Indialite
Balassone G, Franco E, Mattia C A, Puliti R
American Mineralogist 89 (2004) 1-6
Indialite in xenolithic rocks from Somma-Vesuvius volcano (Southern Italy):
Crystal chemistry and petrogenetic features
_database_code_amcsd 0003187
9.775 9.775 9.354 90 90 120 P6/mcc
atom     x     y     z  occ Biso B(1,1) B(2,2) B(3,3) B(1,2)  B(1,3) B(2,3)
Al1     .5    .5   .25 .917 1.10 .00409 .00409  .0032  .0024       0      0
Si1     .5    .5   .25 .083 1.10 .00409 .00409  .0032  .0024       0      0
Al2  .3734 .2665     0 .250 1.33  .0056  .0041  .0040 .00295       0      0
Si2  .3734 .2665     0 .750 1.33  .0056  .0041  .0040 .00295       0      0
Mg     1/3   2/3   .25 .970 1.40  .0047  .0047  .0043 .00235       0      0
Fe     1/3   2/3   .25 .030 1.40  .0047  .0047  .0043 .00235       0      0
O1   .4851 .3494 .1444      1.60  .0063  .0052  .0048 .00325 -.00025  .0001
O2   .2306 .3081     0      2.47  .0108  .0095  .0070 .00735       0      0
K        0     0  .162 .168    9   .020   .020    .05   .010       0      0
Ca       0     0  .162 .042    9   .020   .020    .05   .010       0      0