1955 NATURAL ZEOLITES: OCCURRENCE, PROPERTIES, APPL/CA T/ONS D. L. BISH, D. W. MING, EDITORS MINERALOGICAL...ZEOLITES WITH T10020 UNITS: THE TABULAR ZEOLITES Heulandite and clinoptilolite (HEU) Stilbite, stellerite... ..... .... . . . . . . . . . .80 Tschernichite: Ca[Al2Si6016] ·8H20 . ... ...................... . ....................................... . . .89 Heulandite-Clinoptilolite: (Na,K,Cao5MA17Si29072] ·22H20... . . .. . . .. .. . ... .. . .92 Perlialite: �Na(Ca,Mg,Sr)[Al12Si24072] ·16H20 ... .. . .... .. .. . |