almandine
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al·man·dine
(ăl′mən-dēn′) also al·man·dite (-dīt′)n.
A deep violet-red garnet, FeAl2Si3O12, found in metamorphic rocks and used as a gemstone.
[Alteration of obsolete alabandyne, from Middle English alabandine, from Late Latin (gemma) alabandina, (gem) of Alabanda, from Alabanda, a town of ancient Asia Minor.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
almandine
(ˈælməndɪn; -ˌdaɪn)n
(Minerals) a deep violet-red garnet that consists of iron aluminium silicate and is used as a gemstone. Formula: Fe3Al2(SiO4)3. Also called: almondite
[C17: from French, from Medieval Latin alabandīna, from Alabanda, ancient city of Asia Minor where these stones were cut]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
al•man•dine
(ˈæl mənˌdin, -ˌdaɪn, -dɪn)n.
a purple-red iron aluminum garnet.
[1670–80; < French, Middle French < Medieval Latin alamandīna, alabandīna a precious stone, from Alaband(a) a town in Asia Minor]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
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Noun 1. almandine - a purple variety of the ruby spinel
ruby spinel, spinel ruby - a spinel used as a gemstone (usually dark red)
2. [画像:almandine - a deep red garnet consisting of iron aluminum silicate]almandine - a deep red garnet consisting of iron aluminum silicate
garnet - any of a group of hard glassy minerals (silicates of various metals) used as gemstones and as an abrasive
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