Gmelinite-K Sacerdoti M, Passaglia E, Carnevali R Zeolites 15 (1995) 276-281 Structural refinements of Na-, K-, and Ca-exchanged gmelinites Note: sample 2K, natural sample is cation exchanged with K Locality: Queensland, Australia _database_code_amcsd 0015872 13.687 13.687 10.256 90 90 120 P6_3/mmc atom x y z occ Uiso K1 .3333 .6667 .0660 .0281 K2 .1013 .203 .077 .31 .129 Si .4340 .0999 .0988 .6933 .0100 Al .4340 .0999 .0988 .3067 .0100 O1 .4279 .2139 .0653 .027 O2 .8707 .4354 .0726 .021 O3 .3949 .0564 .25 .024 O4 .3453 0 0 .021 Wat1 .162 .550 .25 .50 .077 Wat2 .1787 .357 .25 .34 .071 Wat4 .169 .0847 .25 .40 .082 Wat5 .1371 .274 .175 .20 .064