Ask The Experts
Ask The Experts - What is this sample worth?
April 2019 by Chris Ralph
Ask The Experts
Q: Is this gold or some other metal?
Ask The Experts: Is there a safe DIY alternative to cyanide or mercury for extraction?
Q: With safety as a given, what can the average miner, or Joe-blow greenhorn do to identify and extract some metals or minerals with off-the-shelf products or natural ingredients?
Ask the Experts: Big rocks or small cobbles?
Ask The Experts—Separating platinum from sands using bubbles
I am trying to find any information about using bubbles to separate platinum from sands and small particles. I think it has to have a surfactant in the process. Do you know of this bubble tech?
Ask The Experts
• Should I focus efforts on this particular rock type?
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