Professional Equipment for Serious Detectorists!

Magazine

All Articles

Oil Seeps in Northern California

Indians used asphalt from oil seeps in California for caulking boats and other objects long before the white man arrived. Spaniards noted seeps as early as 1542, and the Portola expedition in 1769 used oil for wagon axles and as a fuel. Spaniards also used crude stills for obtaining lamp oil for use in the missions.

Online access required. Please .

Add a Comment

Additional articles that might interest you...

The “Chuck It Out” Nugget


This was no ordinary nugget. It had not traveled very far from its nearby source, and that did mean a lot, as we were searching for the source of several such nuggets found during a gold rush that occurred in 1859.

Open Letter to the BLM


from H. Mason Coggin, PE & LS

The Gold Hill and Iowa Mine, Boise County, Idaho: 1863-1895


In August 1862, prospectors from Walla Walla, Washington, led by George Grimes, discovered gold near the present townsite of Pioneer City. Grimes was killed by Indians shortly after the discovery. The remaining argonauts retreated to Walla Walla. On October 10, 1862, 52 men returned to Grimes Creek. They built a fort and several cabins before continuing their quest for gold.

Ask The Experts - How do I work this glacial deposit?


New Quarry Regulations in West Virginia


Quarry operators would face tighter state regulations under proposed legislation that moved a step closer to approval recently.

Looking Back


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

Sierra County Gold—Part I


...this county contained some of the richest placer ground found in all of California and still produces some pretty impressive finds to this day.

Subscription Required:
The Bawl Mill   • Our Readers Say   • Global Warming—The Press Gets it Wrong, Our Report Doesn't Support the Kyoto Treaty   • Former Sunshine Miners Find Work in Montana   • CMA Conference Summary   • Uranium Deposits   • Washington Gold & Fish Update   • Prospecting for Diamonds: Is It a Diamond or Crystal Quartz?   • Basic Information About Gold Detectors   • Diamond Dealer Prevails in Congo   • Company Notes   • Picks & Pans: The Gold Bullion Mine   • Arizona's Border Silver Camps   • The Stonewall Jackson Mine, San Diego County, California   • Proposal Submitted for Lab at Homestake   • Mining Stock Quotes and Mineral & Metal Prices   • Melman on Gold & Silver

Free:
Legislative and Regulatory Update

Advertisements

Precious Metals Recovery plants and equipment
Fighting to keep public lands open to the public
Specializing in the processing of precious metal ores!
Watch prospecting shows on your computer right now
Free Online Sample Issue