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A worker checks gold granulate at a plant of gold refiner and bar manufacturer Valcambi SA in the southern Swiss town of Balerna December 20, 2012. Picture taken December 20, 2012. To match story SWISS-GOLD/ REUTERS/Michael Buholzer (SWITZERLAND - Tags: BUSINESS) Published: Pro. 21, 2012, 10:30 dop.
A worker checks gold granulate at a plant of gold refiner and bar manufacturer Valcambi SA in the southern Swiss town of Balerna December 20, 2012. Picture taken December 20, 2012. To match story SWISS-GOLD/ REUTERS/Michael Buholzer (SWITZERLAND - Tags: BUSINESS) Published: Pro. 21, 2012, 10:30 dop. | Foto: Reuters