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

Magazine

History & Geology

Copper Deposits of Alaska

Only the famous Kennecott copper mine was able to continue operating through the Depression owing to the exceptional richness of its ore.

Online access required. Please .

Add a Comment

Additional articles that might interest you...

Residual Placers: An Often Overlooked Gold Source


Because the forces of erosion and gravity tend to carry lighter materials like quartz away more easily, the heavy minerals like gold or silver will tend to be concentrated in the general area around the vein outcrop. These concentrations are what make residual placers so attractive.

Epithermal Gold and Silver Deposits


Epithermal deposits form in the ground at shallow depths. They are popular with prospectors because can yield very rich deposits and they are widespread in the Western US.

Gold in Beatty, Nevada


In this case, signs of gold were found at the bottom of the alluvial and then traced in a triangle up the face of the mountain until they stopped—that is where the digging began.

The Wisdom of Mark Twain—And Tales of Cheating the Unwary Prospector


I (enjoy) Twain’s description of a gold mine, “A hole in the ground with a liar at the top.” Some humor here? You bet, but I’m sure he meant it to be a real eye opener as well.

Indicator Minerals for Gold & Silver


In this article, we’re going to take a look at the minerals that contain gold and silver, and how you as a prospector can identify them in the field.

Placer Gold Deposits of Utah


The placer deposits of Utah occur in two distinct types of environments. These are 1) placers found adjacent to, and derived from, gold, silver and base-metal deposits; and 2) placers found in major rivers and derived from unknown, distant sources.

Sixteen to One Gold Mine: Going Underground - Pt II


We descended hunched over, down a long, steep, wooden staircase to the 1,000-level.

Subscription Required:
The Bawl Mill   • Legislative and Regulatory Update   • Ask the Experts   • Ask the Experts   • Ask the Experts   • Ask the Experts   • Our Readers Say   • The Perfect Summer   • Eolian Gold Deposits   • Divide and Conquer—Detecting Old Placer Grounds with Friends   • Reserves and Resources Explained   • Critical Metals: Lithium   • Coprolite—A Prospector's Tale   • Comstock Mining Gets Approval   • Melman on Gold & Silver   • Mining Stock Quotes and Mineral & Metal Prices

Free:
SB 838 and the Future of Mining in Oregon   • New Mining Regulations in Maine

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