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Trigonal - Hexagonal Scalenohedral Class

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Trigonal - Hexagonal Scalenohedral Class (H-M Symbol (3 2/m))

Axial Diagram, Paper Model and KrystalShaper Form
LEGEND: Bold - (Valid Mineral Species)     ! - Dana Number Added     # - (Grandfathered as Valid}     ? - (Discredited or otherwise Invalid Species)     * - (Not Approved IMA)     See Mouse Pointer Tool Tip on Mineral Name for more Information
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208 Minerals From the H-M Class Trigonal - Hexagonal Scalenohedral
Mineral Space
Grp
a c Z Vol (Ang3) Calc
Dens
Meas
Dens
Abenakiite-(Ce) R3m 16.018 19.761 3 4,390.93 3.32 3.2
Aerugite # R3m 5.951 27.568 3 845.50 5.76 5.8 - 5.9
Aleksite P3m1 4.2423 79.73 6 1,242.67 7.57
Alluaivite R3m 14.046 60.6 8 10,354.0 2.78 2.8
Amakinite P3m1 6.917 14.52 12 601.63 2.76 2.9 - 3.0
Ammonioalunite R3m 7.013 17.885 3 761.78 2.57 2.4
Antimony # R3m 4.299 11.25 6 180.06 6.74 6.6 - 6.7
Aphthitalite # P3m 5.65 7.29 1 201.54 2.64 2.7
Arctite R3m 7.078 41.203 6 1,787.64 2.84 3.1
Arsenic # R3m 3.768 10.574 6 130.01 5.74 5.7
Arsenoflorencite-(Ce) R3m 7.029 16.517 3 706.72 4.15 4.1
Arsenogorceixite ! R3m 7.1 17.39 3 759.18 3.87 3.7
Arsenogoyazite R3m 7.1 17.16 3 749.14 3.40 3.3
Arsenowaylandite * R3m          
Baksanite ! P3m1 4.249 62.82 3 982.21 8.14 8.1
Bararite # R3m 5.76 4.77 1 137.05 2.16 2.2
Bario-olgite ! P3m1 5.549 7.032 2 187.52 3.96 4.0
Barysilite # R3c 9.82 38.3 6 3,198.55 6.91 6.1 - 6.7
Benauite ! R3m 7.28 16.85 3 773.38 3.88 3.7
Berndtite P3m1 3.639 5.868 1 67.30 4.51 4.5
Beudantite # R3m 7.32 17.02 3 789.79 4.49 4.1 - 4.3
Bismuth # R3m 4.537 11.838 6 211.03 9.87 9.7 - 9.8
Bobtraillite ! P3c1 19.72 9.9788 1 3,360.65 3.12
Bohdanowiczite P3m1 4.2049 19.65 3 300.89 7.86 7.9
Brucite # P3m1 3.147 4.769 1 40.90 2.37 2.4
Butschliite # R3m 5.38 18.2 3 456.21 2.60
Calcite # R3c 4.989 17.062 6 367.78 2.71 2.7
Carlosruizite P3c1 9.5901 27.56 1 2,195.11 3.36 3.4
Caswellsilverite R3m 3.55 19.5 3 212.82 3.26 3.2
Chabazite-K ! R3m 13.78 14.97 6 2,461.79 2.04 2.0 - 2.2
Chabazite-Na ! R3m 13.78 14.97 3 2,461.79 2.12 2.0 - 2.2
Chabazite-Sr ! R3m 13.715 15.09 6 2,458.17 2.17 2.2
Chalcophyllite # R3m 10.77 57.5 3 5,776.04 2.60 2.4 - 2.7
Chloraluminite # R3c 11.831 11.91 6 1,443.73 1.67 1.7
Chlormanganokalite # R3c 11.93 14.79 6 1,822.97 2.32 2.3
Chloromagnesite * R3m 3.632 17.795 3 203.29 2.33 2.3
Clarkeite # R3m 3.954 17.73 3 240.06 6.61 6.4
Coalingite R3c 3.12 37.4 0.5 315.29 2.26 2.3 - 2.4
Colquiriite P3c 5.02 9.67 2 211.04 2.96 2.9
Comblainite R3m 6.08 45.58 3 1,459.19 2.98 3.0
Coquimbite # P3c 10.922 17.084 4 1,764.92 2.12 2.0 - 2.1
Corundum # R3c 4.751 12.97 6 253.54 4.01 4.0 - 4.1
Crandallite # R3m 7.005 16.192 3 688.09 3.00 2.8 - 2.9
