Trigonal - Ditrigonal Pyramidal Class (H-M Symbol (3m))
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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| Mineral | Space Grp |
a | c | Z | Vol (Ang3) | Calc Dens |
Meas Dens |
| Sturmanite | P31c | 11.16 | 21.79 | 2 | 2,350.26 | 1.79 | 1.8 |
| Taseqite ! | R3m | 14.286 | 29.99 | 3 | 5,300.64 | 3.20 | 3.2 |
| Trembathite | R3c | 8.574 | 20.99 | 6 | 1,336.32 | 3.10 | 2.8 - 3.3 |
| Tuite ! | R3m | 5.258 | 18.727 | 3 | 448.37 | 3.41 | |
| Uvite ! | R3m | 15.973 | 7.231 | 3 | 1,597.73 | 3.02 | 3.1 - 3.2 |
| Vanadiumdravite ! | R3m | 16.12 | 7.39 | 3 | 1,663.05 | 3.32 | 3.3 |
| Vicanite-(Ce) | R3m | 10.795 | 27.336 | 3 | 2,758.74 | 4.61 | 4.7 |
| Whitlockite # | R3c | 10.33 | 37.103 | 6 | 3,428.79 | 3.11 | 3.1 |
| Wickenburgite | P31c | 8.555 | 20.19 | 2 | 1,279.70 | 3.89 | 3.8 |
| Yarrowite | P3m1 ? | 3.8 | 67.26 | 3 | 841.11 | 4.91 | 4.9 |
| Yushkinite | P3m1 | 3.21 | 11.3 | 2 | 100.84 | 2.88 | 2.9 |
| Zakharovite | P31m,P3m1 | 14.58 | 37.71 | 9 | 6,942.28 | 2.67 | 2.6 |
| Zirsilite-(Ce) ! | R3m | 14.248 | 30.076 | 3 | 5,287.60 | 3.12 | 3.2 |