This sample is not dissimilar to 'Rose d'Orient type 4 from Catacolon quarries, Isle of Maramara' in the Watson collection at Cambridge, but veins are paler pink; which is also a marble breccia.
References:
Compare: Cambridge University Watson Collection no.450
Further information:
Corsi's classification:
Class 1. Marbles; Section 5. Breccias; ii. Italian Breccias