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Synclinal Oil

Most oilfields are found in anticlinal faults, or stratigraphic traps. Oil floats on water, so that it will rise to the highest point possible, above the water. If the porous or fractured sandstone or limestone that contains the oil is overlain by impervious shale, the oil can no longer rise. If the porous bed is arched upward...

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Proposal Submitted for Lab at Homestake


Rapid City, S.D. (AP)—Scientists and a team of South Dakotans have submitted a $281 million, five-year plan to turn Homestake Mine in Lead into the world’s largest underground laboratory.

The Rich Hill Outing


Out in the western gold country, the traffic of electronic prospectors on the hills appears to be increasing at a rapid rate. While a lot of factors are contributing to this, probably the biggest force attracting these new folks is the continuing...

Looking Back


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

The World of the Simple Gold Pan


There are so many, many different types of gold pans on the market that I thought it would be worthwhile to take a look at the world of the simple gold pan.

Ask The Experts - Where did this kimberlite come from?


My Explosive Introduction to Gold Mining


My friend came walking in from the garage with what looked to me like a stick of dynamite. Chuckling, he said, “Have you ever been gold mining?”
In my head I was thinking, “Not at 3 am in the morning with dynamite.”

California Dredgers: A Step Closer to Getting Back in the Water


...Judge Ochoa ordered the parties to participate in mandatory settlement hearings starting June 24, 2014.

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The Bawl Mill   • Our Readers Say   • Progress Report on Washington State Small-Scale Regulations   • Pediments   • Bill to Allow Mining of Coeur d'Alene Basin   • Dredging Below the Homestake   • Looking Back   • Picks & Pans: The Glory Hole   • Enthusiastic Crowds at PDAC   • Fraser Institute Survey Results Rank Best (and Worst) Mining Locales   • Small-Scale Prospecting & Mining (A Little History)   • Higher Zinc Price Creates Opportunity   • Government Appeals Miner Injury Case to Supreme Court   • Mining Stock Quotes and Mineral & Metal Prices   • Melman on Gold & Silver

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