Professional Equipment for Serious Detectorists!

Magazine

All Articles

Samuel Franklin Hunt Nevada’s “Rio Tinto”

At the well-known Rio Tinto copper district, Huelva, in southwestern Spain, large quantities of copper were found beneath a gossan of hematite at an average depth of 100 feet. The deposits were first mined during Roman times.

Online access required. Please .

Add a Comment

Additional articles that might interest you...

The Bawl Mill


• Drug smuggling tunnels filled with environmental delays and red tape
• Did we make the list?
• A whopper of an error

Our Old Friend, Mr. Crashbox


…what adjustment can I make to my dredge that will enhance its gold-catching ability?

Ask The Experts


Is this a valid claim?

The Bawl Mill


• Feeding the addiction...
• Running on empty...
• Boxer may go down with the count

Melman on Gold & Silver


Somehow, we received the impression from these two gatherings and from other conversations that bureaucrats in general are simply not aware of how difficult it is to raise capital to finance mining operations and how important it is for newer companies to show true progress in order to receive further financing.

Melman on Gold & Silver


In all the years I have been writing this column (approaching 35) and in my writings elsewhere, I have to admit that I never foresaw the kind of immense changes that have been wrought during the past two months…

Melman on Gold & Silver


To say that the international environmental community took exception to President Trump’s decision to remove America from the 2016 Paris Accord would be an understatement of enormous proportions.

Subscription Required:
The Bawl Mill   • January Issues Delayed For Weeks As USPS Searches Their Facility   • The Rocks That Burn: Is Oil Shale the Answer?—Part I   • Feds Move Oil Shale to Front Burner   • Basic Geology for the Independent Miner—Part II Recognizing and Understanding Rock Formations (Petrology)   • The Circle Goldfields   • New Montana Board Moves to Halt Mining   • Newmont Looks to Ghana   • PLP President Intervenes on Behalf of Dredgers   • Melman on Gold & Silver   • Mining Stock Quotes and Mineral & Metal Prices

Free:
Legislative and Regulatory Update

Advertisements

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