Traditional metal working in Mexico more. Important metal working centers include Taxco for silver, Santa Clara del Cobre for copper, Celaya for tin and Zacatecas for wrought iron. Metal working in Mesoamerica, especially of silver, gold and copper was advanced by the time the Spanish arrived, mostly concentrated in the modern states of Michoacán, Oaxaca and Guerrero. The mining and working of metals probably came to Mesoamerican cultures from the south. Metal working was principally in gold, silver, tin and lead, with some copper work known in what is now Michoacán. Gold was generally obtained in powder or pellet form in rivers and streams from
Metal Supermarkets Metal Supermarkets Metal Supermarkets is a Canadian franchise that primarily focuses on selling small quantity metals, cut to the customer’s desired size. Metal Supermarkets is the largest franchise in the small quantity metals industry and the only one with international reach. Metal Supermarkets’ main headquarters are located in Mississauga, Ontario. The company’s franchise locations spread across Canada, the United States and the United Kingdom. Currently, Metal Supermarkets operates 86 locations worldwide. Metal Supermarkets was established in 1985 as a single location in Mississauga, Ontario. Its founder, William "Bill" Mair, wanted to address the demand for small quantities of metal that