- Great Fissure eruption (Main Fracture)
- Northern Breakthrough (North Breach)
| Vergasova, Lidiya P., Krivovichev, Sergey V., Britvin, Sergey N., Burns, Peter N., Ananiev, Vladimir V. (2004) Filatovite, K(Al,Zn)2(As,Si)2O8, a new mineral species from the Tolbachik volcano, Kamchatka peninsula, Russia. European Journal of Mineralogy, 16 (3) 533-536 doi:10.1127/0935-1221/2004/0016-0533 Jambor, J.L. and Roberts, A.C. (2002) New mineral names. American Mineralogist: 87: 765-768. Glavatskikh, S.F. and Bykova, E.Y. (1998) First finding of exhalative johillerite (Kamchatka). Doklady Akademii Nauk: 361: 795-798. |
Second scoria cone, Northern Breakthrough, Great Fissure eruption, Tolbachik Volcanic field, Milkovsky District, Kamchatka Krai, Russia