Three Latin American states are the envy of most other country in terms of the potential value of the major minerals that lie beneath their soil – particularly copper, iron ore and gold. Among developing nations, arguably only DR Congo, Indonesia and Mongolia can compete with Brazil, Chile and Peru in reaping financial benefits for citizens from the exploitation of their mineral treasure troves. However, there doesn’t seem to be a consensus among South American governments as to how to meet this challenge. (Nor, for that matter, is there one among African nations).
Numerous London-listed mining companies will be affected by changes in mining taxation in Latin America.
See http://www.minesandcommunities.org/article.php?a=11134&l=1.