Magnesio-arfvedsonite
Ghose S, Kersten M, Langer K, Rossi G, Ungaretti L
Physics and Chemistry of Minerals 13 (1986) 291-305
Crystal field spectra and Jahn Teller effect of Mn3+
in clinopyroxene and clinoamphiboles from India
Note: designated as juddite in the paper
_database_code_amcsd 0007427
9.7624 17.9136 5.2874 90 103.837 90 C2/m
atom      x      y      z   occ Biso
NaA2      0     .5      0   .04 3.99
KA2       0     .5      0  .155 3.99
NaAM  .0443     .5  .0996   .02 2.50
KAM   .0443     .5  .0996 .0775 2.50
MgM1      0 .08699     .5  .875  .67
FeM1      0 .08699     .5  .045  .67
TiM1      0 .08699     .5   .05  .67
AlM1      0 .08699     .5   .03  .67
MgM2      0 .18053      0   .46  .51
MnM2      0 .18053      0    .2  .51
FeM2      0 .18053      0   .34  .51
MgM3      0      0      0   .82  .53
LiM3      0      0      0   .18  .53
CaM4      0 .27410     .5   .07 1.09
NaM4      0 .27410     .5   .43 1.09
CaM4'     0  .2489     .5   .07  .69
NaM4'     0  .2489     .5   .43  .69
SiT1 .28078 .08552 .29162 .9875  .42
AlT1 .28078 .08552 .29162 .0112  .42
SiT2 .28930 .17117 .79927 .9875  .44
AlT2 .28930 .17117 .79927 .0112  .44
O1   .11125 .08788 .21377        .56
O2   .11866 .16982 .72919        .65
O3   .10876      0 .70755        .60
O4   .36438 .24974 .79558        .91
O5   .34879 .13003 .08367        .77
O6   .34302 .11947 .58097        .79
O7   .33709      0 .29434        .89
H     .1604      0  .7369       3.87