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An absorbent aluminum silicate clay formed from volcanic ash
Answer for the clue "An absorbent aluminum silicate clay formed from volcanic ash ", 9 letters:
bentonite
Word definitions for bentonite in dictionaries
WordNet
Word definitions in WordNet
n. an absorbent aluminum silicate clay formed from volcanic ash
The Collaborative International Dictionary
Word definitions in The Collaborative International Dictionary
bentonite \bentonite\ n. an absorbent aluminum silicate clay formed from volcanic ash.
Wikipedia
Word definitions in Wikipedia
Bentonite is an absorbent aluminium phyllosilicate clay consisting mostly of montmorillonite . It was named by Wilbur C. Knight in 1898 after the Cretaceous Benton Shale near Rock River, Wyoming . The different types of bentonite are each named after the ...
Wiktionary
Word definitions in Wiktionary
n. 1 (context mineral English) Any of several impure clay minerals consisting mostly of montmorillonite. 2 A porous clay formed by the decomposition of volcanic ash that swells 5 to 6 times its original volume in the presence of water.
Usage examples of bentonite.
Volcanic ash beds called bentonites can be traced for long distances within the Pierre Formation.
Russian technicians injected a mix of cement, bentonite, and aluminum silicate at thirty times atmospheric pressure to create an underground “.