Difference between revisions of "Rottenstone"
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== Description == | == Description == | ||
| − | A fine abrasive composed of powdered siliceous-argillaceous limestone. Rottenstone is composed of about 85% alumina, 4-15% silica and 5-10% iron oxides. It was primarily mined in England but small amounts were also mined in Pennsylvania. Rottenstone is used as a powder or adhered to polishing cloths. It is softer and finer than pumice. Applications include polishing metal, jewelry and wood. | + | A fine abrasive composed of powdered siliceous-argillaceous [[limestone]]. Rottenstone is composed of about 85% alumina, 4-15% silica and 5-10% iron oxides. It was primarily mined in England but small amounts were also mined in Pennsylvania. Rottenstone is used as a powder or adhered to polishing cloths. It is softer and finer than pumice. Applications include polishing metal, jewelry and wood. |
== Synonyms and Related Terms == | == Synonyms and Related Terms == | ||
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== Comparisons == | == Comparisons == | ||
| − | [[media: | + | [[media:download_file_209.pdf|Properties of Common Abrasives]] |
| − | + | ==Resources and Citations== | |
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* G.S.Brady, ''Materials Handbook'', McGraw-Hill Book Co., New York, 1971 Comment: p. 824 | * G.S.Brady, ''Materials Handbook'', McGraw-Hill Book Co., New York, 1971 Comment: p. 824 | ||
Latest revision as of 07:38, 28 June 2022
Description
A fine abrasive composed of powdered siliceous-argillaceous Limestone. Rottenstone is composed of about 85% alumina, 4-15% silica and 5-10% iron oxides. It was primarily mined in England but small amounts were also mined in Pennsylvania. Rottenstone is used as a powder or adhered to polishing cloths. It is softer and finer than pumice. Applications include polishing metal, jewelry and wood.
Synonyms and Related Terms
rotten stone
Comparisons
Properties of Common Abrasives
Resources and Citations
- G.S.Brady, Materials Handbook, McGraw-Hill Book Co., New York, 1971 Comment: p. 824
- R.M.Organ, Design for Scientific Conservation of Antiquities, Smithsonian Institution, Washington DC, 1968
- Conservation Support Systems, Catalog, 1997
- Random House, Webster's Encyclopedic Unabridged Dictionary of the English Language, Grammercy Book, New York, 1997
- The American Heritage Dictionary or Encarta, via Microsoft Bookshelf 98, Microsoft Corp., 1998