Difference between revisions of "Yellow ocher"

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[[File:Eros Sculpture-CR4047-d1.jpg|thumb|Eros sculpture<br>MFA# 1979.477]]
 
[[File:Eros Sculpture-CR4047-d1.jpg|thumb|Eros sculpture<br>MFA# 1979.477]]
[[File:258 yellow ocher.jpg|thumb|Yellow ocher]]
 
 
== Description ==
 
== Description ==
  
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<gallery>
 
<gallery>
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File:258 yellow ocher.jpg|Yellow ocher
 
File:589 pale yellow ocher.jpg|Yellow ocher, pale
 
File:589 pale yellow ocher.jpg|Yellow ocher, pale
 
File:yellowocher C100x.jpg|Yellow ocher
 
File:yellowocher C100x.jpg|Yellow ocher

Latest revision as of 12:06, 1 September 2020

Eros sculpture
MFA# 1979.477

Description

A natural yellow earth mineral primarily composed of Goethite (iron hydroxide) and Clay. Yellow ochers occur naturally throughout the world and have been used as a pigment since prehistoric times. Synthetically produced yellow ocher pigment, introduced at the end of the 18th century, is sold under the name of Mars yellow.

FTIR (MFA)

Yellow ochre, 269.TIF

Raman (MFA)

Yellow ocher (Forbes MFA 258) 785nm (640x445).jpg

XRD

PIG258.jpg

SEM

F258sem.jpg

EDS

F258edsbw.jpg

XRF

Slide28 FC258.PNG


Synonyms and Related Terms

goethite; limonite; yellow ochre; ocre jaune (Fr.); yellow earth; earth yellow; Mars yellow; gold ochre; raw sienna; French ochre; raw umber

Additional Images

Resources and Citations

  • G.S.Brady, Materials Handbook, McGraw-Hill Book Co., New York, 1971 Comment: p. 558
  • Reed Kay, The Painter's Guide To Studio Methods and Materials, Prentice-Hall, Inc., Englewood Cliffs, NJ, 1983
  • Ralph Mayer, A Dictionary of Art Terms and Techniques, Harper and Row Publishers, New York, 1969 (also 1945 printing)
  • Michael McCann, Artist Beware, Watson-Guptill Publications, New York City, 1979
  • Dictionary of Building Preservation, Ward Bucher, ed., John Wiley & Sons, Inc., New York City, 1996

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