Actinolite Evans B W, Yang H American Mineralogist 83 (1998) 458-475 Fe-Mg order-disorder in tremolite-actinolite-ferro-actinolite at ambient and high temperature Sample: C79, NMNH 156831, from Green Monster Mine, Alaska in uralite from cpx after heating at 700 C _database_code_amcsd 0001988 9.886 18.150 5.300 90 104.79 90 C2/m atom x y z occ B(1,1) B(2,2) B(3,3) B(1,2) B(1,3) B(2,3) Fe1 0 .0885 .5 .375 .0020 .0005 .0035 0 .0006 0 Mn1 0 .0885 .5 .006 .0020 .0005 .0035 0 .0006 0 Mg1 0 .0885 .5 .619 .0020 .0005 .0035 0 .0006 0 Fe2 0 .1776 0 .386 .0019 .0005 .0036 0 .0010 0 Mn2 0 .1776 0 .015 .0019 .0005 .0036 0 .0010 0 Mg2 0 .1776 0 .534 .0019 .0005 .0036 0 .0010 0 Al2 0 .1776 0 .059 .0019 .0005 .0036 0 .0010 0 Ti2 0 .1776 0 .006 .0019 .0005 .0036 0 .0010 0 Fe3 0 0 0 .344 .0019 .0003 .0026 0 .0005 0 Mg3 0 0 0 .656 .0019 .0003 .0026 0 .0005 0 Fe4 0 .2778 .5 .037 .0028 .0007 .0078 0 .0029 0 Mn4 0 .2778 .5 .002 .0028 .0007 .0078 0 .0029 0 Mg4 0 .2778 .5 .001 .0028 .0007 .0078 0 .0029 0 Ca4 0 .2778 .5 .949 .0028 .0007 .0078 0 .0029 0 Na4 0 .2778 .5 .011 .0028 .0007 .0078 0 .0029 0 Si1 .2800 .0841 .2961 .078 .0015 .0004 .0025 -.0001 .0003 0 Al1 .2800 .0841 .2961 .922 .0015 .0004 .0025 -.0001 .0003 0 Si2 .2891 .1709 .8043 .0013 .0005 .0028 0 .0005 0 NaA(m) .026 .5 .066 .095 KA(m) .026 .5 .066 .033 H .172 0 .744 .922 O1 .1117 .0867 .2160 .0021 .0005 .0036 0 .0009 -.0001 O2 .1200 .1724 .7242 .0017 .0005 .0045 -.0001 .0008 .0004 O3 .1089 0 .7142 .901 .0009 .0009 .0095 0 .0005 0 F3 .1089 0 .7142 .092 .0009 .0009 .0095 0 .0005 0 Cl3 .1089 0 .7142 .007 .0009 .0009 .0095 0 .0005 0 O4 .3664 .2470 .7920 .0027 .0006 .0072 -.0004 .0014 -.0005 O5 .3464 .1345 .0987 .0022 .0008 .0042 -.0001 .0007 .0006 O6 .3443 .1186 .5887 .0022 .0008 .0041 .0002 .0007 -.0007 O7 .3360 0 .2902 .0028 .0006 .0106 0 .0018 0