Siderophyllite Redhammer G J, Roth G American Mineralogist 87 (2002) 1464-1476 Single-crystal structure refinements and crystal chemistry of synthetic trioctahedral micas KM3(Al,Si)4O10(OH)2, where M = Ni, Mg, Co, Fe, Al Sample: Sdp#3 _database_code_amcsd 0002931 5.3710 9.3020 10.2560 90 100.250 90 C2/m atom x y z occ Biso U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3) AlT .57587 .16692 .22617 .36 1.07 0.0112 0.0133 0.0168 -0.0001 0.0042 -0.0001 SiT .57587 .16692 .22617 .62 1.07 0.0112 0.0133 0.0168 -0.0001 0.0042 -0.0001 FeT .57587 .16692 .22617 .02 1.07 0.0112 0.0133 0.0168 -0.0001 0.0042 -0.0001 MgM1 0 .5 .5 .02 1.02 0.0101 0.0111 0.0183 0 0.0046 0 FeM1 0 .5 .5 .68 1.02 0.0101 0.0111 0.0183 0 0.0046 0 AlM1 0 .5 .5 .22 1.02 0.0101 0.0111 0.0183 0 0.0046 0 MnM1 0 .5 .5 .04 1.02 0.0101 0.0111 0.0183 0 0.0046 0 TiM1 0 .5 .5 .01 1.02 0.0101 0.0111 0.0183 0 0.0046 0 MgM2 0 .83133 .5 .02 1.06 0.0097 0.0123 0.0186 0 0.0039 0 FeM2 0 .83133 .5 .68 1.06 0.0097 0.0123 0.0186 0 0.0039 0 AlM2 0 .83133 .5 .22 1.06 0.0097 0.0123 0.0186 0 0.0039 0 MnM2 0 .83133 .5 .04 1.06 0.0097 0.0123 0.0186 0 0.0039 0 TiM2 0 .83133 .5 .01 1.06 0.0097 0.0123 0.0186 0 0.0039 0 K 0 0 0 .89 2.82 0.0367 0.0403 0.0302 0 0.0059 0 Na 0 0 0 .04 2.82 0.0367 0.0403 0.0302 0 0.0059 0 O1 .82850 .22801 .17015 1.93 0.0219 0.0292 0.0232 -0.0030 0.0072 -0.0062 O2 .51258 0 .17127 1.93 0.0272 0.0205 0.0242 0 0.0009 0 O3 .63295 .16808 .39273 1.59 0.0211 0.0190 0.0205 0.0005 0.0046 -0.0007 F4 .12562 0 .39761 .05 1.86 0.0184 0.0306 0.0217 0 0.0040 0 Cl4 .12562 0 .39761 .01 1.86 0.0184 0.0306 0.0217 0 0.0040 0 O4 .12562 0 .39761 .94 1.86 0.0184 0.0306 0.0217 0 0.0040 0 H .100 0 .324 .94 2.35