Ask The Experts - Do I need something other than a fire assay for PGMs?

February 2019 by Chris Ralph

Ask The Experts

April 2015
• Two questions: Is fool's gold magnetic? And how do you go about filing a miing claim?

Ask The Experts

March 2016
Estimating the gold content of ores with gold, quartz and other minerals?

Ask the Experts

September 2013
Dust and dry washing

Ask The Experts—Iridium

December 2010
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 - Do you think it’s realistic for a detectorist to recover a couple of ounces per week if working full time?

February 2020

Ask The Experts: What to do with scheelite

June 2017

Q: What can be done with scheelite? Why does the ICMJ never list tungsten in the metals prices?

Ask The Experts

August 2015
Problems finding gold with a detector

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