Trigonal - Unknown Class ()
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 |
| Alunite # | R3m, R3m | 6.97 | 17.38 | 4 | 731.22 | 3.76 | 2.6 - 2.9 |
| Babkinite ! | P3,P3m- | 4.191 | 39.6 | 3 | 602.37 | 8.07 | 8.1 |
| Cesarolite # | HEX-R | 2.811 | 20.386 | 1 | 139.50 | 5.98 | 5.3 |
| Coombsite ! | R3 or R3 | 11.828 | 29.146 | 3 | 3,531.28 | 3.00 | 3.0 |
| Cronusite ! | Rm, R3m or R32 | 3.326 | 33.29 | 3 | 318.93 | 2.53 | 2.5 |
| Daqingshanite-(Ce) | R3m, R3m or R32 | 10.058 | 9.225 | 4 | 808.20 | 4.52 | 3.8 |
| Desautelsite | R3m or R3m | 6.23 | 46.78 | 3 | 1,572.41 | 2.09 | 2.1 |
| Droninoite ! | R3m, R3m or R32 | 6.206 | 46.184 | 6 | 1,540.44 | 2.86 | |
| Ernienickelite | R3 or R3 | 7.514 | 20.52 | 6 | 1,003.35 | 3.87 | 3.8 |
| Francoanellite | R3c or R3c | 8.71 | 82.5 | 6 | 5,420.27 | 2.28 | 2.3 |
| Geerite | R3m, R3m, or R32 | 3.83 | 46.84 | 3 | 595.04 | 5.60 | |
| Glaucocerinite # | Unk (HEX-R) | 3.057 | 32.52 | 0.375 | 263.19 | 2.32 | 2.4 |
| Jianshuiite | R3 or R3 | 7.54 | 20.82 | 6 | 1,025.07 | 3.57 | 3.5 - 3.6 |
| Karchevskyite ! | P3, P31m, P31m, P312 | 16.055 | 25.66 | 3 | 5,728.07 | 2.18 | 2.2 |
| Magnesionigerite-6N6S ! | Unk | 5.692 | 13.78 | 1 | 386.64 | 4.14 | 4.2 |
| Marinellite ! | P31c or P2c | 12.88 | 31.761 | 1 | 4,563.07 | 2.43 | 2.4 |
| Mathewrogersite | R3,R3-,R32,R3m,R3m- | 8.457 | 45.97 | 3 | 2,847.33 | 4.69 | 4.7 |
| Melanocerite-(Ce) # | Unk (HEX-R) | 9.35 | 6.88 | 2 | 520.89 | 5.76 | 4.1 |
| Muskoxite | Unk (pseudo HEX-R) | 3.07 | 4.6 | 0.1 | 37.55 | 3.46 | 3.2 |
| Nanlingite | R3m, R3m | 10.24 | 25.76 | 12 | 2,339.25 | 3.91 | 3.9 |
| Orlymanite | P3-,P3 | 9.6 | 35.92 | 5 | 2,866.88 | 2.92 | 2.7 - 2.8 |
| Philipsbornite | R3m-,R3m | 7.11 | 17.05 | 3 | 746.44 | 4.46 | 4.3 |
| Romanite * | Trig ? | 4.1 - 4.5 | |||||
| Stepanovite # | Unk | 9.84 | 36.67 | 6 | 3,074.91 | 1.69 | 1.7 |
| Sztrokayite * | Trig ? | ||||||
| Tegengrenite ! | R3 or R3- | 16.196 | 14.948 | 42 | 3,395.70 | 4.50 | |
| Truscottite # | p3 or p3 | 9.731 | 18.836 | 1 | 1,544.67 | 2.54 | 2.3 |
| Vanoxite # | Unk | ||||||
| Zhemchuzhnikovite | Unk | 16.67 | 12.51 | 6 | 3,010.64 | 1.63 | 1.7 |
| Zirklerite # | Unk | 2.6 |