Ertlite, NaAl 3 Al 6 (Si 4 B 2 O 18 )(BO 3 ) 3 (OH) 3 O, a new mineral species of the tourmaline supergroup Available to Purchase

The Chemistry and Crystal Structure of Potassic-Fluoro-Richterite from Rother Kopf, Eifel Volcanic Fields, Germany Available to Purchase

Nacareniobsite-(Nd), Ca 2 (CaNd)Na 3 Nb(Si 2 O 7 ) 2 (OF)F 2 , a New Rinkite-Group (Seidozerite-Supergroup) Mineral from the Darai-Pioz Alkaline Massif, Tajikistan: Description and Crystal Structure Available to Purchase

Kreiterite, CsLi 2 Fe +3 (Si 4 O 10 )F 2 , a New Cesium Mica from the Darai-Pioz Alkaline Massif, Tajikistan Available to Purchase

Ferriphoxite and carboferriphoxite: two new oxalato–phosphate minerals from the Rowley mine, Arizona, USA Available to Purchase

A structure hierarchy for silicate minerals: sheet silicates — CORRIGENDUM Available to Purchase

The crystal structure of pezzottaite and the crystal chemistry of the beryl–pezzottaite series Open Access

Rundqvistite-(Ce), Na 3 (Sr 3 Ce)(Zn 2 Si 8 O 24 ), a new mineral from the Darai-Pioz alkaline massif, Tien-Shan Mountains, Tajikistan: mineral description and crystal structure Open Access

The effect of A-site cations on charge-carrier mobility in Fe-rich amphiboles Available to Purchase

Two Rinkite-Group (Seidozerite-Supergroup) Minerals: Nacareniobsite-(Y), a New Mineral from the Darai-Pioz Alkaline Massif, Tajikistan, and Crystal-Structure Refinement of Nacareniobsite-(Ce) Available to Purchase

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 Open Access

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 Open Access

Oscillatory Zoned Liddicoatite from Anjanabonoina, Central Madagascar. III. Trace Elements Available to Purchase

Reply to Bosi et al. (2023) Available to Purchase

The first occurrence of the carbide anion, C 4– , in an oxide mineral: Mikecoxite, ideally (CHg 4 )OCl 2 , from the McDermitt open-pit mine, Humboldt County, Nevada, U.S.A. Available to Purchase

On the definition of distinct mineral species: A critique of current IMA–CNMNC procedures Open Access

Bortolanite, Ca 2 (Ca 1.5 Zr 0.5 )Na(NaCa)Ti(Si 2 O 7 ) 2 (FO)F 2 , a New Rinkite-Group (Seidozerite Supergroup) TS-Block Mineral from the Bortolan Quarry, Poços de Caldas Massif, Minas Gerais, Brazil Available to Purchase

Pauling’s rules for oxide-based minerals: A re-examination based on quantum mechanical constraints and modern applications of bond-valence theory to Earth materials Available to Purchase

Protocaseyite, a new decavanadate mineral containing a [Al 4 (OH) 6 (H 2 O) 12 ] 6+ linear tetramer, a novel isopolycation Available to Purchase

Uvite, CaMg 3 (Al 5 Mg)(Si 6 O 18 )(BO 3 ) 3 (OH) 3 (OH), a new, but long-anticipated mineral species of the tourmaline supergroup from San Piero in Campo, Elba Island, Italy Open Access