Lavenite
Mellini M
Tschermaks Mineralogische und Petrographische Mitteilungen 28 (1981) 99-112
Refinement of the crystal structure of lavenite
Locality: Langesund, Norway
_database_code_amcsd 0015682
10.83 9.98 7.174 90 108.1 90 P2_1/a
atom     x     y     z occ Biso U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3)
Na1  .3042 .1076 .5262  .9 1.16  .0123  .0155  .0154 -.0007  .0031 -.0042
Ca1  .3042 .1076 .5262  .1 1.16  .0123  .0155  .0154 -.0007  .0031 -.0042
Na2  .4262 .3792 .3443  .6 1.23  .0152  .0158  .0162 -.0027  .0053 -.0055
Ca2  .4262 .3792 .3443  .4 1.23  .0152  .0158  .0162 -.0027  .0053 -.0055
Zr   .2961 .1050 .0253 .86  .82  .0076  .0087  .0146  .0007  .0028  .0030
Nb   .2961 .1050 .0253 .14  .82  .0076  .0087  .0146  .0007  .0028  .0030
Fe2+ .4367 .3762 .8535 .22  .84  .0102  .0117  .0106 -.0031  .0040 -.0009
CaFe .4367 .3762 .8535 .24  .84  .0102  .0117  .0106 -.0031  .0040 -.0009
MnFe .4367 .3762 .8535 .32  .84  .0102  .0117  .0106 -.0031  .0040 -.0009
TiFe .4367 .3762 .8535 .16  .84  .0102  .0117  .0106 -.0031  .0040 -.0009
ZrFe .4367 .3762 .8535 .05  .84  .0102  .0117  .0106 -.0031  .0040 -.0009
MgFe .4367 .3762 .8535 .01  .84  .0102  .0117  .0106 -.0031  .0040 -.0009
Si1  .6236 .1670 .2199      .51  .0044  .0069  .0076 -.0001  .0013  .0005
Si2  .6195 .1681 .6670      .52  .0048  .0071  .0075 -.0005  .0012 -.0006
O1   .6334 .1690 .4499     1.91  .0065  .0371  .0299 -.0010  .0068 -.0050
O2   .7412 .2628 .2072     1.04  .0161  .0112  .0125  .0034  .0047 -.0013
O3   .7490 .2472 .8001     1.34  .0116  .0206  .0164 -.0064  .0012 -.0076
O4   .6536 .0152 .1686     1.10  .0183  .0079  .0177 -.0011  .0089  .0014
O5   .6270 .0129 .7363     1.29  .0166  .0118  .0201  .0060  .0048  .0019
O6   .4805 .2204 .0942      .97  .0139  .0108  .0090  .0024 -.0009  .0017
O7   .4873 .2412 .6613     1.56  .0357  .0147  .0109  .0000  .0102  .0029
O8   .6190 .4791 .9573     1.59  .0172  .0313  .0124  .0114  .0054  .0085
F    .3865 .5029 .6005     2.15  .0324  .0278  .0164 -.0108  .0000  .0048