Attapulgite
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Description
A variety of Palygorskite found in Attapuglus, Georgia. Palygorskite is a fibrous Clay mineral composed of hydrated aluminum-magnesium silicate. Attapulgite is very absorbent and is one of the components often found in fuller's earth. It has been used as a filler in paper and coatings. Attapulgite is also used as an inert poultice to remove dirt, salts, and microbes from the surface of stones.
Synonyms and Related Terms
fuller's earth; palygorskite; atapulgita (Esp.); atapulgite (Port.); Atapulgit (Deut.); atapulgiet (Ned.)
Physical and Chemical Properties
| Composition | (Mg,Al)5Si8O22(OH)4-4H2O |
|---|
Resources and Citations
- 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
- G.S.Brady, Materials Handbook, McGraw-Hill Book Co., New York, 1971 Comment: p. 794
- Ralph Mayer, A Dictionary of Art Terms and Techniques, Harper and Row Publishers, New York, 1969 (also 1945 printing)
- The Dictionary of Paper, American Paper Institute, New York, Fourth Edition, 1980
- Marie Svoboda, Conservation Survey Index, unpublished, 1997
- Conservation Support Systems, Catalog, 1997