Calciojohillerite Pekov I V, Koshlyakova N N, Agakhanov A A, Zubkova N V, Belakovskiy D I, Vigasina M F, Turchkova A G, Sidorov E G, Pushcharovsky D Y Mineralogical Magazine 85 (2021) 215-223 New arsenate minerals from the Arsenatnaya fumarole, Tolbachik volcano, Kamchatka, Russia. XV. Calciojohillerite, NaCaMgMg2(AsO4)3, a member of the alluaudite group Locality: Arsenatnaya fumarole, Tolbachik volcano, Kamchatka, Russia _database_code_amcsd 0020958 CELL PARAMETERS: 11.8405 12.7836 6.6916 90.000 112.425 90.000 SPACE GROUP: C2/c X-RAY WAVELENGTH: 1.541838 Cell Volume: 936.282 Density (g/cm3): 3.907 MAX. ABS. INTENSITY / VOLUME**2: 18.58287369 RIR: 1.549 RIR based on corundum from Acta Crystallographica A38 (1982) 733-739 2-THETA INTENSITY D-SPACING H K L Multiplicity 10.64 4.26 8.3141 1 1 0 4 13.85 17.99 6.3918 0 2 0 2 15.17 1.35 5.8388 -1 1 1 4 16.20 10.10 5.4726 2 0 0 2 19.98 4.56 4.4450 0 2 1 4 20.22 27.52 4.3907 1 1 1 4 21.37 6.87 4.1570 2 2 0 4 22.04 35.73 4.0336 -2 2 1 4 22.39 1.29 3.9709 1 3 0 4 24.14 21.24 3.6867 -3 1 1 4 24.91 33.50 3.5740 -1 3 1 4 25.39 29.16 3.5083 3 1 0 4 27.17 2.50 3.2817 -2 0 2 2 27.71 47.56 3.2196 -1 1 2 4 27.92 5.25 3.1959 0 4 0 2 28.34 8.84 3.1493 1 3 1 4 28.87 9.92 3.0928 0 0 2 2 29.15 15.24 3.0637 2 2 1 4 30.62 13.14 2.9194 -2 2 2 4 30.74 33.45 2.9090 -3 1 2 4 31.51 16.63 2.8393 0 4 1 4 32.15 8.73 2.7840 0 2 2 4 32.30 9.62 2.7714 3 3 0 4 32.44 100.00 2.7598 2 4 0 4 32.73 37.76 2.7363 4 0 0 2 33.42 11.03 2.6813 -4 2 1 4 33.72 24.24 2.6580 1 1 2 4 34.19 41.28 2.6223 -1 3 2 4 34.50 9.47 2.5998 -4 0 2 2 35.69 4.95 2.5155 4 2 0 4 37.34 2.62 2.4082 -4 2 2 4 38.51 2.30 2.3376 2 0 2 2 38.69 3.93 2.3275 -5 1 1 4 39.29 6.47 2.2933 3 3 1 4 39.32 3.54 2.2911 1 3 2 4 41.64 2.81 2.1692 -4 4 1 4 41.87 8.74 2.1576 5 1 0 4 42.43 1.10 2.1306 0 6 0 2 43.21 7.71 2.0938 3 5 0 4 43.75 3.41 2.0692 -5 3 1 4 44.70 7.10 2.0272 -1 5 2 4 45.00 4.63 2.0144 0 6 1 4 45.67 1.20 1.9865 3 1 2 4 45.88 15.95 1.9779 -5 3 2 4 46.11 3.43 1.9686 -4 2 3 4 46.27 3.93 1.9623 0 2 3 4 46.65 4.31 1.9471 5 3 0 4 46.67 2.57 1.9463 -3 3 3 4 46.75 4.14 1.9432 -1 3 3 4 46.77 12.00 1.9424 -3 5 2 4 47.21 1.61 1.9251 -6 0 2 2 48.47 2.76 1.8781 1 1 3 4 48.47 5.31 1.8781 -6 2 1 4 48.91 9.87 1.8621 1 5 2 4 49.44 3.82 1.8433 -6 2 2 4 49.71 1.01 1.8340 5 1 1 4 49.86 6.74 1.8291 -2 4 3 4 50.16 14.91 1.8186 3 3 2 4 50.68 1.45 1.8013 1 7 0 4 51.11 1.14 1.7870 -2 6 2 4 51.97 6.28 1.7594 -1 7 1 4 52.57 3.90 1.7409 -5 3 3 4 52.70 1.54 1.7369 -4 4 3 4 52.78 1.39 1.7344 1 3 3 4 52.99 