Hedenbergite
Nestola F, Tribaudino M, Ballaran T B, Liebske C, Bruno M
American Mineralogist 92 (2007) 1492-1501
The crystal structures of pyroxenes along the jadeite - hedenbergite and
jadeite - aegirine joins
Locality: synthetic
Sample: Jd24Hde76
_database_code_amcsd 0004450
9.7340 8.9103 5.2682 90 105.904 90 C2/c
atom        x      y      z occ  Uiso U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3)
NaM2        0 .30061    .25 .24 .0114  .0137  .0090  .0092      0 -.0005      0
CaM2        0 .30061    .25 .76 .0114  .0137  .0090  .0092      0 -.0005      0
AlM1        0 .90603    .25 .24 .0075  .0074  .0073  .0071      0  .0009      0
Fe2+M1      0 .90603    .25 .76 .0075  .0074  .0073  .0071      0  .0009      0
SiT    .28782 .09199  .2317     .0069  .0064  .0082  .0060  .0002  .0017 -.0006
O1      .1165  .0853  .1451     .0142  .0095  .0203  .0129  .0016  .0031 -.0028
O2      .3609  .2510  .3166     .0136  .0201  .0091  .0112 -.0007  .0035 -.0006
O3      .3510  .0160 -.0016     .0099  .0094  .0128  .0076  .0002  .0026 -.0027