I bet your mammina rubbed coal upon you, the day that you were born - Smoky black color.
You're just as toxic, ready to burn
But they aren't made of mattone or stone, they can't withstand - Personality reference (she's cold, cruel)
Tu bruciasti, bruciasti! The innocents!
You cursed vixen, you marked marauder! - White markings. Vixen for gender reference.
Or is that just a Venetian Colombina? Oh, you faker, you actress. – Actress reference could be towards her magic (hypnotizing, controlling someone else’s actions)