Made in the USA, TierraCast® offers unique, original lead free pewter designs which are elecro plated with precious metals. Available in a variety of great finished from brass oxide, to antique copper, youГÂre sure to discover something you love. Made in the USA, TierraCast® offers unique, original lead free pewter designs which are elecro plated with precious metals. Available in a variety of great finished from brass oxide, to antique copper, youГÂre sure to discover something you love.