Perpetua Resources, the mining company planning to dig in the mountains outside McCall, promises to clean up the site — including the damage done by decades of previous mining.

The country is the world's leading producer of nickel, however, experts worry it could do some damage to Indonesia's marine ...

Minerals are typically formed when molten rock, or magma, cools, or by separating out of mineral-rich water, such as that in underground caverns. In general, mineral particles are small ...

The Science Education Center houses thousands of rock and mineral samples in what is known as "The Rock & Mineral Room." The entire collection can be viewed by clicking on each of the virtual drawers ...

Some minerals in rocks and organic matter (e.g., wood, bones, and shells) can contain radioactive isotopes. The abundances of parent and daughter isotopes in a sample can be measured and used to ...

Petrology is the study of rocks - igneous, metamorphic, and sedimentary - and the processes that form and transform them. Mineralogy is the study of the chemistry, crystal structure and physical ...