chrysotile(redirected from Orthochrysotile)
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Related to Orthochrysotile: Clinochrysotile
, hydrous silicate of magnesium. It occurs in crystalline form only as a pseudomorph having the form of some other mineral and is generally found in the form of chrysotile (silky fibers) and antigorite and lizardite (which are both tabular).
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Mg3Si2O5(OH)4 A fibrous form of serpentine that constitutes one type of asbestos.