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Precious Metals in the Patagonia Mountains

The Patagonia Mountains are a small but rugged mountain range that adjoins the Mexican border some 9 to 16 miles east of the border town of Nogales. The range trends northerly for 14 miles and is about 10 miles wide, reaching an elevation...

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Southwest Alaska Gold Project Progresses


NovaGold Resources Inc. announced that a gold prospect in southwest Alaska is ready to advance to permitting.

Epithermal Ore Deposits Associated With Tertiary Volcanism—And the Feasibility of Metal Detecting for Them


Epithermal ore deposits are common in regions of late volcanic activity, especially areas associated with Miocene and later Pliocene extrusive volcanics that have not been deeply eroded since the ore was deposited. Many are simple fissure veins, but stock-works and ore-pipes are also common.

Melman on Gold & Silver


If there was one theme underlying many of last month’s headlines, it was millions of people on the march. Throughout France, students, union leaders and run-of-the-mill rioters created havoc as millions marched to protest a new law that would give employers the right to dismiss unsatisfactory youthful employees during their first two years of service.

The Trapiches of Chile


In Chile, the trapiche (tra-peach-ee) method of milling gold ore began more than 400 years ago. The first trapiche, also known as a Chilean mill, was a stone wheel weighing two or three tons rotating on an axle.

Legislative and Regulatory Update


• Salazar pushes wilderness
• California Governor signs AB 120

Ask The Experts: Can you help me identify these items?


Q: Can you help me identify these items?

Greenstone


Greenstone is a hard, tough, altered igneous rock, usually dark green in color. The term “greenstone” has been loosely applied to all greenish rock, including peridotite, dunite, jade, serpentine, and even hydro thermally altered rocks in mining districts. True greenstone is...

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The Bawl Mill   • House Resources Committee Addresses Environmental Scare-Tactics —by House Resources Committee & Chairman Richard Pombo   • Over the Divide   • Idaho-Maryland Mine—History Restarted   • Montana Candidate Sees Natural Resources as Path to Recovery   • Judge Rules Against Oregon Miners—Battle Continues   • Lake County "Diamonds"—Renewed Value for an Old Favorite   • Moving the World's Largest Machine—The Bucyrus 2570W Walking Dragline   • Mother Lode Gold, California   • News From the Pacific Legal Foundation   • Melman on Gold & Silver   • Maine to Create Mineral Park   • Mining Stock Quotes and Mineral & Metal Prices

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