Table 1.
Refined atomic coordinates of dolomite-II [
, a = 4.7407(10) Å
b = 5.3885(10) Å
c = 6.7430(10) Å α = 101.42(1)° β = 89.27(1)° γ = 95.72(1)° V = 168.01(5) Å3; R% 5.8] and selected, and 
, interatomic distances, from data collected at 34.4 GPa
| Dolomite-II | ||||
| Atoms | x | y | z | Uiso |
| Mg,Fe | −0.2000(10) | 0.7473(7) | −0.2016(10) | 0.0167(9) |
| Ca | −0.2418(10) | 0.7926(6) | 0.3039(8) | 0.0167(8) |
| C1 | 0.300(4) | 0.730(3) | −0.486(3) | 0.013(2) |
| C2 | 0.262(4) | 0.740(3) | −0.014(4) | 0.018(2) |
| O1 | 0.143(3) | 0.586(2) | −0.147(3) | 0.0143(17) |
| O2 | −0.129(3) | 0.1226(19) | −0.123(2) | 0.0206(19) |
| O3 | 0.546(3) | 0.742(2) | 0.026(3) | 0.0201(18) |
| O4 | 0.493(3) | 0.863(2) | −0.372(3) | 0.0139(17) |
| O5 | 0.349(2) | 0.5819(18) | −0.638(2) | 0.0190(19) |
| O6 | 0.041(3) | 0.791(2) | −0.447(3) | 0.0169(18) |
 |
1.998 (x6) |
 |
2.249 (x8) |
 |
1.263 (x3) |
 |
1.280 (x3) |