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Fuchsite

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Formula:
K(Al,Cr)
 
3
Si
 
3
O
 
10
(OH)
 
2
Name:Named in 1842 by Karl F. Emil von Schafhäutl in honor of Johann Nepomuk von Fuchs [May 15, 1774 Mattenzell, near Bremberg, Lower Bavaria, Germany - March 5, 1856 Munich, Germany] professor of chemistry and mineralogy at University of Landshut and curator of the mineralogy collection.
A variety of Muscovite

Greenish variety of muscovite, high in chromium (trivalent Cr replaces Al in the crystal structure). Note that trivalent V can also cause a greenish colour in muscovite (cf. roscoelite).

Originally reported from Schwarzenstein Mt., Zemmgrund, Ziller valley, North Tyrol, Tyrol, Austria.

Visit gemdat.org for gemological information about Fuchsite. Currently in public beta-test.

Classification of Fuchsite

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Chemical Properties of Fuchsite

Formula:
K(Al,Cr)
 
3
Si
 
3
O
 
10
(OH)
 
2
Simplified for copy/paste:K(Al,Cr)3Si3O10(OH)2
Essential elements:Al, H, K, O, Si
All elements listed in formula:Al, Cr, H, K, O, Si

Other Names for Fuchsite

Synonyms:
Chrome-micaChromian MuscoviteChrommuscoviteGaebhardite
Other Languages:
Armenian:Fuchsite
German:Chrommuscovit
Chrom-Muskovit
Fuchsit
Gaebhardit
Simplified Chinese:铬云母
Spanish:Crommuscovita
Fuchsita
Gaebhardita
Varieties:
Verdite

Other Information

Health Warning:No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.

References for Fuchsite

Reference List:

- +
T. C. Devaraju and K. S. Anantha Murthy (1978) Mineralogy of the fuchsites from Gattihosahalli, Karnataka State —Proceedings of the Indian Academy of Sciences - Earth and Planetary Sciences, 87, 255-261.

Internet Links for Fuchsite

Search Engines:
  • Look for Fuchsite on Google
  • Look for Fuchsite images on Google
  • Mineral Dealers:
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  • Buy from McDougall Minerals
  • The Arkenstone - Fine Minerals
  • Mineral Classics - Worldwide Collector Quality Minerals and Gems
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  • DAKOTA MATRIX offers Cabinet and Rare Species from Worldwide Localities.
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  • Fine and rare minerals from mintreasure.com
  • Buy RARE Minerals from Rocks of Africa
  • Specimens:The following Fuchsite specimens are currently listed for sale on minfind.com.

    Localities for Fuchsite

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