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  1. en.wikipedia.org › wiki › ClayClay - Wikipedia

    Clay is a type of fine-grained natural soil material containing clay minerals [1] (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.

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      Armenian bole, also known as bolus armenus or bole armoniac,...

    • Physical properties

      The mineral components of soil are sand, silt and clay, and...

  2. Dec 4, 2023 · Clay soil can be a challenge for gardeners. While some trees and shrubs grow well in clay soil, most annuals, perennials, and vegetables don't have roots strong enough to force their way through dense clay. In soil, it is the amounts of minerals—sand, silt, and clay—that determine its texture.

    • Colleen Vanderlinden
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  3. Clay, soil particles the diameters of which are less than 0.005 millimeter; also a rock that is composed essentially of clay particles. Rock in this sense includes soils, ceramic clays, clay shales, mudstones, glacial clays, and deep-sea clays. Clay materials are plastic when wet and coherent when dry.

    • The Editors of Encyclopaedia Britannica
  4. en.wikipedia.org › wiki › SoilSoil - Wikipedia

    Soil, also commonly referred to as earth or dirt, is a mixture of organic matter, minerals, gases, liquids, and organisms that together support the life of plants and soil organisms. Some scientific definitions distinguish dirt from soil by restricting the former term specifically to displaced soil. Soil measuring and surveying device.

  5. WHAT IS CLAY SOIL? Soils that are primarily clay in texture are good at binding mineral nutrients but tend to have poor drainage and aeration. Loamy soils tend to be aggregated into chunks that are ideal for aeration and root growth, but can be easily compacted by machine or foot traffic, especially when wet.

  6. Characteristics. •. Clay soils feel very sticky and rolls like plasticine when wet. •. They can hold more total water than most other soil types and, although only about half of this is available to plants, crops seldom suffer from drought. •.

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