Difference between revisions of "Meerschaum"
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== Description == | == Description == | ||
| − | A hydrated magnesium silicate clay that is also called [ | + | A hydrated magnesium silicate clay that is also called [[sepiolite]]. Meerschaum, German for seafoam, is a grayish-white clay that occurs in Asia Minor, Morocco, Spain, New Mexico and Pennsylvania. The light porous clay can be cut easily when it is wet and will withstand heat well. It is used as a building stone, a filler in soaps and for making ornamental pipes and cigar holders. |
== Synonyms and Related Terms == | == Synonyms and Related Terms == | ||
| Line 16: | Line 16: | ||
|- | |- | ||
! scope="row"| Density | ! scope="row"| Density | ||
| − | | 0.99-1.28 | + | | 0.99-1.28 g/ml |
|} | |} | ||
| − | == | + | ==Resources and Citations== |
* A.Lucas, J.R.Harris, ''Ancient Egyptian Materials and Industries'', Edward Arnold Publishers Ltd., London, 4th edition, 1962 Comment: use: 500-50 BC | * A.Lucas, J.R.Harris, ''Ancient Egyptian Materials and Industries'', Edward Arnold Publishers Ltd., London, 4th edition, 1962 Comment: use: 500-50 BC | ||
| Line 25: | Line 25: | ||
* ''The American Heritage Dictionary'' or ''Encarta'', via Microsoft Bookshelf 98, Microsoft Corp., 1998 | * ''The American Heritage Dictionary'' or ''Encarta'', via Microsoft Bookshelf 98, Microsoft Corp., 1998 | ||
| − | * | + | * Ancient Trade Routes: http://www.ancientroute.com/resource/stone/marble.htm |
* Thomas Gregory, ''The Condensed Chemical Dictionary'', Reinhold Publishing, New York, 3rd ed., 1942 | * Thomas Gregory, ''The Condensed Chemical Dictionary'', Reinhold Publishing, New York, 3rd ed., 1942 | ||
Latest revision as of 12:07, 18 October 2022
Description
A hydrated magnesium silicate clay that is also called Sepiolite. Meerschaum, German for seafoam, is a grayish-white clay that occurs in Asia Minor, Morocco, Spain, New Mexico and Pennsylvania. The light porous clay can be cut easily when it is wet and will withstand heat well. It is used as a building stone, a filler in soaps and for making ornamental pipes and cigar holders.
Synonyms and Related Terms
sepiolite; Sepiolit (Deut.); Meerschaum (Deut.)
| Composition | Mg4Si6O15(OH)2-6H2O |
|---|---|
| Mohs Hardness | 2.0 - 2.5 |
| Density | 0.99-1.28 g/ml |
Resources and Citations
- A.Lucas, J.R.Harris, Ancient Egyptian Materials and Industries, Edward Arnold Publishers Ltd., London, 4th edition, 1962 Comment: use: 500-50 BC
- The American Heritage Dictionary or Encarta, via Microsoft Bookshelf 98, Microsoft Corp., 1998
- Ancient Trade Routes: http://www.ancientroute.com/resource/stone/marble.htm
- Thomas Gregory, The Condensed Chemical Dictionary, Reinhold Publishing, New York, 3rd ed., 1942
- G.S.Brady, Materials Handbook, McGraw-Hill Book Co., New York, 1971
- Van Nostrand's Scientific Encyclopedia, Douglas M. Considine (ed.), Van Nostrand Reinhold, New York, 1976
- CRC Handbook of Chemistry and Physics, Robert Weast (ed.), CRC Press, Boca Raton, Florida, v. 61, 1980 Comment: density=0.99-1.28