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 P22, P = 49.2 GPa _database_code_amcsd 0017584 CELL PARAMETERS: 4.3640 4.3640 12.6600 90.000 90.000 120.000 SPACE GROUP: R-3c X-RAY WAVELENGTH: 1.541838 Cell Volume: 208.802 Density (g/cm3): 5.527 MAX. ABS. INTENSITY / VOLUME**2: 56.04194371 RIR: 3.301 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 27.49 55.95 3.2450 0 1 2 6 37.05 100.00 2.4265 1 0 4 6 41.38 26.42 2.1820 1 1 0 6 46.87 21.10 1.9382 1 1 3 12 50.40 23.48 1.8107 2 0 2 6 56.74 13.46 1.6225 0 2 4 6 61.09 30.66 1.5168 1 1 6 12 63.76 15.34 1.4597 0 1 8 6 65.79 1.38 1.4194 2 1 1 12 67.18 14.77 1.3934 1 2 2 12 72.61 13.23 1.3020 2 1 4 12 75.46 14.39 1.2598 3 0 0 6 78.90 4.45 1.2133 2 0 8 6 79.91 2.50 1.2004 1 0 10 6 81.39 2.12 1.1823 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.