Global silver trade from the 16th to 18th centuries 1500 to 1800, Mexico and Peru produced about 80% of the world's silver with 30% of it eventually ending up in China (largely because of British merchants who used it to purchase exotic Chinese commodities). In the late 16th and early 17th century, Japan was also exporting heavily into China and the foreign trade at large. As has been demonstrated, China dominated silver imports. The market value of silver in the Ming territory was double its value elsewhere, which provided great arbitrage profit for the Europeans and Japanese. The abundance of silver in China made it easy for the country
Aztec calendar stone in the next era. The duration of the ages is expressed in years, although they must be observed through the prism of Aztec time. In fact the common thing to figures 676, 364 and 312 is that they are multiples of 52, and 52 years is the duration of 1 Aztec century, and that is why they can express a certain amount of Aztec centuries. Thus, 676 years are 13 Aztec centuries; 364 years are 7, and 312 years are 6 Aztec centuries. Placed among these four squares are three additional dates, 1 Flint ("Tecpatl"), 1 Rain ("Atl"), and 7