Mineralogy of the baotite-bearing Gundrapalli lamproite, Nalgonda district, Telangana, India

Potassic-magnesio-arfvedsonite, KNa 2 (MgFe 2+ Fe 3+ ) 5 Si 8 O 22 (OH) 2 : mineral description and crystal chemistry

Mineralogy of the Vattikod lamproite dykes, Ramadugu lamproite field, Nalgonda District, Telangana: A possible expression of ancient subduction-related alkaline magmatism along Eastern Ghats Mobile Belt, India

Chemical lattice expansion of natural zircon during the magmatic-hydrothermal evolution of A-type granite

Dyrnaesite-(La) a new hyperagpaitic mineral from the Ilímaussaq alkaline complex, South Greenland

Chemical Trends in the Meech Lake, QuÉbec, Carbonatites and Fenites

First occurrence of moskvinite-(Y) in the Ilímaussaq alkaline complex, South Greenland – implications for rare-earth element mobility

REPLACEMENT PROCESSES INVOLVING HIGH FIELD STRENGTH ELEMENTS IN THE T ZONE, THOR LAKE RARE-METAL DEPOSIT

Barrydawsonite-(Y), Na 1.5 CaY 0.5 Si 3 O 9 H: a new pyroxenoid of the pectolite–serandite group

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

Solid solution between potassic alkali amphiboles from the silica-rich Kvaløya lamproite, West Troms Basement Complex, northern Norway

Veblenite, K 2 □ 2 Na( Fe 5 2 + Fe 4 3 + Mn 7 2 + □)Nb 3 Ti(Si 2 O 7 ) 2 (Si 8 O 22 ) 2 O 6 (OH) 10 (H 2 O) 3, a new mineral from Seal Lake, Newfoundland and Labrador: mineral description, crystal structure, and a new veblenite Si 8 O 22 ribbon

PARTING SHOTS

DISTRIBUTION AND EVOLUTION OF ZIRCONIUM MINERALIZATION IN PERALKALINE GRANITES AND ASSOCIATED PEGMATITES OF THE KHAN BOGD COMPLEX, SOUTHERN MONGOLIA

Crystal structure and crystal chemistry of fluoro-potassic-magnesio-arfvedsonite from Monte Metocha, Xixano region, Mozambique, and discussion of the holotype from Quebec, Canada

Polezhaevaite-(Ce), NaSrCeF 6 , a new mineral from the Khibiny massif (Kola Peninsula, Russia)

PARAERSHOVITE, Na 3 K 3 Fe 3+ 2 (Si 4 O 10 OH) 2 (OH) 2 (H 2 O) 4 , A NEW MINERAL SPECIES FROM THE KHIBINA ALKALINE MASSIF, KOLA PENINSULA, RUSSIA: DESCRIPTION AND CRYSTAL STRUCTURE

Solid solution between potassic-obertiite and potassic-fluoro-magnesio-arfvedsonite in a silica-rich lamproite from northeastern Mozambique

THE CRYSTAL CHEMISTRY OF ALKALI AMPHIBOLES FROM THE KAJLIDONGRI MANGANESE MINE, INDIA

KRIVOVICHEVITE, Pb 3 [Al(OH) 6 ](SO 4 )(OH), A NEW MINERAL SPECIES FROM THE LOVOZERO ALKALINE MASSIF, KOLA PENINSULA, RUSSIA