Bimetallic coins consist of two metals or alloys that are bonded together, generally arranged with an outer ring around a contrasting centre. Trimetallic coins refer to coins with three rings made of three different metals or alloys.
Bimetallic coins consist of two metals or alloys that are bonded together, generally arranged with an outer ring around a contrasting centre. Trimetallic coins refer to coins with three rings made of three different metals or alloys.