. The history of the world; a survey of a man's record . C T^eTtl:n%rr,^^ HISTORY OF THE WORLD 69 Saxony, as well as to the superior methods of mining and extraction emplo^-ed inEurope. But when the silver mines of Potosi in Peru were discovered (1545), thoseof Zacatecas and Guanajuato in Mexico (1548) ; when German miners were sentto America, and one of them, whose name is imknown, invented the method ofextracting silver from quartz by the use of mercury (see Vol. I, 416), — the produc-tion of America soon surpassed that of the Old World, and began to cause a fall inthe value of the precious
. The history of the world; a survey of a man's record . C T^eTtl:n%rr,^^ HISTORY OF THE WORLD 69 Saxony, as well as to the superior methods of mining and extraction emplo^-ed inEurope. But when the silver mines of Potosi in Peru were discovered (1545), thoseof Zacatecas and Guanajuato in Mexico (1548) ; when German miners were sentto America, and one of them, whose name is imknown, invented the method ofextracting silver from quartz by the use of mercury (see Vol. I, 416), — the produc-tion of America soon surpassed that of the Old World, and began to cause a fall inthe value of the precious metals. Although the exact quantity of silver and goldshipped from America to Europe is not known, one can at least form some idea ofthe increase from estimates of the total supply of the precious metals in Europe atdifferent periods. Thus, if the supply in 1493 is reckoned at about £125,000,000,and that in 1600 at £325,000,000, the increase during the sixteenth century musthave amounted approximately to £200,000,000. Since with a constant increas
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Keywords: ., bookcentury1900, bookdecade1900, booksubjectworldhi, bookyear1902
