April 2007 by StaffExcerpts from California Mining Journal, our original title, published 50 years ago this month.
Gold mining is garnering national attention as the economy slows and more Americans look for a way to make ends meet.
Centrifugal bowls are very efficient, and with proper operation they can consistently achieve gold recoveries above 95% with gold of about 50 mesh size.
• California suction dredging regulations
• Draft Coho recovery plan for Southern Oregon, Northern California
Three times we went back and finally found a clue. There was an old air shaft not far from the trail!
For miners holding a mining claim, mill site or tunnel site on public lands, August 31, 1999 is the last day to meet the annual filing requirement and pay the $100 maintenance fee to the Bureau of Land Management.
The anticipation of finding out if the system of snatch blocks, shackles, chokers, anchor points, and the strap binding the massive slab of rock in the bottom of the river would even budge an inch was weighing on me.
A draft environmental assessment of a proposal to allow long-term camping by gold miners along 21 miles of the North Fork of the Fortymile Wild and Scenic River is available from the Bureau of Land Management.
The Bawl Mill • Ask the Experts—How do I remove gold from black sands? • Ask the Experts—How did the bill to address RS 2477 pan out? • Ask the Experts—How can I separate gold from carbon? • Wild and Scenic Rivers Act (P.L. 90-542, as Amended) • Platinum Placers and Nuggets • In Pursuit of Gold & Silver in the Sierra Madres—The Tejeda Mines • The Business of Mining—Family Mining Business Tax Savings • Successful Nugget Hunting • Oregon Miners Update • The Prevleator • Mining Boom Is Back In Northern Nevada • Lease Issued For Potential Mine Near Mount St. Helens • Melman on Gold & Silver • Mining Stock Quotes and Mineral & Metal Prices