sardonyx


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sar·don·yx

 (sär-dŏn′ĭks, sär′dn-ĭks′)
n.
An onyx with alternating brown and white bands of sard and other minerals.

[Middle English sardonix, probably from Latin sardonyx, from Greek sardonux : sardion, sard; see sard + onux, onyx, nail; see nogh- in Indo-European roots.]
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.

sardonyx

(ˈsɑːdənɪks)
n
(Minerals) a variety of chalcedony with alternating reddish-brown and white parallel bands, used as a gemstone. Formula: SiO2
[C14: via Latin from Greek sardonux, perhaps from sardion sardine2 + onux nail]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

sar•don•yx

(sɑrˈdɒn ɪks, ˈsɑr dn-)

n.
an onyx composed of layers of sard and chalcedony of another color, usu. white: used as a gem and to make cameos.
[1300–50; Middle English < Latin < Greek sardónyx; see sard, onyx]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.sardonyx - an onyx characterized by parallel layers of sard and a different colored mineralsardonyx - an onyx characterized by parallel layers of sard and a different colored mineral
onyx - a chalcedony with alternating black and white bands; used in making cameos
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
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The speaker tells the reader, "Your gemstone is sardonyx," and "Jupiter rules your knees and bones / You'll drain your own blood to purge yourself of memory and desire." She embraces superstition, and uses its glittery allure to create a new vessel for the old story of a love found and lost: "And so / And so listen when I say / It will then be October / And you'll never want to travel there again."
The semi precious stones are garnet, amethyst, aquamarine, emerald, pearl, moonstone, alexandrite, sardonyx, peridot, opal, tourmaline, topaz, citrine, turquoise, lapis lazuli, zircon etc.
No specific names of Italian or French lapidaries working in the imperial courts of Jahangir and Shahjahan have ever been found, yet the quality of this cameo, executed in sardonyx with a white ground, illustrates Western influence and the role hard-stonecarving played in the Mughal period, most especially under the patronage of Shahjahan.
These gems included agate, sardonyx, chalcedony and other semi-transparent stones, regarded by today's jewellers as gemstones as distinguished from precious stones, a term used only for diamonds, rubies, sapphires and emeralds.
Gemstones like agate onyx, or sardonyx were the materials of choice for early cameos, while in the 19th century, carvers used such materials such as stone, shell, lava and coral.
The diction reshuffles Herod's speech to Salome of the inexhaustible catalogue of enticing "chrysolites and beryls, and chrysophrases and rubies," "sardonyx and hyacinth stones, and stones of chalcedony" (Wilde, Plays 95).