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Use "lumachella" in a sentence
"Other identifications, such as greco scritto, fior di pesco, lumachella or madreporite rossa di sibilio, karacabey siyah mermer, and bigio antico, are less positive and have to be backed up by archaeometrical analysis."
"The columns were of malachite and porphyry, and the panels of _rosso antico_ with scrolls of _lumachella_."