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Goldmining at Andacollo, Chile   [Title Translation]

Traditionelle Goldgewinnung in Andacollo, Chile   [Other Title]
Rok: 1987
Žánr: Documentary Film
Exteriéry: n/a

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


Klíčová slova: 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
Jazyková verze: deu
Zvuk: Sound film
Aspect: n/a
Minutáž: 29 1/2 min

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Druh nosiče: n/a
Druh materiálu: n/a
Copyright Information IWF Institut Wissen und Medien gGmbH


Version 2
Jazyková verze: deu
Zvuk: Sound film
Aspect: n/a
Minutáž: 29 1/2 min

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Délka: n/a Request Copy Button
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Druh nosiče: n/a
Druh materiálu: n/a
Copyright Information IWF Institut Wissen und Medien gGmbH


Version 3
Jazyková verze: deu
Zvuk: Sound film
Aspect: n/a
Minutáž: 29 1/2 min

» 
Délka: 322 m Request Copy Button
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Druh nosiče: n/a
Druh materiálu: n/a
Copyright Information IWF Institut Wissen und Medien gGmbH