Dolomite
Drits V A, McCarty D K, Sakharov B, Milliken K L
The Canadian Mineralogist 43 (2005) 1255-1290
New insight into structural and compositional
variability in some ancient excess-Ca dolomite
Locality: Coke County, Texas, USA
Sample: 821-545, Phase II
_database_code_amcsd 0006031
4.8215 4.8215 16.111 90 90 120 R-3
atom     x      y     z occ Biso
CaA      0      0     0      .96
MgB      0      0    .5 .86 1.25
CaB      0      0    .5 .14 1.25
C        0      0 .2426
O    .2514 -.0305 .2444     1.10