Difference between revisions of "Brown ocher"
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== Description == | == Description == | ||
| − | A natural earth brown pigment ranging in color from a dark yellow to a deep reddish brown. Brown ocher contains [ | + | A natural earth brown pigment ranging in color from a dark yellow to a deep reddish brown. Brown ocher contains [[silica]], [[clay]], and a mixture of [[ferric hydroxide|iron oxides]] along with small amounts of [[manganese dioxide]]. It is more commonly called [[umber]] or [[sienna]], depending on its color. |
== Synonyms and Related Terms == | == Synonyms and Related Terms == | ||
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umber; sienna; brown ochre (Br.); ocra marrone (It.) | umber; sienna; brown ochre (Br.); ocra marrone (It.) | ||
| − | == | + | == Sources Checked for Data in Record == |
* Ralph Mayer, ''A Dictionary of Art Terms and Techniques'', Harper and Row Publishers, New York, 1969 (also 1945 printing) | * Ralph Mayer, ''A Dictionary of Art Terms and Techniques'', Harper and Row Publishers, New York, 1969 (also 1945 printing) | ||
Revision as of 14:15, 29 April 2016
Description
A natural earth brown pigment ranging in color from a dark yellow to a deep reddish brown. Brown ocher contains Silica, Clay, and a mixture of iron oxides along with small amounts of Manganese dioxide. It is more commonly called Umber or Sienna, depending on its color.
Synonyms and Related Terms
umber; sienna; brown ochre (Br.); ocra marrone (It.)
Sources Checked for Data in Record
- Ralph Mayer, A Dictionary of Art Terms and Techniques, Harper and Row Publishers, New York, 1969 (also 1945 printing)
- R.D. Harley, Artists' Pigments c. 1600-1835, Butterworth Scientific, London, 1982
- Art and Architecture Thesaurus Online, http://www.getty.edu/research/tools/vocabulary/aat/, J. Paul Getty Trust, Los Angeles, 2000
- The Dictionary of Art, Grove's Dictionaries Inc., New York, 1996 Comment: "Pigments"