Difference between revisions of "Crocidolite"
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Noncombustible. Unaffected by heat.Carcinogenic. Highly toxic by inhalation of dust.Skin contact cause irritation. | Noncombustible. Unaffected by heat.Carcinogenic. Highly toxic by inhalation of dust.Skin contact cause irritation. | ||
| − | == | + | == Sources Checked for Data in Record == |
* G.S.Brady, G.S.Brady, ''Materials Handbook'', McGraw-Hill Book Co., New York, 1971 | * G.S.Brady, G.S.Brady, ''Materials Handbook'', McGraw-Hill Book Co., New York, 1971 | ||
Revision as of 19:13, 30 April 2016
Description
A fibrous, blue-green mineral composed of sodium iron silicate. Crocidolite is a minor commercial form of asbestos, called blue asbestos. It is found in Europe, Africa, South America and the United States. Crocidolite fibers have a harsh texture. They have fair flexibility and are strong. Crocidolite fibers are used to reinforce polymers and as heat resistant textiles.
Synonyms and Related Terms
blue asbestos; riebeckite; crocidolite (Port.); Krokidolit (Deut.)
Other Properties
Fiber length = 12-300 mm (0.5 - 12 inches) Diameter = 300-350 angstroms. Luster = silky to dull.Cross section is polygonal or circular. Tensile strength = 80,000-200,00 psiResistant to alkalis and acids.
| Mohs Hardness | 4.0 |
|---|---|
| Density | 3.2-3.3 |
Hazards and Safety
Noncombustible. Unaffected by heat.Carcinogenic. Highly toxic by inhalation of dust.Skin contact cause irritation.
Sources Checked for Data in Record
- G.S.Brady, G.S.Brady, Materials Handbook, McGraw-Hill Book Co., New York, 1971
- Richard S. Lewis, Richard S. Lewis, Hawley's Condensed Chemical Dictionary, Van Nostrand Reinhold, New York, 10th ed., 1993
- Van Nostrand's Scientific Encyclopedia, Douglas M. Considine (ed.), Van Nostrand Reinhold, New York, 1976
- Identification of Textile Materials, The Textile Institute, Manchester, England, 1985
- The American Heritage Dictionary or Encarta, via Microsoft Bookshelf 98, Microsoft Corp., 1998