4.81 1.7280 -4 6 1 4 53.90 2.94 1.7011 1 7 1 4 53.95 2.42 1.6995 5 3 1 4 54.50 3.61 1.6837 4 2 2 4 55.22 22.57 1.6634 -2 0 4 2 55.24 5.11 1.6628 5 5 0 4 55.26 2.17 1.6622 -7 1 2 4 55.74 10.42 1.6491 -6 4 2 4 57.69 3.02 1.5979 0 8 0 2 58.24 13.78 1.5843 6 4 0 4 58.97 2.04 1.5663 -5 1 4 4 59.31 10.13 1.5581 -3 7 2 4 59.45 1.47 1.5547 -7 1 3 4 59.57 3.44 1.5520 7 1 0 4 59.85 1.46 1.5454 6 2 1 4 60.05 3.95 1.5407 -2 6 3 4 60.35 1.76 1.5338 4 6 1 4 60.43 4.15 1.5318 4 4 2 4 60.62 3.88 1.5274 -2 8 1 4 60.89 2.88 1.5214 5 1 2 4 61.05 2.78 1.5177 2 4 3 4 61.12 7.20 1.5164 3 7 1 4 61.14 9.42 1.5157 1 7 2 4 62.15 3.49 1.4937 -6 0 4 2 62.78 1.24 1.4800 -5 3 4 4 62.93 5.70 1.4769 -8 0 2 2 63.25 2.32 1.4702 -7 3 3 4 63.36 4.85 1.4679 7 3 0 4 63.76 10.93 1.4597 -4 4 4 4 64.09 2.98 1.4530 2 8 1 4 64.39 1.11 1.4468 1 1 4 4 64.79 2.37 1.4390 -8 2 2 4 65.48 2.23 1.4254 6 4 1 4 66.09 1.14 1.4137 -5 7 2 4 66.36 1.11 1.4086 1 9 0 4 66.70 2.54 1.4023 5 7 0 4 66.72 2.38 1.4020 -3 7 3 4 66.72 3.30 1.4020 -7 5 2 4 66.78 4.87 1.4008 -1 7 3 4 67.26 9.05 1.3920 0 4 4 4 67.61 1.13 1.3857 6 6 0 4 67.80 1.54 1.3821 -8 2 3 4 68.17 1.30 1.3756 4 2 3 4 68.59 3.12 1.3681 8 0 0 2 69.03 2.51 1.3605 6 0 2 2 69.14 6.16 1.3587 2 0 4 2 70.20 1.68 1.3406 -8 4 2 4 70.21 2.36 1.3405 2 6 3 4 71.05 1.98 1.3267 -8 4 1 4 71.12 1.84 1.3256 7 3 1 4 71.53 5.82 1.3191 -5 7 3 4 71.83 3.02 1.3143 5 5 2 4 72.33 5.33 1.3063 -1 9 2 4 72.34 1.02 1.3063 -4 2 5 4 72.69 1.62 1.3008 5 7 1 4 73.11 1.85 1.2943 -8 4 3 4 74.15 2.05 1.2788 -1 1 5 4 74.18 1.64 1.2784 0 10 0 2 74.36 1.47 1.2756 -3 3 5 4 75.23 2.93 1.2630 0 8 3 4 75.66 1.01 1.2570 -9 3 2 4 76.90 2.25 1.2397 -6 8 1 4 77.25 1.41 1.2350 -7 7 2 4 77.41 1.47 1.2329 -3 7 4 4 77.66 1.14 1.2296 -6 8 2 4 77.71 1.37 1.2289 -9 3 3 4 77.88 3.46 1.2266 -7 5 4 4 78.54 1.03 1.2179 -5 9 1 4 79.62 2.89 1.2041 -8 4 4 4 79.68 1.89 1.2034 -8 6 1 4 79.97 1.46 1.1997 -9 1 4 4 80.84 1.34 1.1889 -7 7 3 4 81.70 1.43 1.1786 4 8 2 4 82.02 1.14 1.1748 -6 8 3 4 82.11 2.19 1.1738 5 7 2 4 82.15 2.45 1.1733 7 3 2 4 83.34 2.30 1.1596 -9 3 4 4 83.98 1.71 1.1524 -2 8 4 4 84.55 1.64 1.1461 -8 2 5 4 86.24 3.59 1.1278 1 11 1 4 87.33 1.48 1.1165 -10 0 4 2 87.72 1.44 1.1126 -3 11 1 4 87.86 1.22 1.1112 9 1 1 4 87.97 1.13 1.1101 -7 7 4 4 88.13 2.10 1.1085 7 7 1 4 89.17 1.86 1.0982 9 5 0 4 89.23 4.33 1.0977 4 4 4 4 89.65 1.15 1.0936 -6 6 5 4 89.67 1.04 1.0934 6 4 3 4 ================================================================================ XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.