Ask the Experts—Best way to identify calaverite and sylvanite
December 2011 by Chris Ralph
Q: Aside from the softness scratch test and other methods of identification, what feedback would you have on identifying gold in hard rock that may be mixed with other metals that affect its color?
Q: What happened to the BLM web site geocommunicator.gov? We cannot get mining claim info any more. Can you write about this? Or if you did what volume and number? Thanks for keeping the ICMJ alive and well.
Ore testing and other advice for starting up a mining operation.
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?
How does one determine who owns a mining claim?
The Bawl Mill • Our Readers Say • Ask the Experts—Looking up mining claims on the Internet • Ask the Experts—Access to mining claim across private land • Legislative and Regulatory Update • WSGS Releases New Geologic Maps • Prospecting on the North Yuba • Yesterday's Gold—Today's Mine • Where to Find Gold in Indiana • Prospecting Australia—Part III Anatomy of a Nugget Patch in Western Australia • Nevada Miners: Check Your Claim Markers • Managers at Fault for Two Deaths at Meikle Mine • Cold Water Gold • River Dredging vs. Creek Dredging—Part I • Melman on Gold & Silver • Mining Stock Quotes and Mineral & Metal Prices