Értékelés:
Kiadva: 12.06.1996.
Nyelv : Angol
Szint: Középiskola
Irodalom:
Referenciák: Nincs használatban
  • Esszék 'Gold Mining Techniques', 1.
KivonatZsugorodni

The way to discover large amounts of gold, was to have the perfect mining technique. One of the earliest techniques was panning and cradling. This method consisted of a pick, a shovel and a washing dish and people either worked by themselves, or in a small group.
First of all, panning was a simple method but required a lot of skill. It worked by loading sediment onto the washing device which had a sieve(strain), and moving the pan to and fro until the heavier gold was separated from the dirt that was collected. …

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