Difference between revisions of "Paratacamite"
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| + | [[File:Paratacamite-231241.jpg|thumb| Paratacamite from Levant mine, England; Wikipedia[https://commons.wikimedia.org/wiki/File:Paratacamite-231241.jpg]] | ||
== Description == | == Description == | ||
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== Synonyms and Related Terms == | == Synonyms and Related Terms == | ||
| − | basic copper chloride; Paratacamit (Deut.); para atacamiet (Ned.); Composition = Cu(OH)2 - CuCl | + | basic copper chloride; Paratacamit (Deut.); para atacamiet (Ned.); |
| + | ==Physical and Chemical Properties== | ||
| + | * Composition = Cu(OH)<sub>2</sub>-CuCl | ||
| + | * Description = Green | ||
| + | * Fracture = Conchoidal | ||
| + | * Hardness = 3 | ||
| + | * Density = 3.74 g/cm3 | ||
==Resources and Citations== | ==Resources and Citations== | ||
| + | * Webmineral: [http://www.webmineral.com/data/Paratacamite.shtml#.Y5OAdijMJUM Paratacamite] | ||
| + | |||
| + | * Wikipedia: [https://en.wikipedia.org/wiki/Paratacamite Paratacamite] | ||
* ''The Dictionary of Art'', Grove's Dictionaries Inc., New York, 1996 Comment: 'Pigment' | * ''The Dictionary of Art'', Grove's Dictionaries Inc., New York, 1996 Comment: 'Pigment' | ||
Revision as of 12:43, 9 December 2022
Paratacamite from Levant mine, England; Wikipedia[https://commons.wikimedia.org/wiki/File:Paratacamite-231241.jpg
Description
A light green, chlorinated copper corrosion product. Paratacamite is a basic copper chloride. It has been found as a green pigment in 5th - 8th century Asian wall paintings, as well as in some later Persian miniature and European paintings. On Copper and Bronze artifacts, paratacamite and Atacamite indicate the presence of Bronze disease.
Synonyms and Related Terms
basic copper chloride; Paratacamit (Deut.); para atacamiet (Ned.);
Physical and Chemical Properties
- Composition = Cu(OH)2-CuCl
- Description = Green
- Fracture = Conchoidal
- Hardness = 3
- Density = 3.74 g/cm3
Resources and Citations
- Webmineral: Paratacamite
- Wikipedia: Paratacamite
- The Dictionary of Art, Grove's Dictionaries Inc., New York, 1996 Comment: 'Pigment'