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Tosca - Cast and vocal parts

What vocal range is required for the role of Floria Tosca?

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Art Nouveau poster by Adolfo Hohenstein for Puccini's opera Tosca, showing a woman in a gold dress standing over a fallen figure, with dramatic red and black background and bold title text. — Tosca Poster by Adolfo Hohenstein for Giacomo Puccini's opera Tosca, 1906.

The role of Floria Tosca in Giacomo Puccini’s opera Tosca is written for a soprano.1