Difference between revisions of "Rouge"
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== Description == | == Description == | ||
| − | A pure, finely powdered [ | + | A pure, finely powdered [[iron%20oxide%20red|red iron oxide]]. Rouge is synthetically made by calcining ferrous sulfate. It ranges in color from bright red to dark. In general, the darker color indicates a harder grain. Rouge has rounded particles that burnish rather than scratch. It is used as a polishing agent for glass, metals, and jewelry. Very fine, ultrapure rouge is called [[jewelers%27%20rouge|jewelers' rouge]]. |
== Synonyms and Related Terms == | == Synonyms and Related Terms == | ||
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polishing rouge; polishing crocus | polishing rouge; polishing crocus | ||
| − | + | ==Physical and Chemical Properties== | |
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| − | == | + | * Mohs Hardness = 5.5 - 6.5 |
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| + | == Comparisons == | ||
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| + | [[media:download_file_209.pdf|Properties of Common Abrasives]] | ||
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| + | ==Resources and Citations== | ||
* G.S.Brady, ''Materials Handbook'', McGraw-Hill Book Co., New York, 1971 Comment: p.674 | * G.S.Brady, ''Materials Handbook'', McGraw-Hill Book Co., New York, 1971 Comment: p.674 | ||
Latest revision as of 07:42, 28 June 2022
Description
A pure, finely powdered red iron oxide. Rouge is synthetically made by calcining ferrous sulfate. It ranges in color from bright red to dark. In general, the darker color indicates a harder grain. Rouge has rounded particles that burnish rather than scratch. It is used as a polishing agent for glass, metals, and jewelry. Very fine, ultrapure rouge is called Jewelers' rouge.
Synonyms and Related Terms
polishing rouge; polishing crocus
Physical and Chemical Properties
- Mohs Hardness = 5.5 - 6.5
Comparisons
Properties of Common Abrasives
Resources and Citations
- G.S.Brady, Materials Handbook, McGraw-Hill Book Co., New York, 1971 Comment: p.674
- Michael McCann, Artist Beware, Watson-Guptill Publications, New York City, 1979
- R.M.Organ, Design for Scientific Conservation of Antiquities, Smithsonian Institution, Washington DC, 1968
- Art and Architecture Thesaurus Online, http://www.getty.edu/research/tools/vocabulary/aat/, J. Paul Getty Trust, Los Angeles, 2000