Also found in: Dictionary, Thesaurus, Medical, Wikipedia.
[from Chalcedon], form of quartz the crystals of which are so minute that its crystalline structure cannot be seen except with the aid of a microscope. Chalcedony has a waxy luster and is translucent to transparent.
..... Click the link for more information. spotted with red, used as a gem stone. It is found in India, the United States, Brazil, and Australia.
The Columbia Electronic Encyclopedia™ Copyright © 2013, Columbia University Press. Licensed from Columbia University Press. All rights reserved. www.cc.columbia.edu/cu/cup/
A form of deep green chalcedony flecked with red jasper. Also known as heliotrope; oriental jasper.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
March. [Am. Gem Symbolism: Kunz, 319–320]
Allusions—Cultural, Literary, Biblical, and Historical: A Thematic Dictionary. Copyright 2008 The Gale Group, Inc. All rights reserved.