| Name | Issues/Designs | |||
| Arenal Volcano | — | — | d - Arenal Volcano, Costa Rica; smoky quartz 2018 | |
| Colima Volcan | — | — | d - Colima Volcan, Mexico 2017 | |
| Hekla | — | — | d - Hekla, Iceland 2017 syns. Mount Hekla | |
| Krakatoa | — | — | syns. Krakatau, Indonesia, Krakatoa, Indonesia | |
| Mount Bromo, Indonesia | — | — | d - Mount Bro..Indonesia, amethyst 2018 | |
| Mount Etna | — | — | syns. Etna |