Medvedevite, KMn 2+ V 5+ 2 O 6 Cl⋅2H 2 O, a new fumarolic mineral from the Tolbachik fissure eruption 2012–2013, Kamchatka Peninsula, Russia

Dobrovolskyite, Na 4 Ca(SO 4 ) 3 , a new fumarolic sulfate from the Great Tolbachik fissure eruption, Kamchatka Peninsula, Russia

Petrovite, Na 10 CaCu 2 (SO 4 ) 8 , a new fumarolic sulfate from the Great Tolbachik fissure eruption, Kamchatka Peninsula, Russia

Belomarinaite KNa(SO 4 ): A new sulfate from 2012–2013 Tolbachik Fissure eruption, Kamchatka Peninsula, Russia

Ozerovaite, Na 2 KAl 3 (AsO 4 ) 4 , new mineral species from Tolbachik volcano, Kamchatka peninsula, Russia

Wrightite, K 2 Al 2 O(AsO 4 ) 2 , a new oxo-orthoarsenate from the Second scoria cone, Northern Breakthrough, Great Fissure eruption, Tolbachik volcano, Kamchatka peninsula, Russia

Saranchinaite, Na 2 Cu(SO 4 ) 2 , a new exhalative mineral from Tolbachik volcano, Kamchatka, Russia, and a product of the reversible dehydration of kröhnkite, Na 2 Cu(SO 4 ) 2 (H 2 O) 2

Copper oxosulphates from fumaroles of Tolbachik volcano: puninite, Na 2 Cu 3 O(SO 4 ) 3 –a new mineral species and structure refinements of kamchatkite and alumoklyuchevskite

Bubnovaite, K 2 Na 8 Ca(SO 4 ) 6 , a new mineral species with modular structure from the Tolbachik volcano, Kamchatka peninsula, Russia

Thermally induced reversible phase transformations of boroleucite, KBSi 2 O 6

Unique thallium mineralization in the fumaroles of Tolbachik volcano, Kamchatka Peninsula, Russia. I. Markhininite, TlBi(SO 4 ) 2

Unique thallium mineralization in the fumaroles of the Tolbachik volcano, Kamchatka Peninsula, Russia. II. Karpovite, Tl 2 VO(SO 4 ) 2 (H 2 O)

Unique thallium mineralization in the fumaroles of Tolbachik volcano, Kamchatka Peninsula, Russia. III. Evdokimovite, Tl 4 (VO) 3 (SO 4 ) 5 (H 2 O) 5

Nicksobolevite, Cu 7 (SeO 3 ) 2 O 2 Cl 6 , a new complex copper oxoselenite chloride from Tolbachik fumaroles, Kamchatka peninsula, Russia

Hatertite, Na 2 (Ca, Na)(Fe 3+ , Cu) 2 (AsO 4 ) 3 , a new alluaudite-group mineral from Tolbachik fumaroles, Kamchatka peninsula, Russia

Prewittite, KPb 1.5 Cu 6 Zn(SeO 3 ) 2 O 2 Cl 10 , a new mineral from Tolbachik fumaroles, Kamchatka peninsula, Russia: Description and crystal structure

PAUFLERITE, β-VO(SO 4 ), A NEW MINERAL SPECIES FROM THE TOLBACHIK VOLCANO, KAMCHATKA PENINSULA, RUSSIA

THE CRYSTAL STRUCTURE OF PARAGEORGBOKIITE, β-Cu 5 O 2 (SeO 3 ) 2 Cl 2

THE CRYSTAL STRUCTURE OF LENINGRADITE, PbCu 3 (VO 4 ) 2 Cl 2

THE CRYSTAL STRUCTURE OF ALLOCHALCOSELITE, Cu + Cu 2+ 5 PbO 2 (SeO 3 ) 2 Cl 5 , A MINERAL WITH WELL-DEFINED Cu + AND Cu 2+ POSITIONS