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Small Mining Operations

The Seven Troughs Mining District

The favorable geology of the northeastern and central parts of the Seven Troughs Range are the parts most interesting to prospectors. They are underlain by a thick sequence of Tertiary volcanic rocks, mostly rhyolites and andesites.

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Q: How do I improve my small-scale mining operation’s gold production?

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The Bawl Mill   • Our Readers Say   • Ask The Experts: Is there a safe DIY alternative to cyanide or mercury for extraction?   • Ask The Experts: Should I take my claim access problems to the Desert Advisory Council?   • Ask The Experts: How do I identify gold in hard rock that may be mixed with other metals?   • Ask The Experts   • Ask The Experts   • Legislative and Regulatory Update   • Pickers and Nuggets   • Modern-Day Claim Jumping   • Oregon's Waldo and Galice Mining Districts Unite   • Attention to Detail - Part II   • CA Supreme Court Rules Against Rinehart - But There Is A Solution   • Summertime Gold Panning   • Melman on Gold & Silver   • Mining Stock Quotes and Mineral & Metal Prices

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