Olgafrankite, Ni 3 Ge, a new mineral, the carrier of siderophile germanium in reduced systems

Mariakrite, [Ca 4 Al 2 (OH) 12 (H 2 O) 4 ][Fe 2 S 4 ], a new mineral, the first layered double hydroxide intercalated with dithioferrate (iron disulfide) chains

Fluor-rossmanite, □(Al 2 Li)Al 6 (Si 6 O 18 )(BO 3 ) 3 (OH) 3 F, a new tourmaline supergroup mineral from Malkhan pegmatite field, Western Siberia, Russia

Tetrahedral aluminum in tourmaline from a spinel-pargasite-metamorphosed mafic-ultramafic rock

Hanswilkeite, KFeS 2 , a new peralkaline sulfide mineral

Thermal behaviour of filatovite – a rare aluminoarsenate mineral of the feldspar group

Yakubovichite, CaNi 2 Fe 3+ (PO 4 ) 3 , a new nickel phosphate mineral of non-meteoritic origin

Crocobelonite, Ca Fe 2 3 + (PO 4 ) 2 O, a new oxyphosphate mineral, the product of pyrolytic oxidation of natural phosphides

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

Re-investigation of ‘minasgeraisite-(Y)’ from the Jaguaraçu pegmatite, Brazil and high-temperature crystal chemistry of gadolinite-supergroup minerals

Expanding the speciation of terrestrial molybdenum: Discovery of polekhovskyite, MoNiP 2 , and insights into the sources of Mo-phosphides in the Dead Sea Transform area

Natural cubic perovskite, Ca(Ti,Si,Cr)O 3–δ , a versatile potential host for rock-forming and less-common elements up to Earth’s mantle pressure

Nazarovite, Ni 12 P 5 , a new terrestrial and meteoritic mineral structurally related to nickelphosphide, Ni 3 P

Nickolayite, FeMoP, a new natural molybdenum phosphide

Keplerite, Ca 9 (Ca 0.5 ☐ 0.5 )Mg(PO 4 ) 7 , a new meteoritic and terrestrial phosphate isomorphous with merrillite, Ca 9 NaMg(PO 4 ) 7

Effect of magnesium on monohydrocalcite formation and unit-cell parameters

Discovery of terrestrial allabogdanite (Fe,Ni) 2 P, and the effect of Ni and Mo substitution on the barringerite-allabogdanite high-pressure transition

Cyclophosphates, a new class of native phosphorus compounds, and some insights into prebiotic phosphorylation on early Earth

Synthesis and crystal structure of Pb-dominant tourmaline

Negevite, the pyrite-type NiP 2 , a new terrestrial phosphide