April 2005 by Edgar B. Heylmun, PhDMost 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...
• "...just about more than I can stand."
• "I hope you can answer my number one question..."
• "...I still go out and mine a little at my old stompin' grounds in Siskiyou County..."
• "...New Prospecting Club in the Southeast."
• "...9 ounces...in two weeks."
• "...It's no secret..."
The fine art of panning heavy sands requires a measure of patience. If you enjoy panning gold, you ought to enjoy this too, once you get the hang of it.
...I got the faintest of rises in the threshold. It was hardly a signal at all, and I thought it was one of the many, deep, hot rocks in the area.
• Suction dredging update for California
• The anti-mining Congress
Cue’s recent development of the Yuty Project has coincided with growing strength in the general uranium market. The price for fuel-grade uranium has risen to above $70 per pound for the first time in several years...
Ore testing and other advice for starting up a mining operation.
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