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Basic Geology for the Independent Miner—Part V Geology of Hardrock Gold Deposits
May 2006 by Chris Ralph
In this installment we will finish up our discussion of how primary hardrock gold deposits form. Understanding how rock alteration works can lead to some good ideas for exploring around old mining districts.
University of Nevada Offers Online Mineral Processing Class
The University of Nevada, Reno, and the Department of Mining Engineering at the Mackay School of Earth Sciences and Engineering, have teamed up to provide an online course in mineral processing.
Baker City is Defined by Gold Rush
When they strung up poor Bogs Greenwood on a ranch near here in 1864 for murder, most probably figured it was the start and finish of his moment of fame. But when a Main Street bank building was torn down decades later, a time capsule turned up, and there was Bogs’ skull, along with a brief biography.
Legislative and Regulatory Update
• State officials rip EPA plan for Coeur d'Alene Basin
• Judge keeps parts of suit over cyanide ban alive
• Change in arsenic standard will be felt in rural areas
Utah Tellurium Mine Creates New US Supply of Key Mineral
“The ability to have 20 tons produced here in America helps our country mitigate those supply concerns.”
Judge Rules Against Dredger in Idaho Civil Case
The path to winning this case should have been to make the plaintiffs prove that a foreign substance was introduced and then discharged, which is the “trigger” for regulations under the Clean Water Act.
Reading A River: Finding The Paystreaks—Part II
How to read a river to find gold. In this second of a two-part series, we will take a look at how a river’s grade affects the formation of paystreaks, and how to go about reading a river to see the various catches and parts of a stream where...
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