Question

what is pietra -dura

Answer 1

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Hey there !

La pietra del paragone (The Touchstone) is an opera, or melodramma giocoso, in two acts by Gioachino Rossini, to an original Italian libretto by Luigi Romanelli.

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Answer 2

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Answer:- Pietra Dura is an art technique using semi-precious stones, typically for table tops and other furniture.
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