Gismondine Wadoski-Romeijn E, Armbruster T American Mineralogist 98 (2013) 1988-1997 Topotactic transformation and dehydration of the zeolite gismondine to a novel Ca feldspar structure Note: T = 75 C, Path 2 Locality: Rio Pian del Foco, Genova province, Italy _database_code_amcsd 0020102 9.790 10.437 9.790 90 90.97 90 I2/a atom x y z occ Uiso U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3) Si .06981 .35773 .34690 .0134 .0126 .0119 .0156 .00100 .0008 -.0010 Al .10332 .11131 .16930 .0140 .0150 .0128 .0143 -.0023 .0018 -.0022 Ca1 .3047 -.0854 .3313 .254 .0362 .052 .024 .033 .0073 .0133 .0027 Ca2 -.0947 .1612 .5544 .186 .0361 .032 .029 .046 -.0016 -.0094 .0034 O1 -.0369 .4629 .2857 .0277 .0367 .0223 .0238 .0141 -.0055 -.0005 O2 .0528 .3419 .5079 .0302 .0433 .0313 .0161 -.0021 .0011 -.0018 O3 .0310 .2210 .2800 .0267 .0265 .0188 .0348 -.0001 .0035 -.0132 O4 .2784 .0968 .1954 .0307 .0142 .0317 .046 -.0027 .0072 .0024 Wat1 .2261 -.2820 .4124 .395 .076 .053 .098 .079 -.022 .013 -.016 Wat2 -.0298 .0590 .5103 .60 .129 .075 .24 .069 .012 .001 .044 Wat3 -.1621 -.0303 .4980 .41 .099 .106 .138 .054 .046 -.005 -.016 Wat4 .276 -.149 .296 .51 .17 .062 .29 .14 .08 -.003 .07 Wat5 .245 -.239 .309 .13 .032