All Articles
Getting Your Float Circuit Layout Right
November 2004 by Andrew Okely
Commissioning is going well; ramp-up targets are all being met and the General Manager is happy. You arrive at the plant in the morning and start reviewing the night shift logs. What you discover is the night shift had to reduce feed to the mills...
Why Did This Silver Mine Close? Pt II
During the mid-1800s until about 1920, the settlers of the West tended to be quite optimistic, but in reality they flew with a wing and a prayer.
The Bawl Mill
• South Korean ad campaigns make men blush
• A revolting development
Remote Throttle Benefits Dredgers
I had been waiting my turn somewhat patiently to spend an afternoon at Terry Stapp’s workshop in San Bernardino, California, to build a remote throttle for my dredge engine.
Picks & Pans: All That Glitters Pans Out Well!
Armed with my heavy bucket of gravel and, most importantly, my gold pan, I anxiously waded knee-deep into the mucky water. At the ready, the swish-swash splish-splash was all I heard as I hurriedly shook my gold pan, turfing out all the bigger bits of rock and clumps of mud. My clean clothes and even my face were soon splattered with mud in my race to pan as much gold in 20 minutes as my spindly arms would allow!
Ask the Experts
Market for scheelite concentrates?
Legislative and Regulatory Update
• Idaho continues toward elimination of EPA suction dredging regulations
• EPA makes preemptive strike against Alaska mine
• Proposed Mines Act permit fees
A Generous Lesson on Detecting Bedrock
The signal I was hearing was coming from a vertical bedrock crack on the bank of the creek. I removed my backpack, took out my crevicing tools and started to clean out the crack when I saw a glint of gold.
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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
• 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
• Northwest Miners Rally a Success
• 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
