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Honda Pares Down Use of Precious Metals in Autos

Honda Motor Co. said it will begin using new catalytic converter technology it believes will slash use of  pricey precious metals in auto emission-control systems by 50 to 70 percent.

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Ask the Experts


How do sluicing and drywashing compare in effciency?

The Ball Mill


• Bringing down the house
• German "manhandlers"
• Don't call us; we'll call you...
• Laziness pays off

2011 National Mining Hall of Fame Inductees


The National Mining Hall of Fame and Museum announced the 2011 National Mining Hall of Fame inductees.

Rahall Looks to Rewrite 1872 Mining Law


For over twenty years, Rahall has been introducing bills in an attempt to overhaul the 1872 Mining Law. On May 10, 2007, he introduced another bill, HR 2262, which would drastically change the laws governing mining if enacted. This time, his bill may have a chance.

Underground Geologic Mapping


Mapping geology underground is not difficult if one knows the procedures. This article presents the procedures that will allow any miner to produce a geologic map of their workings.

Gold Prospecting: For Better or Worse


We all love to see that first glimmer of gold when it peeks out from under the black sand in our pan, or feel the weight of a nugget in our scoop when we dig a good target. But sometimes things don’t go quite so smoothly.

Update: Public Lands for the People


Subscription Required:
The Bawl Mill   • Original Sixteen to One Goes to Court—Challenges MSHA Citations Part II   • The Golden Triangle of Sonora, Mexico   • Using Legal Subdivision   • Placer vs. Lode Gold   • Gold Tellurides: Tellurium, an Assay Impurity   • Court Hears Arguments Over Rights to Shipwreck   • Picks & Pans: How to Succeed in a Small Mine, A Case History: 1990-2000   • Charcoal Crucible Recipe   • Discovery of the Mountain Pass REO Deposit   • Romance of the Old Silver King   • Record-Breaking Alaskan Nugget for Sale   • Company Notes   • Nevada Gold Production Up Despite Lower Prices   • Gold in Guatemala   • Bush Taps Utah Resident for Labor Post   • Looking Back   • Melman on Gold & Silver   • Mining Stock Quotes and Mineral & Metal Prices

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Legislative and Regulatory Update

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