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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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Looking Back


Excerpts from California Mining Journal, our original title, published 50 years ago this month.

Mood at Calgary Conference is Subdued, But Optomistic


Calgary is truly one of Canada’s most exciting, dynamic cities, with its geographical location in the foothills of the Canadian Rockies and its financial status as the heart and soul of the Canadian petroleum industry. It was in this exciting city that many of the mining industry’s leading experts and investors gathered recently.

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Using Rock Formations to Your Advantage


Over the past twenty or more years, the traditional “seat of the pants” science of using mineral identification tables as a means to identify common ore minerals, their associated rock-forming minerals and rocks, has slowly become a lost art.

Picks & Pans: The Glory Hole


I started the New Year of 1998 with great anticipation of finding that elusive vein of gold. Twice a year I planned my vacation carefully, not to miss the Fourth of July and Labor Day weekend. I wanted to be smack in the heart of the Downieville gold field.

Aussie Gold—A Look at the Northern Territory


The Northern Territory has about six hundred proven gold deposits and has produced nearly 12 million ounces with a further 15 million ounces to be recovered. While the early hard rock miners were eventually blocked by water flows...

Mining Stock Quotes and Mineral & Metal Prices


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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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