Chalcedony is the general term used for all varieties of the fine-grained quartz that are built up of thin layers of fibrous quartz crystals. It is typically translucent and has a waxy texture.
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Chalcedony
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Chalcedony is a cryptocrystalline form of silica, composed of very fine intergrowths of quartz and moganite. These are both silica minerals, but they differ in that quartz has a trigonal crystal structure, while moganite is monoclinic.... Wikipedia
Chalcedony is a cryptocrystalline form of silica, composed of very fine intergrowths of quartz and moganite. These are both silica minerals, but they differ ...
Local name for agate or jasper coated by druzy quartz crystals. Found near Guernsey, Platte Co., Wyoming, USA, in limestone rocks. Very good green fluorescence ...
A purple-colored variety from Arizona has been marketed under this trade name. The material occurs in veins and blocks up to 1 m thick. Masses over 100 kg have ...
Chalcedony is a lovely gemstone with cool lilac to blue colors with an ethereal feel about them due to their almost luminous translucence. By the way, ...
The meaning of CHALCEDONY is a translucent variety of quartz of various colors and waxy luster.
Chalcedony is a bluish, translucent gemstone that seems to glow mysteriously from within, like a clear running stream. It has a refreshing quality that ...