Ask The Experts
Ask The Experts - What is this sample worth?
April 2019 by Chris Ralph
Ask the Experts
Relationship between limestone and gold
Ask the Experts - processing plants that can extract rare earth metals
Q: Do you know of any processing plants that can extract rare earth metals?
Ask The Experts—Iridium
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?
Ask The Experts—Extraction of micro gold from black sands
I know big mining companies use cyanide and other leach systems to recover gold from ore. Is this the only economically feasible way to recover the values?
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