Copper Overglaze Lustre 2gm

Copper lustre is a metallic, often iridescent, reddish brown overglaze applied to glazed ceramics  to create a shiny metallic finish, 

3rd Firing

Fire between 750°C - 800°C (Cone 017 and 016)
Lustres used with onglaze must be fired separately, but same cone temperature.
Good ventilation is needed when firing lustres as the fumes can be noxious.