Brandãoite, [BeAl 2 (PO 4 ) 2 (OH) 2 (H 2 O) 4 ](H 2 O), a new Be–Al phosphate mineral from the João Firmino mine, Pomarolli farm region, Divino das Laranjeiras County, Minas Gerais State, Brazil: description and crystal structure

Beusite-(Ca), ideally CaMn 2 2+ (PO 4 ) 2 , a new graftonite-group mineral from the Yellowknife pegmatite field, Northwest Territories, Canada: Description and crystal structure

Ferri-fluoro-katophorite from Bear Lake diggings, Bancroft area, Ontario, Canada: a new species of amphibole, ideally Na(NaCa)(Mg 4 Fe 3+ )(Si 7 Al)O 22 F 2

Folvikite, Sb 5+ Mn 3+ (Mg,Mn 2+ ) 10 O 8 (BO 3 ) 4 , a new oxyborate mineral from the Kitteln mine, Nordmark ore district, Värmland, Sweden: description and crystal structure

Ferri-obertiite from the Rothenberg quarry, Eifel volcanic complex, Germany: mineral data and crystal chemistry of a new amphibole end-member

Ferro-ferri-nybØite from Mont Saint-hilaire, QuÉbec, Canada: Correction

Ferro-ferri-hornblende from the Traversella mine (Ivrea, Italy): occurrence, mineral description and crystal-chemistry

Oxo-mangani-leakeite from the Hoskins mine, New South Wales, Australia: occurrence and mineral description

Magnesio-ferri-fluoro-hornblende from Portoscuso, Sardinia, Italy: description of a newly approved member of the amphibole supergroup

Maruyamaite, K(MgAl 2 )(Al 5 Mg)Si 6 O 18 (BO 3 ) 3 (OH) 3 O, a potassium-dominant tourmaline from the ultrahigh-pressure Kokchetav massif, northern Kazakhstan: Description and crystal structure

Fontarnauite, (Na,K) 2 (Sr,Ca)(SO 4 )[B 5 O 8 (OH)](H 2 O) 2 , a New Sulfate-borate Mineral from DoĞanlar (emet), KÜtahya Province, Western Anatolia, Turkey

FERRO-FERRI-NYBØITE, NaNa 2 (Fe 2+ 3 Fe 3+ 2 )(Si 7 Al)O 22 (OH) 2 , A NEW CLINOAMPHIBOLE FROM MONT SAINT-HILAIRE, QUÉBEC, CANADA: DESCRIPTION AND CRYSTAL STRUCTURE

BACKITE, Pb 2 Al(TeO 6 )Cl, A NEW TELLURATE MINERAL FROM THE GRAND CENTRAL MINE, TOMBSTONE HILLS, COCHISE COUNTY, ARIZONA: DESCRIPTION AND CRYSTAL STRUCTURE

Pieczkaite, ideally Mn 5 (PO 4 ) 3 Cl, a new apatite-supergroup mineral from Cross Lake, Manitoba, Canada: Description and crystal structure

Magnesio-arfvedsonite from Jade Mine Tract, Myanmar: mineral description and crystal chemistry

Katophorite from the Jade Mine Tract, Myanmar: mineral description of a rare (grandfathered) endmember of the amphibole supergroup

Eckermannite revised: The new holotype from the Jade Mine Tract, Myanmar—crystal structure, mineral data, and hints on the reasons for the rarity of eckermannite

Agakhanovite-(Y), ideally (YCa)□ 2 KBe 3 Si 12 O 30 , a new milarite-group mineral from the Heftetjern pegmatite, Tørdal, Southern Norway: Description and crystal structure

Carlfrancisite: Mn 3 2+ (Mn 2+ ,Mg,Fe 3+ ,Al) 42 (As 3+ O 3 ) 2 (As 5+ O 4 ) 4 [(Si,As 5+ )O 4 ] 6 [(As 5+ ,Si)O 4 ] 2 (OH) 42 , a new arseno-silicate mineral from the Kombat mine, Otavi Valley, Namibia

Wopmayite, Ideally Ca 6 Na 3 □Mn(Po 4 ) 3 (PO 3 Oh) 4 , A New Phosphate Mineral From The Tanco Mine, Bernic Lake, Manitoba: Description And Crystal Structure