Difference between revisions of "Fayalite"

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== Description ==
 
== Description ==
  
A transparent green iron silicate mineral that occurs naturally as an iron-rich variety of [http://cameo.mfa.org/materials/fullrecord.asp?name=olivine olivine]. Fayalite was named after Fayal, an island in the Azores. The brittle green stone is also produced synthetically as a common component in slag stringers from ancient iron working furnaces.
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A transparent green iron silicate mineral that occurs naturally as an iron-rich variety of [[olivine]]. Fayalite was named after Fayal, an island in the Azores. The brittle green stone is also produced synthetically as a common component in slag stringers from ancient iron working furnaces.
  
 
== Synonyms and Related Terms ==
 
== Synonyms and Related Terms ==
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Mineralogy Database: [http://www.webmineral.com/data/Fayalite.shtml Fayalite]
 
Mineralogy Database: [http://www.webmineral.com/data/Fayalite.shtml Fayalite]
  
== Authority ==
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== Sources Checked for Data in Record ==
  
* David C. Scott, David C. Scott, ''Metallography and Microstructure of Ancient and Historic Metals'', The Getty Conservation Institute, Los Angeles, 1991
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* David C. Scott, ''Metallography and Microstructure of Ancient and Historic Metals'', The Getty Conservation Institute, Los Angeles, 1991
  
* C.W.Chesterman, K.E.Lowe, C.W.Chesterman, K.E.Lowe, ''Audubon Society Field Guide to North American Rocks and Minerals'', Alfred A. Knopf, New York, 1979
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* C.W.Chesterman, K.E.Lowe, ''Audubon Society Field Guide to North American Rocks and Minerals'', Alfred A. Knopf, New York, 1979
  
* Thomas Gregory, Thomas Gregory, ''The Condensed Chemical Dictionary'', Reinhold Publishing, New York, 3rd ed., 1942
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* Thomas Gregory, ''The Condensed Chemical Dictionary'', Reinhold Publishing, New York, 3rd ed., 1942
  
* ''Encyclopedia Britannica'', http://www.britannica.com  Comment: "fayalite." Encyclopdia Britannica. 12 Nov. 2004
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* ''Encyclopedia Britannica'', http://www.britannica.com  Comment: "fayalite." Encyclopædia Britannica. 12 Nov. 2004
  
 
* Wikipedia, the free encyclopedia, at http://www.wikipedia.com  Comment: http://en.wikipedia.org/wiki/Fayalite (Accessed Sept. 7, 2005)
 
* Wikipedia, the free encyclopedia, at http://www.wikipedia.com  Comment: http://en.wikipedia.org/wiki/Fayalite (Accessed Sept. 7, 2005)

Latest revision as of 21:28, 30 April 2016

Fayalite

Description

A transparent green iron silicate mineral that occurs naturally as an iron-rich variety of olivine. Fayalite was named after Fayal, an island in the Azores. The brittle green stone is also produced synthetically as a common component in slag stringers from ancient iron working furnaces.

Synonyms and Related Terms

olivine; faialite (Port.); Fayalit (Deut.); fayaliet (Ned.)

Other Properties

Crystal system= orthorhombic Color= green to pale yellow Fracture = conchoidal to uneven. Luster = vitreous. Streak = colorless.

Composition Fe2SiO4
Mohs Hardness 6.5 - 7.0
Density 4.4
Refractive Index 1.83; 1.87; 1.88

Additional Information

Mineralogy Database: Fayalite

Sources Checked for Data in Record

  • David C. Scott, Metallography and Microstructure of Ancient and Historic Metals, The Getty Conservation Institute, Los Angeles, 1991
  • C.W.Chesterman, K.E.Lowe, Audubon Society Field Guide to North American Rocks and Minerals, Alfred A. Knopf, New York, 1979
  • Thomas Gregory, The Condensed Chemical Dictionary, Reinhold Publishing, New York, 3rd ed., 1942

Retrieved from "http://cameo.mfa.org/index.php?title=Fayalite&oldid=49884"