Difference between revisions of "Calcium borate"
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== Description == | == Description == | ||
| − | A white powder that is obtained from the mineral [http://cameo.mfa.org/materials/fullrecord.asp?name=colemanite colemanite]. Calcium borate is used as a flux for [http://cameo.mfa.org/materials/fullrecord.asp?name=ceramic | + | A white powder that is obtained from the mineral [http://cameo.mfa.org/materials/fullrecord.asp?name=colemanite colemanite]. Calcium borate is used as a flux for [http://cameo.mfa.org/materials/fullrecord.asp?name=ceramic%20glaze ceramic glazes], [http://cameo.mfa.org/materials/fullrecord.asp?name=glass glass], and [http://cameo.mfa.org/materials/fullrecord.asp?name=metal metallurgy]. |
== Synonyms and Related Terms == | == Synonyms and Related Terms == | ||
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== Authority == | == Authority == | ||
| − | * | + | * Richard S. Lewis, ''Hawley's Condensed Chemical Dictionary'', Van Nostrand Reinhold, New York, 10th ed., 1993 |
| − | * | + | * Robert Fournier, ''Illustrated Dictionary of Practical Pottery'', Chilton Book Company, Radnor, PA, 1992 |
* ''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 | ||
Revision as of 07:27, 24 July 2013
Description
A white powder that is obtained from the mineral colemanite. Calcium borate is used as a flux for ceramic glazes, glass, and metallurgy.
Synonyms and Related Terms
colemanite
Other Properties
Soluble in dilute acids. Slightly soluble in water.
| Composition | CaB4O7 |
|---|---|
| Density | 2.42 |
| Refractive Index | 1.540, 1.656, 1.682 |
Authority
- Richard S. Lewis, Hawley's Condensed Chemical Dictionary, Van Nostrand Reinhold, New York, 10th ed., 1993
- Robert Fournier, Illustrated Dictionary of Practical Pottery, Chilton Book Company, Radnor, PA, 1992
- The American Heritage Dictionary or Encarta, via Microsoft Bookshelf 98, Microsoft Corp., 1998
- CRC Handbook of Chemistry and Physics, Robert Weast (ed.), CRC Press, Boca Raton, Florida, v. 61, 1980 Comment: ref. index=1.540, 1.656, 1.682