Difference between revisions of "Gallstone"
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== Description == | == Description == | ||
| − | An obsolete organic colorant thought to have come from gallstone of an ox. Gallstones were ground into a golden yellow powder then mixed with gum arabic for a transparent yellow paint. By the end of the 18th century, a substitute made from [ | + | An obsolete organic colorant thought to have come from gallstone of an ox. Gallstones were ground into a golden yellow powder then mixed with gum arabic for a transparent yellow paint. By the end of the 18th century, a substitute made from [[quercitron]] yellow was sold under the name of gallstone. Both colorants were fugitive and rarely used in paints. |
== Synonyms and Related Terms == | == Synonyms and Related Terms == | ||
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gall stone; | gall stone; | ||
| − | == | + | ==Resources and Citations== |
* 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) | ||
Latest revision as of 11:26, 25 July 2022
Description
An obsolete organic colorant thought to have come from gallstone of an ox. Gallstones were ground into a golden yellow powder then mixed with gum arabic for a transparent yellow paint. By the end of the 18th century, a substitute made from Quercitron yellow was sold under the name of gallstone. Both colorants were fugitive and rarely used in paints.
Synonyms and Related Terms
gall stone;
Resources and Citations
- 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