December 2007 by StaffExcerpts from California Mining Journal, our original title, published 50 years ago this month.
The majority of the gold produced in Goldfield has come from ores that are close enough to the surface to be oxidized by the air. This oxidized ore is normally a soft, shattered, earthy material usually stained yellow to brown by oxides of iron.
She said a few thoughts did cross her mind at the time; she thought maybe she should have looked more thoroughly for that hand-drawn map to the claim that we had given her the previous year.
Sandstone silver deposits are found at several places near Van Horn, West Texas. The region is in the Basin Range province, which is characterized by low mountain ranges separated by broad desert valleys. Most of the region receives less than 10 inches of rain per year, barely enough to support scrubby desert vegetation. Van Horn (Pop. 3,000) is 121 miles, by highway, east of El Paso.
The first step in my recovery process after milling the ore to the desired size is to table it. On this particular ore, I get good results milling it to minus 100 mesh.
The Bawl Mill • Searching for a Paying Hardrock Deposit • Kings Valley Project Hopes to Meet Lithium, Uranium Demand • New Study on the Formation of Nuggets—Part I • Over the Divide —Ronald Richard "Ron" Wendt • Small-Scale Mining with a Dozer and Detectors • Alaska and Nevada Continue to Lead the Pack • Silver Bonanza in the Sierra Madre; The Glorious Past of Batopilas—Part III • Landowners See Potential Gold Mine in Uranium Ore • Feds Raid “Liberty Dollar” Headquarters • Melman on Gold & Silver (2007 Year in Review) • Mining Stock Quotes and Mineral & Metal Prices