Workers stand, bottom right, as iron ore is transported and dropped into stockpiles in the Ferroport yard at the Acu Port in Sao Joao da Barra, Brazil, on Thursday, Dec. 4, 2014. Ferroport is a joint venture between Anglo American Plc and Prumo Logistica SA. The port, which has received 6.2 billion reais in investments since 2007, started operations in October when Anglo American Plc loaded a first iron-ore shipment from the Minas-Rio project. Photographer: Dado Galdieri/Bloomberg
Workers stand, bottom right, as iron ore is transported and dropped into stockpiles in the Ferroport yard at the Acu Port in Sao Joao da Barra, Brazil, on Thursday, Dec. 4, 2014. Ferroport is a joint venture between Anglo American Plc and Prumo Logistica SA. The port, which has received 6.2 billion reais in investments since 2007, started operations in October when Anglo American Plc loaded a first iron-ore shipment from the Minas-Rio project. Photographer: Dado Galdieri/Bloomberg

El mineral de hierro se desplomó el martes desde un máximo de cinco meses y los metales básicos cayeron, después de que la esperada reunión informativa del principal planificador económico de China terminara sin nuevas promesas de aumentar el gasto público.