Placer Mining History
  • Placer Mining is the mining for alluvial deposits for minerals.
  • Placer Mining can be done by open pit or by tunneling into ancient riverbeds.
  • The Name Placer derives from the Spanish word placera.
  • Refers to the mining of rare metals (mostly gold and other gems) that are in the rivers alluvial deposits.
  • Alluvial deposits are deposits of sand and gravel in modern or ancient rivers.
  • Placer Mining is the obtaining from placers by washing or dredging.

Alaskan Gold From Placer mining.

Gold Nugget.

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