At our General Mills facility in Irapuato, Mexico, we've been germinating tree seedlings at our Green Giant greenhouse and then planting them throughout south central Mexico for more than 15 years. The project started small with two employees, Mike McCully, who has since retired, and Carlos Llamas, our agronomist who oversees the greenhouses for Green Giant.
Ore is stockpiled (1) at the processing plant, and the process begins by feeding the ore into a hopper with a loader. The ore is conveyed, and lime is added (2) to raise the pH of the ore. Following crushing through a jaw crusher (3), the ore is fed into the semi autogenous grinding .