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 P23, P = 51.9 GPa _database_code_amcsd 0017585 CELL PARAMETERS: 4.3550 4.3550 12.5900 90.000 90.000 120.000 SPACE GROUP: R-3c X-RAY WAVELENGTH: 1.541838 Cell Volume: 206.792 Density (g/cm3): 5.581 MAX. ABS. INTENSITY / VOLUME**2: 56.04217175 RIR: 3.270 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 27.57 56.61 3.2353 0 1 2 6 37.21 100.00 2.4165 1 0 4 6 41.47 26.13 2.1775 1 1 0 6 47.01 22.04 1.9328 1 1 3 12 50.52 23.55 1.8065 2 0 2 6 56.92 13.32 1.6177 0 2 4 6 61.36 30.86 1.5110 1 1 6 12 64.12 15.16 1.4524 0 1 8 6 65.95 1.44 1.4165 2 1 1 12 67.35 14.67 1.3903 1 2 2 12 72.84 13.05 1.2985 2 1 4 12 75.64 14.76 1.2572 3 0 0 6 79.29 4.31 1.2083 2 0 8 6 80.41 2.40 1.1942 1 0 10 6 81.84 2.32 1.1769 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.