Garrett Electronics - trusted by real miners & prospectors!

Magazine

All Articles

Platinum in Laccoliths

Laccoliths are unusual igneous features that seem to occur in the stable interior parts of continents. They are concordant igneous intrusions that have domed the overlying rocks and are circular in plan, and less than 10 miles in diameter. This article deals with some of the laccoliths found in the scenic Colorado Plateau province of Utah, Colorado, and Arizona...

Online access required. Please .

Add a Comment

Additional articles that might interest you...

Mining Stock Quotes and Mineral & Metal Prices


From The Editor: A Note to Our Readers and Advertisers


We want to assure you that we took our time, looking for someone energetic and knowledgeable, and I think we found the perfect match.

Ask The Experts


Is there a reasonable and cost effective way to separate out the values?

Melman on Gold & Silver


Well, will wonders never cease!? It appears that Fed Chairman Alan Greenspan actually smiled when giving his most recent testimony to Congress. Actually, he was so upbeat that he carried the whole stock market with him—as well as others around the world. In fact, if there was one over-riding characteristic of the past month, it was the return of optimism over the economic future.

Tips and Tricks: A Dredging Tip for Clearing the Tailings Pile


After a short time, the tailings pile can get very large, and can actually block the downstream end of the sluice box.

43 CFR 3809 Final Rule


I’d like to send out a big “Thank You” to all of our readers who submitted comments regarding the proposed changes to the mining regulations. While we certainly didn’t get everything we asked for, we do have...

Kennecott Copper Mine, Kennecott, Alaska


For approximately 30 years, the mines produced good ore, some so rich it was simply sent straight to bagging, bypassing milling and loaded directly on the rail cars.

Subscription Required:
The Ball Mill   • Our Readers Say   • WMD Raffle Raises Funds for Lawsuit   • Gold in Alabama   • From the Editor   • Yukon Placer Miners Fighting Extreme Discharge Limits   • Picks & Pans: Red Beryl Mining—Beaver County, Utah   • The Investigation   • A Gold Detector Sitting in a Closet Only Finds Dust—A Potpourri of Detector Tips   • Central Coast Ranges   • Poll: Montana in Favor of Repealing Anti-Mining Initiative   • Mining Stock Quotes and Mineral & Metal Prices   • Looking Back   • Melman on Gold & Silver

Free:
Legislative and Regulatory Update   • BLM Runs Check on Assay Services

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