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cordierite |
Also found in: Dictionary/thesaurus, Wikipedia, Hutchinson | 0.04 sec. |
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cordierite [′kȯrd·ē·ə‚rīt] (mineralogy) Mg2(Al4Si5O18) A blue, orthorhombic magnesium aluminosilicate mineral frequently occurring associated with thermally metamorphosed rocks derived from argillaceous sediments. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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| From 2009 onward, the joint venture partners plan to manufacture high performance and cost-effective diesel particulate filters made of cordierite and to market them separately. The metamorphosed alteration zones are characterized by the presence of various combinations of anthophyllite, cordierite, garnet, staurolite, biotite and/ or andalusite. The high magnesium content suggests it came from deeper than about 16 miles, Marvin says, while the cordierite means it was probably no more than 30 miles deep. |
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