Hardystonite
Bindi L, Bonazzi P, Rothlisberger F
American Mineralogist 86 (2001) 747-751
Hardystonite from Franklin Furnace: A natural modulated melilite
_database_code_amcsd 0002657
7.800 7.800 5.000 90 90 90 P-42_1m
atom     x     y     z occ U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3)
CaX  .3326 .1674 .5059 .93  .0240  .0240  .0140  .0104  .0016 -.0016
NaX  .3326 .1674 .5059 .07  .0240  .0240  .0140  .0104  .0016 -.0016
Zn1      0     0     0 .85  .0125  .0125  .0127      0      0      0
Al1      0     0     0 .07  .0125  .0125  .0127      0      0      0
Mg1      0     0     0 .03  .0125  .0125  .0127      0      0      0
Mn1      0     0     0 .04  .0125  .0125  .0127      0      0      0
Fe1      0     0     0 .02  .0125  .0125  .0127      0      0      0
Si2  .1400 .3600 .9386      .0124  .0124  .0099  .0006  .0005 -.0005
O1      .5     0 .1777       .038   .038   .009  -.026      0      0
O2   .1410 .3590 .2569       .027   .027   .011   .010  -.002   .002
O3   .0820 .1872 .7867       .045   .020   .017  -.010   .009  -.003