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Definition Of:

ZEOLITE

Environmental Engineering Dictionary
(1) (Geology) Any of various hydrous silicates that are analogous in composition to the feldspars, occur as secondary minerals in cavities of lavas, and can act as an ion-exchanger. (2) (Chemistry) Also, any of various natural or synthesized silicates of similar structure used especially in water softening and as an adsorbent and catalyst. (3) (Water Quality) A type of ion exchange material used to soften water. Natural zeolites are siliceous compounds which remove calcium and magnesium from hard water and replace them with sodium. Synthetic or organic zeolites are ion exchange materials which remove calcium or magnesium and replace them with either sodium or hydrogen.
See also: TAIL WATER , TAD , EAP , SAIC ,

 

Ecology Dictionary INDEX:

List of Terms: Terms beginning with "A", Page 1

A B C D E F G H I J K L M N O P Q R S T U V W X Y Z 1 7 9
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26

A: Page 1 of 73.

A POSTERIORI CLA...A PRIORI CLASSIF...A&C
A&I
A&R
A-HORIZON
A-Scale Sound Le...A WPR
AA
AAEE
AANWR
AAP

Other Resources

Earth911.org Environmental Glossary

INforEEP Environmental Glossary

NRDC Glossary of Environmental Terms

ESC Glossary

U.S. Environmental Protection Agency

United Nations Environment Programme

European Environment Agency

Greenpeace

World Wildlife Fund

GreenNet


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