alloy
合金 — Making
Several metals mixed together.
Billon denier tournois (debased issue)1295–1303
Most coins are alloys. Pure gold and silver are too soft to withstand daily use.
合金 — Making
Several metals mixed together.
Billon denier tournois (debased issue)1295–1303
Most coins are alloys. Pure gold and silver are too soft to withstand daily use.