Tetragonal - Scalenohedral Class (H-M Symbol (4 2m))
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
| Mineral | Space Grp |
a | c | Z | Vol (Ang3) | Calc Dens |
Meas Dens |
| Akermanite # | P421m | 7.84 | 5.01 | 2 | 307.94 | 2.94 | 2.9 |
| Alumoakermanite ! | P421m | 7.7661 | 5.0297 | 2 | 303.35 | 2.94 | |
| Archerite | I42d | 7.448 | 6.977 | 4 | 387.03 | 2.24 | |
| Bariopharmacosiderite | I42m | 15.85 | 16.052 | 8 | 4,032.62 | 3.14 | |
| Barium-zinc-alumopharmacosiderite * | I42m | 15.476 | 15.675 | 6 | 3,754.27 | 1.83 | 2.8 |
| Barquillite ! | I42m | 5.45 | 10.6 | 2 | 314.85 | 4.64 | |
| Biphosphammite # | I42d | 7.4835 | 7.34 | 4 | 411.06 | 1.94 | 2.0 |
| Briartite | I42m | 5.32 | 10.51 | 2 | 297.46 | 4.36 | 4.5 |
| Cernyite | I42m | 5.533 | 10.8266 | 2 | 331.45 | 4.87 | 4.8 |
| Chalcopyrite # | I42d | 5.28 | 10.41 | 4 | 290.21 | 4.20 | 4.1 - 4.3 |
| Chatkalite | P4m2 | 7.61 | 5.373 | 1 | 311.16 | 4.97 | 5.0 |
| Eskebornite # | I42d | 5.518 | 11.048 | 2 | 336.39 | 2.74 | 5.3 |
| Famatinite # | I42m | 5.3853 | 10.7483 | 2 | 311.72 | 4.69 | 4.6 |
| Ferrokesterite | I42m | 5.427 | 10.871 | 2 | 320.18 | 4.48 | |
| Gallite # | I42d | 5.35 | 10.48 | 4 | 299.96 | 4.37 | 4.2 |
| Gehlenite # | P421m | 7.69 | 5.067 | 2 | 299.64 | 3.04 | 2.9 - 3.1 |
| Gonnardite # | I42d | 13.21 | 6.622 | 2 | 1,155.57 | 2.32 | 2.3 |
| Gugiaite | P421m | 7.43 | 5.024 | 2 | 277.35 | 3.08 | 3.0 |
| Hardystonite # | P421m | 7.823 | 5.013 | 2 | 306.79 | 3.40 | 3.4 |
| Hocartite | I42m | 5.74 | 10.96 | 2 | 361.11 | 4.77 | 4.8 |
| Jasmundite | I42m | 10.461 | 8.813 | 2 | 964.43 | 3.01 | 3.0 |
| Kalborsite | P42m | 9.851 | 13.06 | 2 | 1,267.37 | 2.59 | 2.5 |
| Kuramite | I42m | 5.445 | 10.75 | 2 | 318.72 | 4.56 | 4.6 |
| Laforetite ! | I42d | 5.88 | 11.21 | 4 | 387.58 | 4.92 | |
| Luzonite # | I42m | 5.29 | 10.465 | 2 | 292.85 | 4.47 | 4.4 - 4.6 |
| Mawsonite | P4m2 | 7.603 | 5.358 | 1 | 309.72 | 4.65 | 4.7 |
| Melilite # | P421m | 7.715 | 5.099 | 2 | 303.50 | 2.94 | 2.9 - 3.0 |
| Mooihoekite | P42m- | 10.581 | 5.371 | 1 | 601.32 | 4.38 | 4.4 |
| Okayamalite ! | P421m | 7.116 | 4.815 | 2 | 243.82 | 3.29 | 3.3 |
| Permingeatite | I42m | 5.63 | 11.23 | 2 | 355.96 | 5.86 | |
| Pirquitasite | I42m | 5.786 | 10.829 | 2 | 362.53 | 4.84 | 4.8 |
| Renierite # | P42c- | 10.6226 | 10.5506 | 2 | 1,190.53 | 4.62 | 4.4 |
| Roquesite | I42d | 5.51 | 11.05 | 4 | 335.48 | 4.80 | |
| Santarosaite ! | I42d; | 11.517 | 5.632 | 12 | 747.04 | 3.97 | |
| Stalderite | I42m | 9.855 | 10.937 | 4 | 1,062.21 | 4.76 | 5.0 |
| Stannite # | I42m | 5.4531 | 10.747 | 2 | 319.58 | 4.47 | 4.3 - 4.5 |
| Tetranatrolite ? | I42d | 13.02 | 6.615 | 4 | 1,121.38 | 2.25 | 2.3 |
| Urea | P421m | 5.646 | 4.701 | 2 | 149.86 | 1.33 | 1.3 |
| Velikite | I42m | 5.555 | 10.911 | 2 | 336.69 | 5.67 | 5.4 |