Dmitryvarlamovite, Ti 2 (Fe 3+ Nb)O 8 , a new columbite-supergroup mineral related to the wolframite group

A new mineral cuprodobrovolskyite Na 4 Cu(SO 4 ) 3 from the Tolbachik volcano (Kamchatka, Russia) and relationships in the family of natural anhydrous Na–Cu sulfates

Kalyuzhnyite-(Ce), NaKCaSrCeTi(Si 8 O 21 )OF(H 2 O) 3, a new mineral from the Darai-Pioz alkaline massif, Tien-Shan mountains, Tajikistan: mineral description, crystal structure and a new double (Si 8 O 21 ) sheet

Letnikovite-(Ce), (Na□)Ca 2 Ce 2 [Si 7 O 17 (OH)]F 4 (H 2 O) 4, a new mineral from the Darai-Pioz alkaline massif, Tajikistan: mineral description, crystal structure and a new single [Si 7 O 17 (OH)] sheet

A re-evaluation of stannopalladinite using modern analytical techniques

Mangani-eckermannite, NaNa 2 (Mg 4 Mn 3+ )Si 8 O 22 (OH) 2 , a new amphibole from Tanohata Mine, Iwate Prefecture, Japan

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

Napoliite, Pb 2 OFCl, a new mineral from Vesuvius volcano, and its relationship with dimorphous rumseyite

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

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

Gurzhiite, Al(UO 2 )(SO 4 ) 2 F⋅10H 2 O, a new uranyl sulfate mineral with a chain structure from the Bykogorskoe deposit, Northern Caucasus, 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

The mineralogy of the historical Mochalin Log REE deposit, South Urals, Russia. Part IV. Alexkuznetsovite-(La), La 2 Mn(CO 3 )(Si 2 O 7 ), alexkuznetsovite-(Ce), Ce 2 Mn(CO 3 )(Si 2 O 7 ) and biraite-(La), La 2 Fe 2+ (CO 3 )(Si 2 O 7 ), three new isostructural minerals and a definition of the biraite group

Oberwolfachite, SrFe 3+ 3 (AsO 4 )(SO 4 )(OH) 6 , a new alunite-supergroup mineral from the Clara mine, Schwarzwald, Germany and Monterniers mine, Rhône, France

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

Kufahrite, PtPb, a new mineral from Ledyanoy Creek placer, Galmoenan ultramafic complex, Koryak Highlands, 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

Bojarite, Cu 3 (N 3 C 2 H 2 ) 3 (OH)Cl 2 ⋅6H 2 O, a new mineral species with a microporous metal–organic framework from the guano deposit at Pabellón de Pica, Iquique Province, Chile