[4] In 1996, Antofagasta Holdings transferred its banking activities and its industrial interests to Quiñenco S.A., another diversified Chilean company also controlled by the Luksic family.

[5] This transfer allowed Antofagasta Holdings to concentrate on the development of the Pelambres and the Tesoro mines and establish itself as a low cost copper producer.

[6] In 2009, Antofagasta PLC signed an agreement with the Australian company Carbon Energy to develop an underground coal gasification project in Mulpún, in Southern Chile.

The mining project commenced a long permitting process, involving significant environmental issues, being located near wilderness area with many lakes and rivers.

[9] In February 2016, Antofagasta signed an agreement with junior explorer Evrim Resources to earn an interest in the Ball Creek property located in British Columbia.