Difference between revisions of "Walnut"

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Strong, valuable, hardwood trees of the genus ''Juglans'' native to the temperate climates of the northern hemisphere. Walnut trees have fine-grain, uniform wood that polishes to a high gloss. They are used for furniture, painting panels, frames, sculptures, veneer, piano cases, carving, and gun stocks. A drying oil is pressed from the nut kernels and is used in artist paints. Ground nut shells are used as a filler in plastics and as a soft abrasive. A dark brown dye can also be extracted from the nut shells.  
 
Strong, valuable, hardwood trees of the genus ''Juglans'' native to the temperate climates of the northern hemisphere. Walnut trees have fine-grain, uniform wood that polishes to a high gloss. They are used for furniture, painting panels, frames, sculptures, veneer, piano cases, carving, and gun stocks. A drying oil is pressed from the nut kernels and is used in artist paints. Ground nut shells are used as a filler in plastics and as a soft abrasive. A dark brown dye can also be extracted from the nut shells.  
 
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[[File:1982.178-SC14541.jpg|thumb|'''MFA Acc. #:''' 1982.178]]
 
-American or [[black%20walnut%20|black walnut ]](''J. nigra''): native to the eastern U.S.  
 
-American or [[black%20walnut%20|black walnut ]](''J. nigra''): native to the eastern U.S.  
  
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-Chinese walnut (''J. cathayensis''): native to Asia
 
-Chinese walnut (''J. cathayensis''): native to Asia
  
[[File:1982.178-SC14541.jpg|thumb|'''MFA Acc. #:''' 1982.178]]
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[[File:Uemura 08-13-2009 264.jpg|thumb|Silk dyed with walnut bark; Uemera Dye Archive]]
 
== Synonyms and Related Terms ==
 
== Synonyms and Related Terms ==
  
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File:walnut tangential view.jpg|Walnut
 
File:walnut tangential view.jpg|Walnut
 
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== Sources Checked for Data in Record ==
 
== Sources Checked for Data in Record ==

Revision as of 11:32, 30 June 2020

MFA Acc. #: 1976.122

Description

Strong, valuable, hardwood trees of the genus Juglans native to the temperate climates of the northern hemisphere. Walnut trees have fine-grain, uniform wood that polishes to a high gloss. They are used for furniture, painting panels, frames, sculptures, veneer, piano cases, carving, and gun stocks. A drying oil is pressed from the nut kernels and is used in artist paints. Ground nut shells are used as a filler in plastics and as a soft abrasive. A dark brown dye can also be extracted from the nut shells.

MFA Acc. #: 1982.178

-American or Black walnut(J. nigra): native to the eastern U.S.

-Butternut or white walnut (J. cinerea): native to the eastern U.S.

-California walnut (J. californica): native to the western U.S.

-English, Circassian, Persian, French walnut (J. regia): native to Eurasia

-Chinese walnut (J. cathayensis): native to Asia

Silk dyed with walnut bark; Uemera Dye Archive

Synonyms and Related Terms

noyer (Fr.); Walnuss (Deut.); noce (It.); nogueira (Port.); nogal (Esp.); Queen Ann's cabinet wood; Butternut or white walnut (J. cinerea); California walnut (Juglans californica); English walnut (Circassian walnut, Persian walnut, French walnut (Juglans regia); Chinese walnut (Juglans cathayensis)

Density 40-50 ppcf

Additional Information

Links to Oddy Test results posted on AIC Wiki Materials Database Pages for individual materials below

° Walnut Tested in 2012

° Walnut Tested in 2012 for comparison to coated Walnut wood

Additional Images

Sources Checked for Data in Record

  • G.S.Brady, Materials Handbook, McGraw-Hill Book Co., New York, 1971 Comment: p. 856
  • Ralph Mayer, A Dictionary of Art Terms and Techniques, Harper and Row Publishers, New York, 1969 (also 1945 printing)
  • Hermann Kuhn, Conservation and Restoration of Works of Art and Antiquities, Butterworths, London, 1986
  • F. H. Titmuss, Commercial Timbers of the World, The Technical Press Ltd., London, 1965 Comment: 40-50 ppcf
  • Dictionary of Building Preservation, Ward Bucher, ed., John Wiley & Sons, Inc., New York City, 1996
  • Pam Hatchfield, Pollutants in the Museum Environment, Archetype Press, London, 2002
  • Van Nostrand's Scientific Encyclopedia, Douglas M. Considine (ed.), Van Nostrand Reinhold, New York, 1976
  • Random House, Webster's Encyclopedic Unabridged Dictionary of the English Language, Grammercy Book, New York, 1997
  • The American Heritage Dictionary or Encarta, via Microsoft Bookshelf 98, Microsoft Corp., 1998
  • CRC Handbook of Chemistry and Physics, Robert Weast (ed.), CRC Press, Boca Raton, Florida, v. 61, 1980 Comment: density=40-43 ppcf (0.64-0.70 g/cm3)

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