developments in the processing of refractory & complex gold ores
developments in the processing of refractory & complex gold ores
developments in the processing of refractory & complex gold ores
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INTRODUCTION<br />
The <strong>in</strong>creas<strong>in</strong>g trend towards lower grade and more <strong>complex</strong> <strong>ores</strong><br />
and <strong>the</strong> need for lower cost processes especially for small deposits<br />
have resulted <strong>in</strong> <strong>the</strong> <strong>in</strong>troduction <strong>of</strong> a variety <strong>of</strong> new processes<br />
which are at various stages <strong>of</strong> development.<br />
Additional <strong>in</strong>centives <strong>in</strong>clude <strong>in</strong>creas<strong>in</strong>g environmental pressure<br />
aga<strong>in</strong>st <strong>the</strong> use <strong>of</strong> cyanide, concern over <strong>the</strong> release <strong>of</strong> toxic<br />
elements and <strong>the</strong> need to conserve water resources.<br />
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