Molten gold cools in a plaster cast (or investment ... They control the variables to make jewelry that's as close to perfect as possible. "Every week, there's some mystery to the process ...

We were surprised to learn that jewelry printing is ... which is then used to make a plaster mold. The mold is fired to melt the wax, and molten gold is poured in to make the rough casting ...

When Madeline Ellis invited me to spend a morning with her casting Mimosa Handcrafted jewelry ... silver and gold — into the cavities in plaster, also called "investment." ...