Cerro Vanguardia Gold and Silver Mine, Argentina
Key Data:
Producer of
Gold and silver
Location
Patagonia, Argentina
Ownership
AngloGold Ashanti (92.5%), Fomicruz (7.5%)
Geology
Vein swarm in fractured Jurassic ignimbrite sequence
Mineral types
Native gold and silver
Reserves
6.5Mt at 6.91g/t gold (2005)
Production
228,100oz gold, plus silver (2005)
Mining
Multiple conventional open pits
Processing
Crushing, blending, grinding with silver recovery, CIL gold recovery, Merrill-Crowe precipitation and doré smelting
Employment
390 plus 400 contract workers
Key Equipment:
Mining
Caterpillar wheel loaders
Ore handling
Krupp Robins materials handling system
Temcor ore storage building
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