Chalcedony
/kælˈsɛd.ə.ni/ noun
noun ·Rare ·Advanced level
Definitions
Noun
- 1 A form of fine-grained quartz that is nearly transparent or has a milky translucence; it fractures conchoidally. countable, uncountable
"Although there are dozens of different types of gems, among the best known and most important are […] . (Common gem materials not addressed in this article include amber, amethyst, chalcedony, garnet, lazurite, malachite, opals, peridot, rhodonite, spinel, tourmaline, turquoise and zircon.)"
- 2 a milky or greyish translucent to transparent quartz wordnet
Example
More examples"My mother gave me a necklace made of beautiful blue chalcedony stones."
Etymology
Borrowed from Latin chalcēdōnius, from Ancient Greek χαλκηδόνιος (khalkēdónios), from Ancient Greek χαλκηδών (khalkēdṓn), cognate to Arabic كَرْكَنْد (karkand).