Definitions

from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. Variant of chalcedony.

from The Century Dictionary and Cyclopedia

  • n. See chalcedony.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • n. a milky or greyish translucent to transparent quartz

Etymologies

Sorry, no etymologies found.

Examples

  • It is called la table des Grands Capitaines, and the porcelain top features great military commanders, represented here in a stunning imitation of antique calcedony cameos.

    French Porcelain

  • The floor of the cavern was covered with heaps of water-worn fragments of quartzose rock, containing copper pyrites, in some of which the cavities were covered by a deposit of greenish calcedony.

    Narrative of a Survey of the Intertropical and Western Coasts of Australia Performed between the years 1818 and 1822 — Volume 1

  • Stone-age; and, somewhat curiously, the locality of that stone blade is fixed, by its being of that semi-transparent opalescent calcedony which

    Anahuac : or, Mexico and the Mexicans, Ancient and Modern

  • The floor of the cavern was covered with heaps of water-worn fragments of quartzoze rock containing copper pyrites, in some of which the cavities were covered by a deposit of greenish calcedony.

    The History of Australian Exploration from 1788 to 1888

  • Having sufficiently examined these beautiful varieties of calcedony, the visitor should pass at once to the northern range of tables.

    How to See the British Museum in Four Visits

  • Upon the last southern table (23) are ranged further varieties of calcedony.

    How to See the British Museum in Four Visits

  • He informed us all about internal fires and tertiary formations; about äeriforms, fluidiforms, and solidiforms; about quartz and marl; about schist and schorl; about gypsum and trap; about talc and calc; about blende and horn-blende; about mica-slate and pudding-stone; about cyanite and lepidolite; about hematite and tremolite; about antimony and calcedony; about manganese and whatever you please.

    Tales.

  • Some of the nodules are hollow and filled with crystals, others have a nucleus of less compact siliceous matter which is generally white, surrounded with many concentric strata coloured with iron, and other alternate strata of white agate or calcedony, sometimes to the number of thirty.

    The Botanic Garden A Poem in Two Parts. Part 1: the Economy of Vegetation

  • Some of the cracks of the wood in drying are filled with white flint or calcedony, and others of them remain hollow, lined with innumerable small crystals tinged with iron, which I suppose had a share in converting their calcareous matter into siliceous crystals, because the crystals called Peak-diamonds are always found bedded in an ochreous earth; and those called Bristol-stones are situated on limestone coloured with iron.

    The Botanic Garden A Poem in Two Parts. Part 1: the Economy of Vegetation

  • In boiling water, however, it is soluble in much greater proportion, as appears from the siliceous earth sublimed in the distillation of fluor acid in glass vessels; and from the basons of calcedony which surrounded the jets of hot water near mount Heccla in Iceland.

    The Botanic Garden A Poem in Two Parts. Part 1: the Economy of Vegetation

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