Difference between revisions of "Saffron"

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== Description ==
 
== Description ==
  
A natural, golden yellow colorant obtained from the flower stigmas of the ''Crocus sativus'' plant that is native to the Middle East. Saffron was used to color the robes of emperors in ancient Persia and later, the robes of Buddhist monks in Asia. It was introduced to Europe through Spain in the 8th century and used in manuscript illumination until the 16th century. The deep yellow to orange color in saffron is primarily due to [http://cameo.mfa.org/materials/fullrecord.asp?name=crocetin crocetin] and [http://cameo.mfa.org/materials/fullrecord.asp?name=crocin crocin]. The colorants are extracted by boiling the dried flowers in water. Saffron is a substantive dye that produces a strong yellow color on alum mordanted and unmordanted wool. Copper mordanting produces a greenish yellow shade. Saffron was used for manuscript illumination and for coloring prints and maps. The transparent colorant was also used as a watercolor pigment and a tint in varnishes. It is still used as a dyestuff and as a cooking spice.
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A natural, golden yellow colorant obtained from the flower stigmas of the ''Crocus sativus'' plant that is native to the Middle East. Saffron was used to color the robes of emperors in ancient Persia and later, the robes of Buddhist monks in Asia. It was introduced to Europe through Spain in the 8th century and used in manuscript illumination until the 16th century. The deep yellow to orange color in saffron is primarily due to [[crocetin|crocetin]] and [[crocin|crocin]]. The colorants are extracted by boiling the dried flowers in water. Saffron is a substantive dye that produces a strong yellow color on alum mordanted and unmordanted wool. Copper mordanting produces a greenish yellow shade. Saffron was used for manuscript illumination and for coloring prints and maps. The transparent colorant was also used as a watercolor pigment and a tint in varnishes. It is still used as a dyestuff and as a cooking spice.
  
 
[[File:1976.319-SC120216.jpg|thumb|]]
 
[[File:1976.319-SC120216.jpg|thumb|]]
 
== Synonyms and Related Terms ==
 
== Synonyms and Related Terms ==
  
''Crocus sativus;'' Natural Yellow 6; CI 75100; karcom (Lat.); azafrn (Esp.); auripetrum colorant; safran (Fr., Dan.); safrankrokus (Dan.); Echter Safran (Deut.); zafferano (It.); safraan (Ned.); saffran (Sven.); szafran (Pol.); krokos bafikos (Gr.); zafora (Gr.); aafro (Port.); crocin; crocetin; French saffron; zafran; crocus dye; red gold; vegetable gold
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''Crocus sativus;'' Natural Yellow 6; CI 75100; karcom (Lat.); azafrán (Esp.); auripetrum colorant; safran (Fr., Dan.); safrankrokus (Dan.); Echter Safran (Deut.); zafferano (It.); safraan (Ned.); saffran (Sven.); szafran (Pol.); krokos bafikos (Gr.); zafora (Gr.); açafrão (Port.); crocin; crocetin; French saffron; zafran; crocus dye; red gold; vegetable gold
  
[[[SliderGallery rightalign|SaffronUCL.jpg~Raman|f219sem.jpg~SEM|f219edsbw.jpg~EDS]]]
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[[[SliderGallery rightalign|SaffronUCL.jpg~Raman|f219sem.jpg~SEM|f219edsbw.jpg~EDS|Slide25 FC219.PNG~XRF]]]
  
 
== Other Properties ==
 
== Other Properties ==
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== Additional Information ==
 
== Additional Information ==
  
J.Hofenk-de Graaf, ''Natural Dyestuffs: Origin, Chemical Constitution, Identification'', Central Research Laboratory for Objects of Art and Science, Amsterdam, September 1969.
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° J.Hofenk-de Graaf, ''Natural Dyestuffs: Origin, Chemical Constitution, Identification'', Central Research Laboratory for Objects of Art and Science, Amsterdam, September 1969.
  
 
== Additional Images ==
 
== Additional Images ==
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== Authority ==
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== Sources Checked for Data in Record ==
  
* R. J. Gettens, G.L. Stout, R. J. Gettens, G.L. Stout, ''Painting Materials, A Short Encyclopaedia'', Dover Publications, New York, 1966
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* R. J. Gettens, G.L. Stout, ''Painting Materials, A Short Encyclopaedia'', Dover Publications, New York, 1966
  
* R.J. Adrosko, R.J. Adrosko, ''Natural Dyes in the United States'', Smithsonian Institution Press, Washington, DC, 1968
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* R.J. Adrosko, ''Natural Dyes in the United States'', Smithsonian Institution Press, Washington, DC, 1968
  
* Helmut Schweppe, Helmut Schweppe, Schweppe color collection index and information book
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* Helmut Schweppe, Schweppe color collection index and information book
  
* Palmy Weigle, Palmy Weigle, ''Ancient Dyes for Modern Weavers'', Watson-Guptill Publications, New York, 1974
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* Palmy Weigle, ''Ancient Dyes for Modern Weavers'', Watson-Guptill Publications, New York, 1974
  
* John and Margaret Cannon, John and Margaret Cannon, ''Dye Plants and Dyeing'', Herbert Press, London, 1994
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* John and Margaret Cannon, ''Dye Plants and Dyeing'', Herbert Press, London, 1994
  
* F. Crace-Calvert, F. Crace-Calvert, ''Dyeing and Calico Printing'', Palmer & Howe, London, 1876
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* F. Crace-Calvert, ''Dyeing and Calico Printing'', Palmer & Howe, London, 1876
  
