Ask the Experts - processing plants that can extract rare earth metals
April 2013 by Chris RalphQ: Do you know of any processing plants that can extract rare earth metals?
Relationship between limestone and gold
Options for affordable crushers for small mining operations
Q: I believe I have found a deposit that contains iridium. What can you tell me about iridium? Are there any tests I can do in the field to confirm it is iridium? How much is iridium worth? Where can I get it assayed? Can I refine it myself?
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