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more about calcedony
calcedony |
2 definitions found From Webster's Revised Unabridged Dictionary (1913) [web1913]: Chalcedony \Chal*ced"o*ny\ (k[a^]l*s[e^]d"[-o]*n[y^] or k[a^]l"s[-e]*d[-o]*n[y^]; 277), n.; pl {Chalcedonies} (-n[i^]z). [ L. chalcedonius fr Gr CHalkhdw`n Chalcedon, a town in Asia Minor, opposite to Byzantium: cf calc['e]doine, OE calcidoine casidoyne Cf {Cassidony}.] (Min.) A cryptocrystalline, translucent variety of quartz, having usually a whitish color, and a luster nearly like wax. [Written also {calcedony}.] Note: When chalcedony is variegated with with spots or figures, or arranged in differently colored layers, it is called {agate}; and if by reason of the thickness, color, and arrangement of the layers it is suitable for being carved into cameos, it is called {onyx}. {Chrysoprase} is green chalcedony; {carnelian}, a flesh red, and {sard}, a brownish red variety. From WordNet r 1.6 [wn]: calcedony n : a milky or grayish translucent to transparent quartz [syn: {chalcedony}]
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