Siderite Lavina B, Dera P, Downs R T, Yang W, Sinogeikin S, Meng Y, Shen G, Schiferl D Physical Review B82 (2010) 064110-8 Structure of siderite FeCO3 to 56 GPa and hysteresis of its spin-pairing transition Locality: Invigtut, Greenland Note: run P26, P = 55.96 GPa _database_code_amcsd 0017588 CELL PARAMETERS: 4.3430 4.3430 12.4970 90.000 90.000 120.000 SPACE GROUP: R-3c X-RAY WAVELENGTH: 1.541838 Cell Volume: 204.134 Density (g/cm3): 5.654 MAX. ABS. INTENSITY / VOLUME**2: 56.46017697 RIR: 3.252 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 27.68 58.20 3.2224 0 1 2 6 37.42 100.00 2.4033 1 0 4 6 41.59 26.64 2.1715 1 1 0 6 47.20 22.10 1.9256 1 1 3 12 50.69 23.83 1.8008 2 0 2 6 57.17 13.72 1.6112 0 2 4 6 61.71 31.26 1.5032 1 1 6 12 64.60 15.17 1.4426 0 1 8 6 66.16 1.36 1.4125 2 1 1 12 67.58 14.98 1.3862 1 2 2 12 73.14 13.54 1.2939 2 1 4 12 75.89 15.15 1.2537 3 0 0 6 79.82 4.48 1.2016 2 0 8 6 81.09 2.51 1.1859 1 0 10 6 82.45 2.27 1.1698 1 1 9 12 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.