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9 jul 1872 año - General Mining Act of 1872

Descripción:

The General Mining Act of 1872 is a United States federal law that authorizes and governs prospecting and mining for economic minerals, such as gold, platinum, and silver, on federal public lands. ... Locatable minerals include but are not limited to platinum, gold, silver, copper, lead, zinc, uranium and tungsten.

Añadido al timeline:

16 may 2021
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fecha:

9 jul 1872 año
Ahora mismo
~ 153 years ago