Chalcedony vs Quartz - What's the difference?
chalcedony | quartz |
A form of fine-grained quartz that is nearly transparent or has a milky translucence; it fractures conchoidally.
*{{quote-magazine, date=2012-03
, author=Lee A. Groat
, title=Gemstones
, volume=100, issue=2, page=128
, magazine=(American Scientist)
(mineralogy) The most abundant mineral on the earth's surface, of chemical composition silicon dioxide, Si]][[oxygen, O2. It occurs in a variety of forms, both crystalline and amorphous. Found in every environment.
As nouns the difference between chalcedony and quartz
is that chalcedony is a form of fine-grained quartz that is nearly transparent or has a milky translucence; it fractures conchoidally while quartz is the most abundant mineral on the earth's surface, of chemical composition silicon dioxide, SiO2. It occurs in a variety of forms, both crystalline and amorphous. Found in every environment.chalcedony
English
Noun
(chalcedonies)citation, passage=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.)}}
