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Gold Perspective: From Exploration to Closure

James Siddorn

Gold mining presents a unique set of technical and environmental challenges, requiring an interdisciplinary approach from exploration through to mine closure and defining the critical practices that shape modern gold mining. This SRK News issue highlights these challenges.

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The Myth of Gold Cyanide Heap Leach “Rinsing”

Jeff Parshley

Research shows that “rinsing” gold heap leach pads isn’t needed for cyanide reduction. Modern closure practices focus on residual gold recovery and controlled inventory reduction.

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Not All Gold Shines

Rob Bowell

Gold often occurs in complex mineral forms, requiring specialized extraction techniques. Early geometallurgical analysis helps optimize processing and reduce costs in challenging gold deposits.

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Geotechnical Experience at the Maricunga Gold Belt Deposits, Chile

Esteban Hormazábal, Edgar Montiel

SRK provides geotechnical expertise for mining in Chile’s Maricunga Belt, optimizing pit stability, waste management, and operational safety in challenging high-altitude conditions.

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Changes in Catchment Conditions Means Infrastructure Designed in the 60s Now Fail to Deliver

Peter Shepherd, Andrew Wood

Urbanization and infrastructure aging have overwhelmed the Wonderfonteinspruit pipeline in South Africa, designed in the 1960s to control water flow in mining areas. Increased runoff now exceeds capacity, causing sinkholes and mine flooding, requiring urgent upgrades.

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Managing Dilution and Costs in Underground Gold Mines with Narrow Veins: Challenges and Solutions

Hugo Filho

Controlling dilution in narrow-vein gold mining is critical for profitability. Proper mining methods, equipment selection, and geological control help minimize waste and optimize ore recovery.

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The Khotgor Gold Project

Ben Jupp, Petr Osvald

The Khotgor Gold Project in Mongolia showcases how mineral system analysis enhances exploration targeting. SRK's review integrated geological, geophysical, and geochemical data to refine mineral potential, identifying new targets and improving exploration efficiency.

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