Thermessaite-(NH 4 ), (NH 4 ) 2 AlF 3 (SO 4 ), a new fumarole mineral from La Fossa crater at Vulcano, Aeolian Islands, Italy

The crystal structure of balićžunićite, Bi 2 O(SO 4 ) 2 , a new natural bismuth oxide sulfate

Leguernite, Bi 12.67 O 14 (SO 4 ) 5 , a new Bi oxysulfate from the fumarole deposit of La Fossa crater, Vulcano, Aeolian Islands, Italy

Adranosite-(Fe), (NH 4 ) 4 NaFe 2 (SO 4 ) 4 Cl(OH) 2 , a new ammonium sulfate chloride from La Fossa Crater, Vulcano, Aeolian Islands, Italy

Lucabindiite, (K,NH 4 )As 4 O 6 (Cl,Br), a new fumarole mineral from the “La Fossa” crater at Vulcano, Aeolian Islands, Italy

THE PLUMOSE BOULANGERITE FROM BOTTINO, APUAN ALPS, ITALY: CRYSTAL STRUCTURE, OD CHARACTER AND TWINNING

Transmission electron microscopy investigation of Ag-free lillianite and heyrovskýite from Vulcano, Aeolian Islands, Italy

Tazieffite, Pb 20 Cd 2 (As,Bi) 22 S 50 Cl 10 , a new chloro-sulfosalt from Mutnovsky volcano, Kamchatka Peninsula, Russian Federation

YUKONITE FROM THE GROTTA DELLA MONACA CAVE, SANT’AGATA DI ESARO, ITALY: CHARACTERIZATION AND COMPARISON WITH COTYPE MATERIAL FROM THE DAULTON MINE, YUKON, CANADA

The crystal structure of vurroite, Pb 20 Sn 2 (Bi, As) 22 S 54 Cl 6 : OD-character, polytypism, twinning, and modular description

First occurrence of close-to-ideal kirkiite at Vulcano (Aeolian Islands, Italy) : chemical data and single-crystal X-ray study

RARE SULFOSALTS FROM VULCANO, AEOLIAN ISLANDS, ITALY. VII. Cl-BEARING GALENOBISMUTITE

COMPARATIVE CRYSTAL-STRUCTURE STUDY OF Ag-FREE LILLIANITE AND GALENOBISMUTITE FROM VULCANO, AEOLIAN ISLANDS, ITALY

First occurrence of iodine in natural sulfosalts: The case of mutnovskite, Pb 2 AsS 3 (I,Cl,Br), a new mineral from the Mutnovsky volcano, Kamchatka Peninsula, Russian Federation

RARE SULFOSALTS FROM VULCANO, AEOLIAN ISLANDS, ITALY. VI. VURROITE, Pb 20 Sn 2 (Bi,As) 22 S 54 Cl 6 , A NEW MINERAL SPECIES