Definition of "anthophyllite" [an•thoph•yl•lite]

• A dark brown amphibole mineral; a mixed silicate of iron and magnesium. (noun)

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• "The first recorded application can be traced to Finland (approximately 2500 B.C.), where anthophyllite from a local deposit was used to reinforce clay utensils and pottery."
• "In particular, the minerals concerned are: chrysotile, amosite, crocidolite, anthophyllite, tremolite und actinolite, which are categorized on the basis of their chemical composition and fibrous structure as serpentine Asbestos"
• "Asbestos consists mostly of magnesium silicate minerals -- chrysotile, anthophyllite, and crocidolite."