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Gold mine operations, South Africa - 1970

Major collection: Science & Technology
Named collection: Harold E. Edgerton Collection
Object type: color slide
Maker: Edgerton, Harold Eugene
Place made: United States
Date made: 1970-09-
Materials: 35mm film; cardboard
Site location: South Africa
Measurements: 2" x 2"

Gold ore is melted into liquid form with an electric furnace: heavier gold settles to the bottom of the molds while the lighter flux overflows below; operations at a gold mining operation in South Africa visited in Aug. 1970. (CC)


HEE-SC-08701

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Edgerton, Harold Eugene
1970-09-
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thumbnail Edgerton, Harold Eugene
American
1903-1990; electrical engineer; professor
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