With first-quarter gold production down 34% at South Deep gold mine, Gold Fields is focusing on setting up the well-endowed long-life Gauteng operation for longevity, quality ounces and sustainable production increases. The challenging quarter of the bulk mechanised mine near Westonaria, west of Johannesburg, which has been built to extract one of the world’s largest gold deposits, is focusing the resolve of the Johannesburg- and New York-listed Gold Fields to increase backfill tipping points, increase long-hole stope drilling and improve ventilation, road conditions and service utilities underground.