Hardrock Mining Accidents Claim Four Lives
September 2010 by Scott HarnHardrock mining in the US has been hit by a tragic streak of mining accidents in recent months.
At an altitude of over 4,000 feet, in the mountainous terrain of eastern San Diego County, lies the once productive Julian Mining District. Beginning with placer prospecting in 1869, this area moved rapidly into underground quartz or vein mining for gold.
Without knowing or even thinking about it, I had put together a map that showed me a pattern of the ancient Sacramento River channel. I also had a distinct picture of where the ancient channels of several other creeks and rivers were running.
Quite suddenly, another major financial issue with significant implications for the world of precious metals has been gaining growing attention. We are referring to concern about looming “currency wars,” and we also discuss that topic...
Common thought is the switchback slows the velocity of the rushing water and gold drops out from the cut bank to a fill gravel bar within or below the switchback. I am not going to disregard that model; however, I hope to improve upon it.
• Muzzle puzzle
• America’s loss is China’s gain
Legislative and Regulatory Update • Prospecting Old Tertiary Channels • The Jenkins Mine Project Pt II: Terrain and Map Study • Search Called Off for Missing Treasure Hunters • Glacial Gold in the Midwest • Hardrock Prospecting in El Dorado County, California • Gold & Silver of the Comstock Lode • Melman on Gold & Silver • Forest Service Pays Miners $245K for Unlawful Destruction of Mine