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Goldmining at Andacollo, Chile   [Title Translation]

Traditionelle Goldgewinnung in Andacollo, Chile   [Other Title]
Produksjonsår: 1987
Sjanger: Documentary Film
Innspillingssted: n/a

Credits
Production company: Michael Krosta (Recklinghausen)
First released by: IWF (Göttingen)
Distributor: IWF (Göttingen)
Author: Michael Krosta


nøkkelord: Amalgamation, Bergbau, Edelmetallgewinnung, Erzbergbau, Goldgewinnung, Goldgewinnung, amalgamation, gold production, gold production, mining, ore mining, production of precious metals
Ore mining with traditional, simple technology in small mines. Grinding the ore and amalgamation in "Marrayes" (ore mines from the time of the Incas) or in cases in which larger quantities of ore are mined in "Trapichen" (edge mills). Another mining and gold production method. Washing of placer gold deposits from the stream bed gravel and amalgamation with the aid of the "Cuna" (special shaking sieve). Separation of gold from mercury (amalgam) by distillation and purification with chemical solvents in the small gold buying business.

Version 1
Språk: deu
Lyd: Sound film
Visningsformat: n/a
Varighet: 29 1/2 min

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Version 2
Språk: deu
Lyd: Sound film
Visningsformat: n/a
Varighet: 29 1/2 min

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Version 3
Språk: deu
Lyd: Sound film
Visningsformat: n/a
Varighet: 29 1/2 min

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