Ask The Experts—Separating platinum from sands using bubbles
October 2011 by Chris RalphI 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?
• Any suggestions about gold panning in Oregon?
Treating ore with a plasma torch or shock waves?
Q: Can you suggest some family and dog friendly vacation spots in California where I can also do some sniping?
The Bawl Mill • Legislative And Regulatory Update • Ask The Experts—Extraction of micro gold from black sands • Ask The Experts—Difference between a Geiger counter and scintillator • Then and Now: Is Gold Really Money? • Gold, Quartz & Chalcedony—Part I • Prospecting Australia—Part I • Oregon Dredge Permit Litigation Update • Gold From Black Sand Tailings • The Fine Art of Panning Heavy Sands • California State Gold Panning Championships • The Golden Days of Julian, California • An Expensive Lesson • Judge Denies Request To Delay Michigan Mine • Melman on Gold & Silver