Ask The Experts

November 2015 by Chris Ralph

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

November 2012
Where to process high grade gold ore containing sulfides?

Ask The Experts - What are these thin brittle sheets with reddish powder?

August 2018

Ask The Experts

May 2015
Is a miniature spectrometer in our future?

Ask The Experts - Can gold be found with sugary, crystalline quartz?

January 2019

Ask the Experts: Set up a small portable operation or send the ore to a custom mill?

March 2012
Q: Set up a small portable operation or send the ore to a custom mill?

Ask the Experts: Silent partners and mining—is it worth the risk?

January 2014

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