| Mineral | Symmetry Class | Space Group | a | b | c | alpha | beta | gamma |
|---|---|---|---|---|---|---|---|---|
| Arsenbrackebuschite | monoclinic-beta | P 2(1)/m | 7.7630 | 6.0460 | 9.0220 | 90.00 | 112.50 | 90.00 |
| Arsentsumebite | monoclinic-beta | P 2(1)/m | 7.8040 | 5.8900 | 8.9640 | 90.00 | 112.29 | 90.00 |
| Bearthite | monoclinic-beta | P 2(1)/m | 7.2310 | 5.7340 | 8.2630 | 90.00 | 112.57 | 90.00 |
| Brackebuschite | monoclinic-beta | P 2(1)/m | 7.6810 | 6.1550 | 16.5240 | 90.00 | 93.75 | 90.00 |
| Bushmakinite | monoclinic-beta | P 2(1)/m | 7.7590 | 5.7820 | 8.7750 | 90.00 | 112.00 | 90.00 |
| Feinglosite | ||||||||
| Gamagarite | monoclinic-beta | P 2(1)/m | 9.1210 | 6.1420 | 7.8380 | 90.00 | 112.88 | 90.00 |
| Goedkenite | monoclinic-beta | P 2(1)/m | 7.2600 | 5.7400 | 8.4500 | 90.00 | 112.57 | 90.00 |
| Tokyoite | monoclinic-beta | P 2(1)/m | 9.1000 | 6.1300 | 7.8900 | 90.00 | 112.20 | 90.00 |
| Tsumebite | monoclinic-beta | P 2(1)/m | 7.8500 | 5.8000 | 8.7000 | 90.00 | 111.00 | 90.00 |
| calderonite | monoclinic-beta | P 2(1)/m | 7.6490 | 6.1010 | 8.9040 | 90.00 | 112.23 | 90.00 |