All Articles
Northwest Miners Rally a Success
November 2004 by Mark Erickson
This year’s rally worked extremely well with over twenty exhibitors and four seminars on various aspects of mining running throughout, as well as active river demonstrations of equipment. The hands-on approach, allowing people to try the suction dredges and power sluices, recovered well-distributed fine gold.Greenstone and Gold
Contacts, faults and zones of weak rock are all places that can act as a pipeline to convey gold-bearing fluids, leading to valuable deposits.
Cuba Revisited
The island of Cuba, 720 miles in length, lies 95 miles south of Key West, Florida, and 180 miles south of Miami. The island separates the Atlantic Ocean from the Caribbean Sea. Most of the island consists of rolling country under 500 feet in elevation, but there are a few small mountain ranges.
Mohave Mountain Placers, Arizona
There are literally hundreds of dry placer deposits in the Sonoran and Mohave Deserts of western Arizona. Many of these placer gold deposits are not described in any published books, bulletins, or reports, though placer gold enthusiasts know where...
A Word from the Editor
Many of the calls and letters I have received from our readers lately have expressed frustration and outright anger at the Clinton Administration.
Ask The Experts
Sulfides and oxides—what's the difference between the two?
How to Interpret Assay Values
This assay system of ounces per ton sounds simple enough, but the use of the metric system and the additional measuring terms of “grams per ton” and “parts per million” (ppm) has created some misunderstanding of ore value.
Idaho-Maryland Mine—History Restarted
It was late October 1850, and, as the story goes, George McKnight was rushing along trying to round up his cows when he stumbled. He was not a happy man as he kicked the fist-sized rock in disgust. The disgust changed quickly to interest...
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The Bawl Mill
• Editorial: Montana's Controversial Rock Creek Mine
• First Load of Concentrate Leaves Reopened Ruth Mine
• Uranium Industry Enjoys Rebound as Prices Nearly Triple
• BLM Warning About Purchase of Mining Claims on the Internet
• Determining the Amount of Gold in a Quartz Specimen
• Placer PGMs in Coon Creek, California
• Getting Your Float Circuit Layout Right
• Pick Up Austria's New Coin—If You Can Lift It
• New Prospecting Guides Available Online
• Police Extend Detention of Newmont Executives
• Picks & Pans—Drywashing and Detecting in Southern California
• Over The Divide—Merwin (Merv) H. Hemp
• The Boludo Placers, Sonora
• The Golden Highway—Placer County
• Mine Threat Just a Stunt to Criticize Land Laws
• MINExpo 2004 Convention Report
• Looking Back
• Melman on Gold & Silver
• Mining Stock Quotes and Mineral & Metal Prices
