire clays, bentonite, common clays and Fuller’s earth. Clays are common all over the world.

    Clays - Minerals Education Coalition

    mineralseducationcoalition.org
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