terrazza

Terrazzo comes from Italian terrazza (terrace), from Latin terra (earth). The technique originated in Venice around the 1500s, when mosaic workers took leftover marble chips — too small and irregular for commissioned work — and embedded them in a clay binder to create floors for their own homes and terraces. The result was surprisingly beautiful: a speckled, polished surface that looked like a less expensive cousin of marble. The waste product became a material in its own right.

Venetian terrazzieri (terrazzo workers) refined the technique over centuries. They developed a process of grinding and polishing the surface after the binder set, revealing the cross-sections of embedded marble chips in a smooth, seamless plane. By the 1700s, terrazzo was no longer a poor substitute for marble — it was a deliberate design choice. The Venetian technique spread across Italy and into Austria, Germany, and eventually the Americas.

Terrazzo boomed in the United States in the early 1900s, when Italian immigrants brought the craft with them. The invention of electric grinding machines and Portland cement (replacing the original clay binder) made terrazzo faster and cheaper to install. By the 1920s, terrazzo floors appeared in government buildings, hospitals, airports, and schools across America. The floor of the Hollywood Walk of Fame — where celebrities' names are set into brass stars — is terrazzo.

The material fell out of fashion in the 1970s and 1980s, replaced by cheaper vinyl and carpet. It returned in the 2010s as a design trend, appearing on phone cases, countertops, wallpaper, and sneakers. The speckled pattern — originally an accident of economy — became an aesthetic choice separated from the material entirely. You can now buy terrazzo-patterned wallpaper that contains no marble, no cement, and no Italian craftsmanship whatsoever.