Registered yearly production: Potosí district 1550-1720 (metric tons silver)

• Native technology, 1545-1575

• Boom, 1575-1615

• Decline: 3 periods/3 decades each 1635-1665; 1665-1700; 1700-1720

• Decay, 1720-

guayras

amalgamation with mercury

1575

1615

1635

1665

1700

0

10

20

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