Exploitation of which of the following gold deposits did NOT pollute the environment with cyanide?
A) Zortman-Landusky Mine, Montana
B) Omai Mine, Guyana
C) Amazon Basin, Brazil
D) Summitville, Colorado
E) Baia Mare, Romania

Question

Quizplus · Accepted Answer

The exploitation of gold deposits in the Amazon Basin, Brazil, primarily involves the use of mercury for amalgamation in artisanal and small-scale gold mining, rather than cyanide leaching, which is common in large-scale industrial mining operations. Cyanide is used in processes like heap leaching and vat leaching in other locations, leading to environmental pollution incidents.

Exploitation of Which of the Following Gold Deposits Did NOT