St. John's blood: Difference between revisions
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== Synonyms and Related Terms == | == Synonyms and Related Terms == | ||
Saint John's blood; Polish cochenille; Polish grains; Polish red | Saint John's blood; Polish cochenille; Polish grains; Polish red; Polish lac dye | ||
==Resources and Citations== | ==Resources and Citations== | ||
* Judith Hofenk-de Graaff, ''Natural Dyestuffs: Origin, Chemical Constitution, Identification'', Central Research Laboratory for Objects of Art and Science, Amsterdam, 1969 | * 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 | * J. Thornton, 'The Use of Dyes and Colored Varnishes in Wood Polychromy', ''Painted Wood: History and Conservation'', The Getty Conservation Insitute, Los Angeles, 1998 | ||
Latest revision as of 11:20, 19 May 2026
Description
A red dyestuff, similar to kermes, obtained from the dried bodies of the insect Porphyrophorus polonicus (formerly Margarodes polonicus). These insects live on the roots of the Scleranthus penennis found in the sandy areas of northeastern Europe.
Synonyms and Related Terms
Saint John's blood; Polish cochenille; Polish grains; Polish red; Polish lac dye
Resources and Citations
- 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