History & Geology
Can You Recognize Valuable Ores?
August 2016 by Chris Ralph
The process of recognizing ores all starts with being able to recognize some basic minerals and knowing what hard rock ore looks like in the districts where you prospect.
Silver Peak, Nevada: A Little of Everything
Silver Peak is a small mining community in Esmeralda County in west-central Nevada, about 30 miles west of Goldfield. Although it’s fairly remote, it’s been an important mining center since the early days.
Perception of Mining vs. Reality
Many modern mining companies have taken to making a special effort to ensure the goods and services they need are supplied as much as possible out of the local economy.Gold Refining In The Ancient World
Gold Deposition and Gradients of Placer Streams—Part I
When placer miners from the gold rush era began experimenting with the slope of their sluices, they must have pondered the ideal slope for trapping gold in a creek bed too. Logic suggests the same is true for streams...
Conrey Dredge No. 4
The large buckets were favorable for the type of ground worked. The gravel was tenacious and compact, due to the existence of irregular pockets of clay.
Critical Minerals: Gold
A few quick calculations show that approximately 11 tons of gold are lost each year just in the manufacture of new cell phones.
The Strange History of the Utica Mine
In the summer of 1854, John Selkirk, a discouraged placer miner who was down on his luck and ready to go back to Massachusetts, tied his mule up in a gulch north of what is now downtown Angel's Camp.
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The Bawl Mill
• Legislative and Regulatory Update
• Ask The Experts
• Ask The Experts
• Revisiting the Rocker Box
• Follow Up to "Just One More Time"
• The Highs and Lows of Drywashing
• Successful Detecting Requires Attention to Detail—Part I
• Panning for Gold on Canyon Creek
• China Closing More Than 1,000 Mines
• Habits, Procedure, and Where Is The Gold?
• Exploring A Historic Lode Mine
• Mining Stock Quotes and Mineral & Metal Prices
• Melman on Gold & Silver
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