Difference between revisions of "Diaspore"
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* Robert Fournier, ''Illustrated Dictionary of Practical Pottery'', Chilton Book Company, Radnor, PA, 1992 | * Robert Fournier, ''Illustrated Dictionary of Practical Pottery'', Chilton Book Company, Radnor, PA, 1992 | ||
Revision as of 20:41, 30 April 2016
Description
A hydrated aluminum oxide mineral. Diaspore occurs naturally with Bauxite, Corundum, and Emery. It is a white or pale colored mineral ranging from transparent to translucent. Diaspore has been found in Hungary, Greece, Asia Minor, the Ural Mountains and the United States (Massachusetts). It is used as an Abrasive and a refractory clay.
Synonyms and Related Terms
aluminum hydroxide; diásporo (Esp.); Diaspor (Deut.); diaspoor (Ned.)
Other Properties
Prismatic orthorhombic crystals. brittle with conchoidal fracture. Luster = vitreous to pearly
| Composition | AlO(OH) |
|---|---|
| Mohs Hardness | 6.5 - 7.0 |
| Density | 3.3-3.5 |
Sources Checked for Data in Record
- Robert Fournier, Illustrated Dictionary of Practical Pottery, Chilton Book Company, Radnor, PA, 1992
- Wikipedia, the free encyclopedia, at http://www.wikipedia.com Comment: http://en.wikipedia.org/wiki/Diaspore (Accessed Sept. 7, 2005)
- Van Nostrand's Scientific Encyclopedia, Douglas M. Considine (ed.), Van Nostrand Reinhold, New York, 1976
- 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