Geology Fundamentals: Metamorphic Rocks
There are three types of rocks: igneous, metamorphic, and sedimentary. This article is the second in our series on the …
hydrothermal alteration
Unlocking the Gold Potential in Central Brazil: the Faina Greenstone Belt
The history of gold mining in Brazil dates back to the 1600s, when the country was discovered by Portuguese settlers. …
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