Manganoneptunite
Borisov S V, Klevtsova R F, Bakakin V V, Belov N V
Soviet Physics Crystallography 10 (1966) 684-689
The crystal structure of neptunite
Locality: Lovozero, Russia
_database_code_amcsd 0018809
16.41 12.55 10.03 90 115.5 90 C2/c
atom    x    y    z occ Biso
K       0 .569 .250      .30
Na   .241  .22 .805     2.26
Li      0 .074 .250      .25
Mn   .160 .185 .398 .73  .52
Fe   .160 .185 .398 .27  .52
Ti   .090 .939 .116      .38
Si1  .026 .278 .091      .70
Si2  .103 .844 .414      .55
Si3  .232 .524 .399      .47
Si4  .147 .411 .559     1.00
O1   .106 .286 .250      .07
O2   .033 .172 .418     3.00
O3   .210 .307 .587     3.00
O4   .123 .043 .253     1.10
O5   .202 .071 .580     -.55
O6   .049 .948 .431     1.29
O7   .113 .818 .277     1.66
O8   .164 .517 .484      .19
O9   .166 .457 .729      .60
O10  .039 .374 .471      .80
O11  .289 .631 .470     1.16
O12  .431 .758 .524      .68