Ask the Experts

May 2014 by Chris Ralph

Ask The Experts

March 2015
Q: Does gold get stuck in the crucible?

Which Specific Gravity Test Works Best?

August 2011
Have you ever wondered how accurate specific gravity tests are in determining the amount of gold in a specimen?

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: Will this detector work for me?

March 2017

Q: I live near the Gold Basin area of Arizona. What detector will go deep and be easier to use for small gold? I need some help.

Ask the Experts

August 2014
What are the tell signs of garnet deposits?

Ask The Experts -- Is it worth going after these rare earth minerals?

March 2020

Ask the Experts

August 2013
Q: What's the difference between a header box and a crash box?

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