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Getting Your Float Circuit Layout Right

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...

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Gifts of Gold for University of Zimbabwe


Rege Podraza with gifts for Zimbabwe minersThe design of the makorokoza’s handmade wooden pans has not changed over the centuries. Until Rege introduced it to them they had seen nothing like a spiral wheel concentrator.

A Word from the Editor


I've received a few letters over the past year regarding assays and assayers. Most wanted to know how to tell the good ones from the bad. You'll find most of these questions answered by Ralph Pray in his article, "Fake Assays and Assayers," in this month's issue.

Company Notes


• Pan American Silver Corp.
• NovaGold Resources, Inc.
• Canyon Resources Corp.
• Great Quest Metals, Ltd.
• X-Cal Resources
• African Metals Corp.

Melman on Gold & Silver


America has lost another ex-president with the passing last month of Gerald Ford, the only non-elected president in history. It is worth remembering, however, that he came into the office under incredibly difficult circumstances and acquitted himself well. He will be fondly remembered.

Guest Editorial—Sentaor Craig of Idaho Looking Into MSHA Complaints


Citations and fines were found to be arbitrary and capricious...

Looking Back


Excerpts from CMJ published 50 years ago this month.

Detecting for Gold—Finding Nuggets Where You Least Expect Them


Many friends have come up to my locale to detect for gold. I am writing this article hoping that it may help anyone who uses a detector to prospect for gold nuggets.

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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

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