ANTOFAGASTA corporate grouping *

Antofagasta plc is a Chilean business that operates in various sectors of the economy. It is one of the most important conglomerates of Chile with equity participation in Antofagasta Minerals, the railroad from Antofagasta to Bolivia, Twin Metals in Minnesota and other exploration joint ventures in different parts from the world.
Antofagasta is listed on the London Stock Exchange and is a constituent of the FTSE 100 Index. It had a market capitalisation of approximately £12.1 billion as of 23 December 2011, making it the 33rd-largest company on the London Stock Exchange.

(Source: Wikipedia)