Natural zeolite had be discoverd more than 40 varieties in nature,but only 6 to 7 varieties had be use to industry scale,clinoptilolite and mordenite are the two most familiar varieties.

• 自然界天然沸石已发现40余种，但具有工业规模的才6-7种，以斜发沸石、丝光沸石两种最常见。