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Updated:Apr 23, 2026
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Spanish colonial silver, American mines, and triangular commerce (1570–1780)

Spanish colonial silver, American mines, and triangular commerce (1570–1780)

  1. Casa de Contratación centralizes Indies trade

    Labels: Casa de, Seville

  2. Treaty of Zaragoza settles Iberian claims in Asia

    Labels: Treaty of, Moluccas

  3. Potosí founded after Cerro Rico discovery

    Labels: Potos, Cerro Rico

  4. Patio process enables low-grade silver extraction

    Labels: Patio process, Bartolom de

  5. Huancavelica mercury mining begins for amalgamation

    Labels: Huancavelica, mercury

  6. Manila galleon route begins trans-Pacific commerce

    Labels: Manila galleon, Acapulco

  7. Toledo reforms expand Potosí’s mercury-amalgamation system

    Labels: Toledo reforms, Francisco de

  8. Potosí mint begins striking coins

    Labels: Potos mint, pieces of

  9. Potosí production peaks, then begins long decline

    Labels: Potos production, silver peak

  10. Camino Real supports Mexico’s inland “silver route”

    Labels: Camino Real, New Spain

  11. Pan amalgamation developed to speed silver refining

    Labels: Pan amalgamation, Potos refining

  12. Reglamento of 1778 loosens Spain’s colonial trade monopoly

    Labels: Reglamento 1778, Spanish reform