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Chalcedony vs Enhydros - What's the difference?

chalcedony | enhydros |

As nouns the difference between chalcedony and enhydros

is that chalcedony is a form of fine-grained quartz that is nearly transparent or has a milky translucence; it fractures conchoidally while enhydros is a geode of chalcedony containing trapped water.

chalcedony

English

Noun

(chalcedonies)
  • 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) 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.)}}

    See also

    * (noun: types of minerals) agate, chert, flint, moganite * (adjective) conchoidal * (adverb) conchoidally * (noun) break, fracture, flake, shatter * (verb) knapp, break, fracture, flake, shatter

    enhydros

    English

    Noun

    (enhydroses)
  • A geode of chalcedony containing trapped water.
  • * 1875 : William Whitaker, B.A., F.G.S., ed, The Geological Record for 1874: An Account of Works on Geology, Minerology, and Palæontology published during the year
    • ... the liquid obtained from the cavities of a specimen of ''enhydros'' , or "water-stone." It consists of clear water containing in solution a small proportion of certain salts, apparently the chlorides and sulphates of sodium, magnesium, and calcium.