illite


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illite

[′i‚līt]
(mineralogy)
A group of gray, green, or yellowish-brown micalike clay minerals found in argillaceous sediments; intermediate in composition and structure between montmorillonite and muscovite.

illite

A clay mineral, a hydrous silicate of potassium, aluminum, iron, and magnesium; swells considerably on wetting and shrinks proportionately on drying.
References in periodicals archive ?
The matrix of the rock is made up of illite, chlorite, fine of mica and sub-parallel streaks of organic matter.
1993, The near-infrared combination band frequencies of dioctahedral smectites, micas, and illites.
Further, some fractions of applied K to illite and vermiculite rich soils K may get fixed by soil particles making it unavailable or slowly available to plant roots (Scott and Smith, 1987).
According to Table 2, most of the clay minerals in coal rock are illite and kaolinite, with few illite/smectite mixed layer.
2008); potassium sources such as illite, biotite and microcline (Zhou & Huang, 2007); and even biotite and phlogopite bacterial dissolution (Balland, Pozwa, Leywal, & Mustin, 2010).
The predominant clay mineral in the Quaternary alluvial sediments of the Alto Guadalquivir basin is illite (up to 85%).
Brown Algae Extract & Illite Clay Suspension is added for a strong anti-inflammatory.
The contributors compare the abrasive wear resistance of metal matrix coatings, the fatigue of case-hardened and plasma-nitrided layers under rolling contact stress, the sorption properties of alkali and acidic Latvian illite clays, and ferromagnetic sorbents for the collection of oil products.
Using distilled water, researchers prepared 1-liter suspensions of bentonite, kaolinite, and illite (typical clays of tropical regions) with turbidities of 50, 100, and 200 nephelometric turbidity units (NTU).
The mineralogical analysis by XRD of both samples show the presence of phases of quartz, albite and clay minerals such as montmorillonite, illite (2:1 type) and kaolinite (1:1 type).