Caltanissetta

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Caltanissetta (käl´tänēs-sĕt´tä), city (1991 pop. 61,319), capital of Caltanissetta prov., central Sicily, Italy. It is an agricultural center and an important sulfur-producing center. Of note are the Church of Santa Maria degli Angeli (14th cent.) and a 16th-century cathedral.