Clay mineral, any of a group of important hydrous aluminum silicates with a layer (sheetlike) structure and very small particle size They may contain significant amounts of iron, alkali metals, or alkaline earths The term clay is generally applied to (1) a natural material with plastic
Clay minerals are a diverse group of hydrous layer aluminosilicates that constitute the greater part of the phyllosilicate family of minerals They are commonly defined by geologists as hydrous layer aluminosilicates with a particle size < 2 μm, while engineers and soil scientists define clay as any mineral particle < 4 μm However, clay .
Environmental Characteristics of Clays and Clay Mineral ,
Clay minerals have a wide range of particle sizes from 10's of angstroms to millimeters (An angstrom is a unit of measure at the scale of atoms) Thus, clays may be composed of mixtures of finer grained clay minerals and clay-sized crystals of other minerals such as quartz, carbonate, and metal oxid
Clay soils suffer from a bad reputation because they can be hard to work, don't drain well, and harden into something akin to concrete when they dry out; but this type of soil is important to the gardener because of its ability to attract vital nutrients that plants need to thrive Soil is the .
Clay minerals are layer silicates that are formed usually as products of chemical weathering of other silicate minerals at the earth's surface They are found most often in shales, the most common type of sedimentary rock In cool, dry, or temperate climates, clay minerals are fairly stable and are an important component of soil
May 21, 2013· Importance of Clay Minerals:The clay minerals and soil organic matter are colloidsThe most important property of colloids is their small size and large surface area The total colloidal area of .
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