Definitions for "Zeolites"
a naturally-occurring mineral that is used as a replacement for ordinary sand filter media. Produces higher clarity and quality water than would be possible with ordinary filter sand. Lasts longer than filter sand. One pound of zeolites can replace 2 pounds of filter sand.
zeolite is a class of hydrated aluminosilicates found in certain volcanic rocks. Once upon a time, geologists thought these minerals were interesting because they consist of large cage-like structures with open channelways.
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 ion-exchangers; also : any of various natural or synthesized silicates of similar structure used especially in water softening and as adsorbents and catalysts.