Alkali Sulfates with Aphthitalite-Like Structures from Fumaroles of the Tolbachik Volcano, Kamchatka, Russia. IV. Aphthitalite–Palmierite Regular Intergrowths: Crystallography, Chemistry, and Genesis

Ryabchikovite, CuMg(Si 2 O 6 ), a new pyroxene group mineral, and some genetic features of natural anhydrous copper silicates

New arsenate minerals from the Arsenatnaya fumarole, Tolbachik volcano, Kamchatka, Russia. XX. Evseevite, Na 2 Mg(AsO 4 )F, the first natural arsenate with an antiperovskite structure

Bakakinite, Ca 2 V 2 O 7 , a new mineral from fumarolic exhalations of the Tolbachik volcano, Kamchatka, Russia

New arsenate minerals from the Arsenatnaya fumarole, Tolbachik volcano, Kamchatka, Russia. XIX. Axelite, Na 14 Cu 7 (AsO 4 ) 8 F 2 Cl 2

Kalithallite, K 3 Tl 3+ Cl 6 ⋅2H 2 O, a new mineral with trivalent thallium from the Tolbachik volcano, Kamchatka, Russia

Seismic Tomography of Kamchatkan Volcanoes

New arsenate minerals from the Arsenatnaya fumarole, Tolbachik volcano, Kamchatka, Russia. XVIII. Khrenovite, Na 3 Fe 3+ 2 (AsO 4 ) 3 , the member with the highest sodium in the alluaudite supergroup

Calciolangbeinite- O , a natural orthorhombic modification of K 2 Ca 2 (SO 4 ) 3 , and the langbeinite–calciolangbeinite solid-solution system

Pliniusite, Ca 5 (VO 4 ) 3 F, a new apatite-group mineral and the novel natural ternary solid-solution system pliniusite–svabite–fluorapatite

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

Reznitskyite, CaMg(VO 4 )F, a new mineral from the Tolbachik volcano, Kamchatka, Russia and the first vanadate with a titanite-type structure

New arsenate minerals from the Arsenatnaya fumarole, Tolbachik volcano, Kamchatka, Russia. XVII. Paraberzeliite, NaCaCaMg 2 (AsO 4 ) 3 , an alluaudite-group member dimorphous with berzeliite

Alkali sulfates with aphthitalite-like structures from fumaroles of the Tolbachik volcano, Kamchatka, Russia. III. Solid solutions and exsolutions

New arsenate minerals from the Arsenatnaya fumarole, Tolbachik volcano, Kamchatka, Russia. XVI. Yurgensonite, K 2 SnTiO 2 (AsO 4 ) 2 , the first natural tin arsenate, and the katiarsite–yurgensonite isomorphous series

Vasilseverginite, Cu 9 O 4 (AsO 4 ) 2 (SO 4 ) 2 , a new fumarolic mineral with a hybrid structure containing novel anion-centered tetrahedral structural units

Evolution of fumarolic anhydrous copper sulfate minerals during successive hydration/dehydration

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

New arsenate minerals from the Arsenatnaya fumarole, Tolbachik volcano, Kamchatka, Russia. XV. Calciojohillerite, NaCaMgMg 2 (AsO 4 ) 3 , a member of the alluaudite group

Why Tolbachik Diamonds Cannot be Natural