Electrum is a catchall term for any composite metallic material that is made up of 2 or more different sources.
History & Usage
Electrum is usually used for coinage, making less material expensive to look more akin to gold. It is mostly made from copper, brass or other cheap metal, with small amounts of more expansive metals like silver or gold added during the melting process to give the finished profuct a more shiny and expansive look.
Current Date: 2nd of Latsum, 1572