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Carrizozo Lava Older Than Once Thought

The Valley of Fires lava flow outside Carrizozo is older than previously thought. In geologic terms, the central New Mexico volcanic feature is still a youngster at 5,000 years old. But that's considerably older than the 1,000-year-old tag scientists once placed on it...

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Blast from the Past—The Source of Gold Mines Cranks up for Business Men


There is no headframe, no dark tunnels, no ore cars and no visible gold but Sonora Mining Corp. is mining the precious yellow metal...

Old Water Channels Provide Important Clues


After washing the top sixty to ninety feet of gravel, the old- timers hit the bedrock. The bedrock paid one-eighth to one-half of an ounce to the square foot…

Legislative and Regulatory Update


• US Supreme Court may consider requirements for Notitce of Intent
• Oregon considering mining restrictions
• Latest developments in California suction dredging moratorium
• Spotted owl habitat

All About Trommels and Screens for Placer Gold Recovery


The right speed accumulates only the heavy materials and allows all of the lighter stuff to flow through. This optimum speed is dependent on the size of the gravel you need to move through the system.

125 Years of Mining History in the Panamints


Two years after California's major gold discovery, another find was made in Ballarat, Australia. The news of the discovery went world-wide, and many of the California prospectors had heard plenty about Australian gold—especially the 2,284-ounce nugget found there.

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The Birimian Greenstone Belts of West Africa


The country we were to visit was Burkina Faso, a small country about the same size of my home state of Nevada with about 10 times more people. The second day I was in Africa, we went out to the goldfields for the first time.

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The Bawl Mill   • Our Readers Say   • The Economy, The Environment and Equity   • Montana Mining Association Raising Cash   • GATA Releases Open Letter to the Press   • WANTED: Mining Poets, Singers & Storytellers   • BLM Proposed Rule Making Affects Mining Claims   • Company Notes   • Mining Battle Case Under Advisement   • Sutro Tunnel a Big Draw   • Picks & Pans: Prospecting for Lode Gold   • The Search for Specimen (Pocket) Gold in the California Mother Lode   • Gemstones   • Dry Lakes in Nevada   • A Hairsbreadth from Death   • Special Suction Dredge Permits in Jeopardy   • Cartwrights Celebrate 40 Years in Nevada   • Melman on Gold & Silver   • Mining Stock Quotes and Mineral & Metal Prices   • Looking Back

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