Copper: Mining and Smelting

Duration: 11

Year Published: 1949

Creator: Encyclopaedia Britannica Educ Corp

Format: 16mm

Sound: sound

Description: ACCOUNT OF AN OPEN-PIT COPPER MINE IN OPERATION. ILLUSTRATES THE MAIN STEPS IN EXTRACTING PURE COPPER FROM ORE. PICTURES THE PROCESSES OF BLASTING, LOADING and DISPOSING OF WASTE ROCK, LOADING ORE IN RAILROAD CARS, CRUSHING and WASHING., 0575 PA8238 Copper Mining and Smelting

Complete Record: 0575 PA8238 Copper Mining and Smelting, ACCOUNT OF AN OPEN-PIT COPPER MINE IN OPERATION. ILLUSTRATES THE MAIN STEPS IN EXTRACTING PURE COPPER FROM ORE. PICTURES THE PROCESSES OF BLASTING, LOADING and DISPOSING OF WASTE ROCK, LOADING ORE IN RAILROAD CARS, CRUSHING and WASHING., 0575 PA8238 Copper Mining and Smelting, ACCOUNT OF AN OPEN-PIT COPPER MINE IN OPERATION. ILLUSTRATES THE MAIN STEPS IN EXTRACTING PURE COPPER FROM ORE. PICTURES THE PROCESSES OF BLASTING, LOADING and DISPOSING OF WASTE ROCK, LOADING ORE IN RAILROAD CARS, CRUSHING and WASHING.NOTE: Two (or more) records have been merged together to create this data.

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