Hedenbergite
Redhammer G J, Amthauer G, Roth G, Tippelt G, Lottermoser W
American Mineralogist 91 (2006) 1271-1292
Single crystal X-ray diffraction and temperature dependent 57Fe Mossbauer
spectroscopy on the hedenbergite - aegirine (Ca,Na)(Fe2+,Fe3+)Si2O6 solid solution
Locality: synthetic
Sample: Hd21, T = 200 K
_database_code_amcsd 0004194
9.8395 9.0177 5.2425 90 104.724 90 C2/c
atom     x     y      z  Uiso
Ca2      0 .3008    .25 .0054
Fe1      0 .9079    .25 .0035
Si   .2878 .0927  .2322 .0028
O1   .1194 .0907  .1528 .0051
O2   .3629 .2465  .3237 .0062
O3   .3503 .0202 -.0078 .0051