Free coinage
自由鋳造 / free coinage — Institutions
A system where the mint strikes brought-in bullion into coin.
Morgan dollar1879
A system of striking any brought-in bullion into coin for anyone, according to a set standard. It was the backbone of the silver standard, but was ended in various countries as the price of silver fell (India in 1893).
⚠ The sound of the door to free coinage closing is the sound of a country leaving the age of silver.