Born in Cagliari and a descendant of a noble family, she studied singing privately and later at the Mozarteum University of Salzburg. Initially specializing in Baroque music and Rossini's works (Tancredi, Semiramide, L'Italiana in Algeri, La gazza ladra), she developed a wide-ranging repertoire that includes works by Monteverdi, Handel, Jommelli, Mozart, Gluck (Orfeo ed Euridice), Salieri, Donizetti, Verdi (Falstaff), Puccini, Stravinsky and the 20th-century composer Luigi Nono. She has appeared in the world premières of several of Nono's works, including Quando stanno morendo (1982), Guai ai gelidi mostri (1983), and Prometeo, Tragedia dell'ascolto (1984).
During the later years of her stage career, she also taught singing in master classes and courses at the Maggio Musicale Fiorentino, Lyric Opera of Chicago, Associazione Musicale Scaligera and the Accademia Musicale Chigiana, amongst others. She retired from the stage in 2007, after which she has devoted herself to her teaching career. Nowadays, she is professor of Singing at Conservatorio di Cagliari
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Lo frate 'nnamorato, role Nina, with Elisabeth Norberg-Schulz, Ezio di Cesare, Luciana D’Intino, Nuccia Focile, Alessandro Corbelli, Orchestra e Coro del Teatro alla Scala, dir. Riccardo Muti, Ricordi-EMI, Milan 1989
Lo frate 'nnamorato (DVD), role Nina, with Elisabeth Norberg-Schulz, Ezio di Cesare, Luciana D’Intino, Nuccia Focile, Alessandro Corbelli, Orchestra del Teatro alla Scala, dir. Riccardo Muti, stage director Roberto De Simone, scenes Mauro Carosi, costumes Odette Nicoletti, elleu multimedia, Milan 1998
La gazza ladra, role Pippo, with Katia Ricciarelli, William Matteuzzi, Samuel Ramey, Luciana D’Intino, Orchestra del Teatro Comunale di Bologna, dir. Gianluigi Gelmetti, Sony, Pesaro 1989
La morte di San Giuseppe, role Maria Santissima, with Michele Ferruggia, Maria Angeles Peters, Patrizia Pace, Orchestra Scarlatti della RAI di Napoli, dir. Marcello Panni, EMI, 1990
Tancredi (DVD), role Tancredi, with Raul Gimenez, Ildebrando D'Arcangelo, Maria Bayo, Radio Sinfonieorchester e Coro SDR, dir. Gianluigi Gelmetti, scenes and costumes Pier Luigi Pizzi, Arthaus, Schwtzingen 1992
Falstaff, role Mrs. Quickly, with Daniela Dessì, Juan Pons, Roberto Frontali, Ramón Vargas, Orchestra e Coro del Teatro alla Scala, dir. Riccardo Muti, Sony, Milan 1993
Gioachino Rossini Di tanti palpiti. Arie e canzoni inedite, aggiunte, alternative", Radio Sinfonieorchester Orchester Stuttgart, dir. Maurizio Benini, Ricordi-EMI, Pesaro 1993
Semiramide, role Arsace, with Edita Gruberova, Juan Diego Florez, Ildebrando D'Arcangelo, Radio Symphonieorchester Wien e Wiener Konzertchor, dir. Marcello Panni, Nightingale Classics, Wien 1998
Orfeo ed Euridice (DVD), role Orfeo, Orchestra e Coro del Teatro San Carlo di Napoli, dir. Gustav Kuhn, regia Alberto Fassini, scenes and costumes Pasquale Grossi, Brilliant Classics, Naples 1998
Falstaff (DVD), role Mrs. Quickly, with Desiré Rancatore, Barbara Frittoli, Peter Hoare, Gwynne Howel, Robin Leggate, Roberto Frontali, Tarver Kenneth, Bryn Terfel, R.O.H. Covent Garden Orchestra and Choir,dir. Bernard Haitink, regia Graham Vick, BBC Opus Arte London 2000
Falstaff (DVD), role Mrs. Quickly, with Inva Mula, Barbara Frittoli, Luigi Roni, Paolo Barbacini, Ernesto Gavazzi, Juan Diego Florez, Roberto Frontali, Anna Caterina Antonacci, Orchestra e Coro del Teatro alla Scala, dir. Riccardo Muti, regia Ruggero Cappuccio, EuroArts, Busseto 2001