A RECENTLY DISCOVERED TRACHYTE-HOSTED RARE EARTH ELEMENT-NIOBIUM-ZIRCONIUM OCCURRENCE IN NORTHERN MAINE, USA

Liraite, ideally NaCa 2 Mn 2 [Fe 3+ Fe 2+ ]Mn 2 (PO 4 ) 6 (H 2 O) 2 , a new phosphate mineral of the wicksite group from the Ceferino Namuncurá pegmatite, Córdoba, Argentina

Fluor-elbaite, lepidolite and Ta–Nb oxides from a pegmatite of the 3000 Ma Sinceni Pluton, Swaziland: evidence for lithium–cesium–tantalum (LCT) pegmatites in the Mesoarchean

Multi-technique geochemical characterization of the Alca obsidian source, Peruvian Andes

THE PETROGENESIS OF THE GARNET MENZERITE-(Y) IN GRANULITE FACIES ROCKS OF THE PARRY SOUND DOMAIN, GRENVILLE PROVINCE, ONTARIO

Werdingite from a pegmatite at Almgjotheii, Rogaland, Norway: The role of iron in a borosilicate with a mullite-type structure

Compositional evolution of tourmaline-supergroup minerals from granitic pegmatites in the Larsemann Hills, East Antarctica

MENZERITE-(Y), A NEW SPECIES, {(Y,REE)(Ca,Fe 2+ ) 2 }[(Mg,Fe 2+ )(Fe 3+ ,Al)](Si 3 )O 12 , FROM A FELSIC GRANULITE, PARRY SOUND, ONTARIO, AND A NEW GARNET END-MEMBER, {Y 2 Ca}[Mg 2 ](Si 3 )O 12

Chopinite-sarcopside solid solution, [(Mg,Fe) 3 □](PO 4 ) 2 , in GRA95209, a transitional acapulcoite: Implications for phosphate genesis in meteorites

Boromullite, Al 9 BSi 2 O 19 , a new mineral from granulite-facies metapelites, Mount Stafford, central Australia: a natural analogue of a synthetic “boron-mullite”

Metamorphosed Ordovician Fe- and Mn-rich rocks in south-central Maine: From peri-Gondwanan deposition through Acadian metamorphism

Boralsilite, Al 16 B 6 Si 2 O 37 , and “boron-mullite:” Compositional variations and associated phases in experiment and nature

TASSIEITE, (Na,□)Ca 2 (Mg,Fe 2+ ,Fe 3+ ) 2 (Fe 3+ ,Mg) 2 (Fe 2+ ,Mg) 2 (PO 4 ) 6 ·2H 2 O, A NEW HYDROTHERMAL WICKSITE-GROUP MINERAL IN FLUORAPATITE NODULES FROM GRANULITE-FACIES PARAGNEISS IN THE LARSEMANN HILLS, PRYDZ BAY, EAST ANTARCTICA

Chopinite, [(Mg, Fe) 3 □](PO 4 ) 2 , a new mineral isostructural with sarcopside, from a fluorapatite segregation in granulite-facies paragneiss, Larsemann Hills, Prydz Bay, East Antarctica

Stornesite-(Y), (Y, Ca)□ 2 Na 6 (Ca,Na) 8 (Mg,Fe) 43 (PO 4 ) 36 , the first terrestrial Mg-dominant member of the fillowite group, from granulite-facies paragneiss in the Larsemann Hills, Prydz Bay, East Antarctica

Makarochkinite, Ca 2 Fe 4 2+ Fe 3+ TiSi 4 BeAlO 20 , a new beryllosilicate member of the aenigmatite-sapphirine-surinamite group from the Il’men Mountains (southern Urals), Russia

The role of Fe and cation order in the crystal chemistry of surinamite, (Mg,Fe 2+ ) 3 (Al,Fe 3+ ) 3 O[AlBeSi 3 O 15 ]: A crystal structure, Mössbauer spectroscopic, and optical spectroscopic study

TETRAHEDRALLY COORDINATED BORON IN A TOURMALINE: BORON-RICH OLENITE FROM STOFFHÜTTE, KORALPE, AUSTRIA

Boralsilite (Al 16 B 6 Si 2 O 37 ); a new mineral related to sillimanite from pegmatites in granulite-facies rocks

Werdingite, a borosilicate new to granitic pegmatites