What sulfur content is considered high sulfur?

There is no strict standard for sulfur content that represents…

The particle size for pit leaching?

Normally around 100 mesh, and if the permeability is good, slightly…

The fineness of cyanidation grinding?

Over 90% of the particles should pass through a 200-mesh sie…

How about the suitable temperature for heap leaching?

The temperature should be above freezing. Long leaching times…