A Warning About Mercury
February 2009 by Bill McCuskeyOne of my best friends ended up in the hospital with acute mercury poisoning after firing some gold amalgam outside. He knew better, but was trying to impress a relative from the East Coast.
Q: I have a question/request regarding some black sand left from my Dad’s prospecting days.
Excerpts from California Mining Journal, our original title, published 50 years ago this month.
Light-colored volcanic tuff or tuffaceous sandstone often contains small amounts of uranium, enough to be detected with a sensitive radiation detector. Sometimes, the mass effect of the radiation is substantial.
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.
We were met with a plethora of mechanical problems with the dry washer and even a few with the excavator that were at times frustrating, but we were in this for the long haul, so we needed to solve these problems and move forward.
As a plaintiff in one of the lawsuits, I’m not allowed to talk about specifics in the court-ordered negotiations currently underway in San Bernardino. However, I do want to let you know we are making progress…
The Bawl Mill • Our Readers Say • Oldest Journal Contest - The Winners • The St. Louis Gold District • Mining Boom May Be In Store For Upper Michigan • Mining Gold Near Elk Creek, Oregon • East Coast Dredger Heads West - Part II • Lost Canyon • High Court to Rule on Kensington Tailings • Prospecting in Tennessee • NovaGold Resources Receives Lifeline • Jerritt Canyon Mill May Reopen • Looking Back • Melman on Gold & Silver • Mining Stock Quotes, Mineral & Metal Prices