* Judith Hofenk-de Graaff, Judith Hofenk-de Graaff, ''Natural Dyestuffs: Origin, Chemical Constitution, Identification'', Central Research Laboratory for Objects of Art and Science, Amsterdam, 1969
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* Judith Hofenk-de Graaff, ''Natural Dyestuffs: Origin, Chemical Constitution, Identification'', Central Research Laboratory for Objects of Art and Science, Amsterdam, 1969
  
* J. Thornton, J. Thornton, 'The Use of Dyes and Colored Varnishes in Wood Polychromy', ''Painted Wood: History and Conservation'', The Getty Conservation Insitute, Los Angeles, 1998
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* J. Thornton, 'The Use of Dyes and Colored Varnishes in Wood Polychromy', ''Painted Wood: History and Conservation'', The Getty Conservation Insitute, Los Angeles, 1998
  
* Ralph Mayer, Ralph Mayer, ''A Dictionary of Art Terms and Techniques'', Harper and Row Publishers, New York, 1969 (also 1945 printing)
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* Ralph Mayer, ''A Dictionary of Art Terms and Techniques'', Harper and Row Publishers, New York, 1969 (also 1945 printing)
  
* ''Encyclopedia Britannica'', http://www.britannica.com  Comment: "saffron" Encyclopdia Britannica [Accessed March 5, 2002]. color photo of plant
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* ''Encyclopedia Britannica'', http://www.britannica.com  Comment: "saffron" Encyclopædia Britannica [Accessed March 5, 2002]. color photo of plant
  
 
* Wikipedia, the free encyclopedia, at http://www.wikipedia.com  Comment: http://en.wikipedia.org/wiki/Saffron (Accessed Sept. 14, 2005)
 
* Wikipedia, the free encyclopedia, at http://www.wikipedia.com  Comment: http://en.wikipedia.org/wiki/Saffron (Accessed Sept. 14, 2005)
  
* G.S.Brady, G.S.Brady, ''Materials Handbook'', McGraw-Hill Book Co., New York, 1971  Comment: p. 60
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* G.S.Brady, ''Materials Handbook'', McGraw-Hill Book Co., New York, 1971  Comment: p. 60
  
 
* Colour Index International online at www.colour-index.org
 
* Colour Index International online at www.colour-index.org

Revision as of 12:02, 10 May 2016

17.2788-SC155226.jpg

Description

A natural, golden yellow colorant obtained from the flower stigmas of the Crocus sativus plant that is native to the Middle East. Saffron was used to color the robes of emperors in ancient Persia and later, the robes of Buddhist monks in Asia. It was introduced to Europe through Spain in the 8th century and used in manuscript illumination until the 16th century. The deep yellow to orange color in saffron is primarily due to Crocetin and Crocin. The colorants are extracted by boiling the dried flowers in water. Saffron is a substantive dye that produces a strong yellow color on alum mordanted and unmordanted wool. Copper mordanting produces a greenish yellow shade. Saffron was used for manuscript illumination and for coloring prints and maps. The transparent colorant was also used as a watercolor pigment and a tint in varnishes. It is still used as a dyestuff and as a cooking spice.

1976.319-SC120216.jpg

Synonyms and Related Terms

Crocus sativus; Natural Yellow 6; CI 75100; karcom (Lat.); azafrán (Esp.); auripetrum colorant; safran (Fr., Dan.); safrankrokus (Dan.); Echter Safran (Deut.); zafferano (It.); safraan (Ned.); saffran (Sven.); szafran (Pol.); krokos bafikos (Gr.); zafora (Gr.); açafrão (Port.); crocin; crocetin; French saffron; zafran; crocus dye; red gold; vegetable gold

Raman

SaffronUCL.jpg

SEM

F219sem.jpg

EDS

F219edsbw.jpg

XRF

Slide25 FC219.PNG


Other Properties

Crocetin is soluble in water, ethanol, alkali solutions. Crocetin forms a blue solution in concentrated sulfuric acid.

Additional Information

° J.Hofenk-de Graaf, Natural Dyestuffs: Origin, Chemical Constitution, Identification, Central Research Laboratory for Objects of Art and Science, Amsterdam, September 1969.

Additional Images


Sources Checked for Data in Record

  • R. J. Gettens, G.L. Stout, Painting Materials, A Short Encyclopaedia, Dover Publications, New York, 1966
  • R.J. Adrosko, Natural Dyes in the United States, Smithsonian Institution Press, Washington, DC, 1968
  • Helmut Schweppe, Schweppe color collection index and information book
  • Palmy Weigle, Ancient Dyes for Modern Weavers, Watson-Guptill Publications, New York, 1974
  • John and Margaret Cannon, Dye Plants and Dyeing, Herbert Press, London, 1994
  • F. Crace-Calvert, Dyeing and Calico Printing, Palmer & Howe, London, 1876
  • Judith Hofenk-de Graaff, Natural Dyestuffs: Origin, Chemical Constitution, Identification, Central Research Laboratory for Objects of Art and Science, Amsterdam, 1969
  • J. Thornton, 'The Use of Dyes and Colored Varnishes in Wood Polychromy', Painted Wood: History and Conservation, The Getty Conservation Insitute, Los Angeles, 1998
  • Ralph Mayer, A Dictionary of Art Terms and Techniques, Harper and Row Publishers, New York, 1969 (also 1945 printing)
  • Encyclopedia Britannica, http://www.britannica.com Comment: "saffron" Encyclopædia Britannica [Accessed March 5, 2002]. color photo of plant
  • G.S.Brady, Materials Handbook, McGraw-Hill Book Co., New York, 1971 Comment: p. 60
  • Colour Index International online at www.colour-index.org
  • Van Nostrand's Scientific Encyclopedia, Douglas M. Considine (ed.), Van Nostrand Reinhold, New York, 1976
  • The American Heritage Dictionary or Encarta, via Microsoft Bookshelf 98, Microsoft Corp., 1998

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