Let us help you recover valuable metals. 888-437-1187

Magazine

How To

Ask The Experts: How do I identify gold in hard rock that may be mixed with other metals?

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?

Online access required. Please .

Add a Comment

Additional articles that might interest you...

Small-Scale Hard Rock Mining With Water Recycling


Once I have established the presence of gold in the sample, I collect five-gallon bucket quantities of the rock material for processing back at my shop.

Small-Scale Concentrating and Recovery Methods


The first step in my recovery process after milling the ore to the desired size is to table it. On this particular ore, I get good results milling it to minus 100 mesh.

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?

Prospecting for Diamonds in Kimberlite


Kimberlite is very difficult for geologists to find, let alone prospectors and rock hounds. This is because kimberlite is rarely exposed on the surface and few people know how to identify the rock.

Resurrecting An Old Hard Rock Mine—Safety Is No Accident


Now it was time for the nerve-wracking part of the job: actually removing anything from the hanging wall we deemed to be in need of removal because it was either loose, could be loose, looked loose, or we felt it was just downright dangerous

Which Nugget Detector Should I Get?


The most commonly asked question in metal detecting is, “Which metal detector should I get?” People worry a lot about not getting the right machine. They do not want to waste their money and their time with the wrong metal detector.

Proper Placer Sample Processing


...your sampling procedures should not be designed to catch gold your mining technique will never recover.

Subscription Required:
The Bawl Mill   • Our Readers Say   • Ask The Experts: Is there a safe DIY alternative to cyanide or mercury for extraction?   • Ask The Experts: Should I take my claim access problems to the Desert Advisory Council?   • Ask The Experts   • Ask The Experts   • Legislative and Regulatory Update   • Pickers and Nuggets   • Modern-Day Claim Jumping   • Oregon's Waldo and Galice Mining Districts Unite   • Attention to Detail - Part II   • The Seven Troughs Mining District   • CA Supreme Court Rules Against Rinehart - But There Is A Solution   • Summertime Gold Panning   • Melman on Gold & Silver   • Mining Stock Quotes and Mineral & Metal Prices

Free:
MMAC & PLP Update

Advertisements

Garrett Electronics - trusted by real miners & prospectors!
Precious Metals Recovery plants and equipment
Fighting to keep public lands open to the public
Specializing in the processing of precious metal ores!
Watch prospecting shows on your computer right now
Free Online Sample Issue