Global silver trade from the 16th to 18th centuries American mining for the early part of the 16th Century. Mining in the Americas became formally industrialized when the process of mercury amalgamation became popularized. Mercury amalgamation was invented by a Spaniard in central Mexico in the 1550s. Historians dispute what individual was the first to invent the process, however most agree that it was a Spaniard. Mercury was the one of the highest costs of production for the Americas, since much of it had to be shipped. The ratio of Mercury to silver produced was about two to one. Furthermore, German miners introduced the stamp mill and lead smelting
People Nation Nation alliance. Certain terms are used by the People Nation alliance, such as "all is well" when greeting each other. The five-pointed star is not the only symbol used by the People Nation. Others include a 3D pyramid, a five-pointed crown, a die with its front-side showing five dots, a crescent moon with its concave side facing to the right and sometimes with a small five-pointed star to the right of that moon symbol. People Nation People Nation is an alliance of street gangs generally associated with the Chicago area. They are rivals to the Folk Nation alliance of gangs.