Cupropearceite P3m1 7.3218 11.8877 1 551.91 5.77
Cupropolybasite ! P3m1 7.341 11.805   550.94  
Delafossite # R3m 3.04 17.12 3 137.02 5.50 5.4
Digenite # R3m 3.919 48 3 638.44 5.71 5.6
Dorallcharite R3m 7.3301 17.6631 3 821.90 3.74 3.8
Eirikite ! P3m1 14.3865 4.8733 2 873.50 5.17
Eskolaite # R3c 4.958 13.6 6 289.52 5.23 5.2
Eudialyte # R3m 14.34 30.21 12 5,379.97 3.67 2.8 - 3.0
Eylettersite R3m 6.99 16.7 3 706.65 3.39 3.4
Ferrihydrite P31c 2.96 9.4 1 71.33 3.93 3.8
Ferronigerite-2N1S # P3m or P3m1 5.72 13.86 1 392.72 4.40 4.5
Ferronigerite-6N6S ! R3m 5.73 55.6 3 1,580.94 4.47 4.5
Ferrotaaffeite-6N3S R3m 5.7 41.16 6 1,158.13 4.05 4.1
Florencite-(Ce) # R3m 6.974 16.36 3 689.09 3.71 3.5 - 3.7
Florencite-(La) R3m 6.987 16.248 3 686.93 3.71 3.5
Florencite-(Nd) R3m 6.992 16.454 3 696.63 3.69 3.5
Fougerite ! R3m 3.125 22.5 0.375 190.29 2.54
Fuenzalidaite P3c1 9.4643 27.336 1 2,120.52 3.28 3.3
Gaspeite R3c 4.621 14.93 6 276.10 3.90 3.7
Gorceixite # R3m 7.0538 17.2746 3 744.36 3.42 3.3
Goyazite # R3m 7.0218 16.597 3 708.69 3.24 3.2 - 3.3
Graulichite-(Ce) ! R3m 7.26 16.77 3 765.49 4.43 3.9
Grimaldiite R3m 2.973 13.392 3 102.51 4.13 4.1
Haapalaite R3m ? 3.64 34.02 3 390.36 3.53 3.6
Harkerite # R3m 18.131 33.46 6 9,525.77 3.07 3.0
Harrisonite ! R3m 6.248 26.802 3 906.11 4.03 4.0
Hedleyite # R3m 4.47 119 6 2,059.17 8.93 8.9
Hematite # R3c 5.0317 13.737 6 301.20 5.28 5.3
Herbertsmithite ! R3m 6.834 14.075 3 569.28 3.76 3.8 - 4.0
Herschelite ? R3m 13.799 15.102 12 2,490.35 2.09 2.1 - 2.2
Heterogenite-3R # R3m 2.849 13.13 3 92.30 4.96 4.1 - 4.5
Hidalgoite # R3m 7.04 16.99 3 729.24 4.27 4.0
Hilairite R3m 10.556 15.851 6 1,529.63 2.73 2.7
Hinsdalite # R3m 6.99 16.8 3 710.88 3.86 4.7
Honessite R3m 3.083 26.71 0.25 219.86 1.71
Hongshiite * R3m 10.703 13.197 48 1,309.23 15.74 15.6
Huanghoite-(Ce) R3m 5.072 38.46 6 856.84 4.84 4.5 - 4.7
Huangite R3m 6.983 33.517 6 1,415.40 2.78
Hydrotalcite # R3m 6.13 46.15 3 1,501.84 2.00 2.1
Hydrowoodwardite ! R3m 3.07 31.9 3 260.37 2.23 2.3
Ikunolite R3m 4.15 39.19 3 584.52 8.24 7.8
Ingodite P3m1 4.248 23.22 6 362.88 7.27
Iowaite R3m 3.119 24.52 0.6 206.58 1.90 2.1
Joseite # R3m 4.25 39.77 3 622.11 8.04 8.1
Joseite-B # R3m 4.34 40.83 3 666.02 7.51 8.3
Kalistrontite R3m 5.45 20.7 3 532.47 3.35 3.2
Kapellasite ! P3m1 6.3 5.733 1 197.06 3.61 3.5
Karelianite R3c 4.99 13.98 6 301.47 4.95 4.9
Kawazulite R3m 4.24 29.66 3 461.78 7.86 7.8
Kazakovite R3m 10.18 13.06 3 1,172.11 2.75 2.8
Kemmlitzite R3m 7.072 16.51 3 715.09 3.60 3.6
Kintoreite R3m 7.325 16.9 3 785.29 4.24 4.2 - 4.3
Kitkaite P3m1 3.716 5.126 1 61.30 7.18 7.2
Kochkarite P3m1 4.416 72.09 3 1,217.49 7.92 7.9
Koenenite # R3m 34.72 32.64 33 34,075.4 1.96 2.0
Kosnarite R3c 8.687 23.877 6 1,560.45 3.23 3.2
Laitakarite R3m 4.225 39.93 3 617.28 8.37 8.1
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