Clinochlore Zanazzi P F, Montagnoli M, Nazzareni S, Comodi P American Mineralogist 91 (2006) 1871-1878 Structural effects of pressure on chlorite: A single-crystal study Locality: Alpe Reguzzolo, Val Malenco, Italy Sample: P = 3.14 GPa _database_code_amcsd 0004252 5.280 9.147 14.15 90.20 97.20 89.92 C-1 atom x y z occ Uiso MgM1 0 0 0 .9 .0033 FeM1 0 0 0 .1 .0033 MgM2 0 .3336 -.0003 .9 .0033 FeM2 0 .3336 -.0003 .1 .0033 MgM3 -.0003 .1665 1/2 .9 .0031 FeM3 -.0003 .1665 1/2 .1 .0031 AlM4 0 .5 .5 .0024 Si1 .2313 .1673 .1922 .79 .0045 Al1 .2313 .1673 .1922 .21 .0045 Si2 .7321 .0008 .1927 .79 .0044 Al2 .7321 .0008 .1927 .21 .0044 O1 .1908 .1667 .078 .004 O2 .6921 .0009 .078 .003 O3 .206 .3344 .235 .014 O4 .5148 .1042 .234 .014 O5 .0132 .0638 .236 .014 OH1 .6921 .3331 .078 .005 OH2 .1475 -.0007 .426 .012 OH3 .140 .3349 .425 .014 OH4 .6408 .1649 .426 .010