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anthophyllite
anthophyllite End-member (Mg,Fe)2 (Mg,Fe)5[Si4O11]2(OH,F)2, along with gedrite, of the calcium-poor, orthorhombic amphiboles. In anthophyllite Mg > Fe, whereas in gedrite Mg < Fe. It is found exclusively in metamorphic rocks, where it may occur with cordierite. Amosite is the asbestiform variety of anthophyllite.
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AILSA ALLABY and MICHAEL ALLABY. "anthophyllite." A Dictionary of Earth Sciences. 1999. Encyclopedia.com. 27 May. 2012 <http://www.encyclopedia.com>. AILSA ALLABY and MICHAEL ALLABY. "anthophyllite." A Dictionary of Earth Sciences. 1999. Encyclopedia.com. (May 27, 2012). http://www.encyclopedia.com/doc/1O13-anthophyllite.html AILSA ALLABY and MICHAEL ALLABY. "anthophyllite." A Dictionary of Earth Sciences. 1999. Retrieved May 27, 2012 from Encyclopedia.com: http://www.encyclopedia.com/doc/1O13-anthophyllite.html |
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anthophyllite
anthophyllite : see amphibole . |
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Cite this article
"anthophyllite." The Columbia Encyclopedia, 6th ed.. 2011. Encyclopedia.com. 27 May. 2012 <http://www.encyclopedia.com>. "anthophyllite." The Columbia Encyclopedia, 6th ed.. 2011. Encyclopedia.com. (May 27, 2012). http://www.encyclopedia.com/doc/1E1-X-anthophy.html "anthophyllite." The Columbia Encyclopedia, 6th ed.. 2011. Retrieved May 27, 2012 from Encyclopedia.com: http://www.encyclopedia.com/doc/1E1-X-anthophy.html |
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