Currency of Colombia accepted by all tax offices. Notes were to be issued for 5, 10, 20, 25, 50, 75, 80, and 100 pesos, but this decree was revoked on 4 November 1846 by President Mosquera, and no notes were issued. Silver .666 fine, dated 1839–1846 The 1840s found the currency still in a chaotic state. Monetary legislation perpetuated the problem by equating nominal value with intrinsic value and treating a peso .666 fine the same as a peso .903 fine. This guaranteed that Gresham's law would come into play, despite a law (1844) prohibiting the export of gold and silver coin. Customs
Gold standard to Congress the value of a decimal system. This system would also apply to monies in the United States. The question was what type of standard: gold, silver or both. The United States adopted a silver standard based on the Spanish milled dollar in 1785. From 1860 to 1871 various attempts to resurrect bi-metallic standards were made, including one based on the gold and silver franc; however, with the rapid influx of silver from new deposits, the expectation of scarce silver ended. The interaction between central banking and currency basis formed the primary source of monetary instability during this period.