Palygorskite
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Description
A fibrous clay mineral composed of hydrated aluminum-magnesium silicate. Palygorskite is very absorbent and is a component often found in fuller's earth. It has been used as a filler in paper and coatings. Palygorskite is one of the clay used as a base for indigo in Maya blue. One type of palygorskite, attapulgite, was first discovered in Attapugus, Georgia.
Synonyms and Related Terms
attapulgite
Physical and Chemical Properties
| Composition | (mg,AL)5Si8O20(OH)2-8H2O |
|---|
Resources and Citations
- Encyclopedia Britannica, http://www.britannica.com Comment: "Palygorskite." Accessed 29 Jan. 2004 .