a clay mineral often used as an additive to drilling mud. It is a hydrous aluminum silicate capable of reacting with such substances of magnesium and calcium. See bentonite.
Montmorillonite is a very soft phyllosilicate group of minerals that typically form in microscopic crystals, forming a clay. It is named after Montmorillon in France. Montmorillonite, a member of the smectite group, is a 2:1 clay, meaning that it has 2 tetrahedral sheets sandwiching a central octahedral sheet. The particles are plate-shaped with a...Found on http://en.wikipedia.org/wiki/Montmorillonite
A soft clay-like mineral, composed of hydrous aluminum silicate, that can function as a catalyst in the formation of RNA oligomers.Found on http://www.daviddarling.info/encyclopedia/M/montmorillonite.html
A type of clay that has a large capacity to shrink and expand with wetting and drying.Found on http://www.physicalgeography.net/physgeoglos/m.html
any of a group of clay minerals and their chemical varieties that swell in water and possess high cation-exchange capacities. The theoretical ... [2 related articles]Found on http://www.britannica.com/eb/a-z/m/117
Montmorillonite is a mineral discovered at Montmorillon in France, and confirmed as a distinct species in 1847. Montmorillonite is a form of clay found in many sedimentary rocks especially bentonite and in some metamorphic rocks. It is formed mainly through the alteration of pre-existent feldspar in rocks that are poor in silica. Montmorillonite is...Found on http://www.probertencyclopaedia.com/browse/HM.HTM
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