Smalti is a specialized glass used in many mosaics, made from a mixture of sand, soda, stabilizing compounds and mineral oxides, which add color. Here is a multi-hued pile of crucibles, or pots, where the ingredients are melted together to produce “pizzas”, or slabs. Photo 2 of 16 in The Foundry at Domus Orsoni by Jordan Kushins

The Foundry at Domus Orsoni

2 of 16

Smalti is a specialized glass used in many mosaics, made from a mixture of sand, soda, stabilizing compounds and mineral oxides, which add color. Here is a multi-hued pile of crucibles, or pots, where the ingredients are melted together to produce “pizzas”, or slabs.