Prospecting & Detecting
Placer Gold Deposits of New Mexico
February 2019 by Chris Ralph
While a large number of locations have yielded some placer gold, most of the state’s placer production has come from a few productive districts.
Critical Minerals: Titanium
The metal is expensive, not because it is rare but because of the expense to produce and work it. The minerals mined for titanium are all oxides, unlike many base metals that are mostly mined as sulfide minerals.
This is Why You Check Your Tailings
The nugget was cast aside with larger rocks during the screening process, but it was found later by an employee...
Gold Indicators—What to Look for in the Goldfields
Some of the items that I’m going to go over are outcroppings, ditches, exploratory trenches and contacts/surface materials. I am going to speak about each of the above items in as much detail as I can, and then towards the end of this article I will tie them together.
Hidden Value in Old Tailings
The 15 rare earth elements were discovered long after the gold rush began to wane, but demand for them only took off over the past 10 years...
Diary of a Diamond Prospector
I couldn’t wait to get started. With no field budget, an assay budget of $100/year, a 1975-Ford Bronco that was a road hazard, a gas card, a topo map and full support of the director, I headed to the State Line district near Tie Siding along US Highway 287 to begin mapping kimberlite.
Dredging Therapy
The big moment finally arrived. With Norm suited up, I pulled the motor to life and felt instantly better. There’s really something relaxing about the sound of a dredge running—they don’t sound like anything else.
Refractory Gold Processing
After your excitement peaks when you first receive the high gold assay from the vein you just exposed, you ponder how you will extract and sell your gold. You will need to develop a flow sheet for your process to optimize your recovery and minimize your costs and permit requirements.
Subscription Required:
The Bawl Mill
• Ask The Experts - Do I need something other than a fire assay for PGMs?
• Ask The Experts - This low-grade ore is not worth processing
• The Hunch
• Resurrecting An Old Hard Rock Mine—A Series of Small Victories
• The Basics of Exploration Leases and Contracts—Part I
• Gold Prospecting for Better or Worse: A Long Hike
• Mutiny on The Mason
• Who Jumped Whose Claim First?
• The Value of Evidence
• Over The Divide: Charles "Chuck" Cushman
• Melman on Gold & Silver
• Mining Stock Quotes and Mineral & Metal Prices
