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 P15, P = 43.9 GPa _database_code_amcsd 0017577 CELL PARAMETERS: 4.5020 4.5020 13.2300 90.000 90.000 120.000 SPACE GROUP: R-3c X-RAY WAVELENGTH: 1.541838 Cell Volume: 232.221 Density (g/cm3): 4.970 MAX. ABS. INTENSITY / VOLUME**2: 52.76960454 RIR: 3.457 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 26.54 46.13 3.3588 0 1 2 6 35.60 100.00 2.5222 1 0 4 6 40.06 25.69 2.2510 1 1 0 6 45.23 18.50 2.0049 1 1 3 12 48.70 22.55 1.8699 2 0 2 6 54.65 12.03 1.6794 0 2 4 6 58.60 27.81 1.5752 1 1 6 12 60.84 15.41 1.5225 0 1 8 6 63.52 1.76 1.4646 2 1 1 12 64.82 14.12 1.4384 1 2 2 12 69.88 11.46 1.3461 2 1 4 12 72.77 11.96 1.2996 3 0 0 6 75.37 3.94 1.2611 2 0 8 6 75.95 2.12 1.2528 1 0 10 6 77.56 1.79 1.2308 1 1 9 12 88.73 2.58 1.1025 0 0 12 2 88.97 5.37 1.1002 1 2 8 12 89.53 2.57 1.0947 0 2 10 6 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.