Gmelinite-Ca
Sacerdoti M, Passaglia E, Carnevali R
Zeolites 15 (1995) 276-281
Structural refinements of Na-, K-, and Ca-exchanged gmelinites
Note: sample 3Ca, natural sample is cation exchanged with Ca
Locality: San Giorgio perlena, Fara Vincentina, Vicenza, Italy
_database_code_amcsd 0015870
13.807 13.807 9.792 90 90 120 P6_3/mmc
atom     x     y     z   occ  Uiso
Ca1  .3333 .6667  .090   .53  .039
Ca2  .1057  .211  .051   .12   .08
Si   .4428 .1085 .0882 .6965 .0134
Al   .4428 .1085 .0882 .3035 .0134
O1    .425 .2126  .043        .041
O2    .854 .4268  .045        .035
O3   .4211 .0795   .25        .035
O4   .3547     0     0        .032
Wat1  .181  .556   .25   .50   .08
Wat2 .1623  .325   .25   .40   .08
Wat6     0     0   .04   .24   .10