All Articles
Carbonatites
February 2005 by Edgar B. Heylmun, PhD
Carbonatites are rocks that formed from molten calcite or dolomite. The thought of calcite being molten lava is difficult to accept, but it was confirmed when it poured out of a vent in Tanzania in 1960.Quick Thinking & Rescue Devices Save Two Lives
MSHA (Mine Safety and Health Administration) reports that a pair of miners used oxygen-supplying self-rescue devices to save two of their co-workers who were in danger of suffocation at the Ohio Valley Coal Company's Powhatan No.6 mine near St. Clairsville, Ohio.
2002 California State Gold Panning Championships—Foresthill, California
For the second year in a row the historic mining town of Foresthill hosted the California State Gold Panning Championships. The State Championships are sponsored by the Mother Lode Goldhounds, a California non-profit corporation.
The Many Facets of Iron
I’ve been fascinated by iron minerals for many years. So let’s take a look at this very interesting and colorful element.
Gold in the First Pan
Leon has a reputation of seeing more snakes than most other gold miners. The fire red and yellow concentric rings of the mountain king snake looked especially bright in the morning sun as it lay motionless on black rock. Leon touched it with a stick, but the cold snake moved only a little.
Legislative and Regulatory Update
• Karuk Tribe at it again
• Republicans drop mining provision from budget bill
• Idaho miners agree to stricter bonding requirements
• Comments needed for Oregon turbidity review
Remote Mining Camps of Yuma County
The remote desert of southwestern Arizona was an attraction only because of the gold and other minerals that were found there. Certainly the weather was not a draw! The early mining days were tough—the mines were a long way from supplies, and hostile Indians made travel in the area extremely dangerous.
Picks & Pans: Gold and Bears
It was my fourth prospecting trip to Paradise Valley, Alaska, and I arrived in late July. I spent the first seven days with claim owner Mick Manns and his helper, Brian. It was one of my best trips yet and I wish I could have shared it...
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The Bawl Mill
• Shortage of Mining Engineers Projected
• Ex-MarketWatch Mining Promoter Settles Charges
• Sage-Grouse Listing Denied
• The Art of Finding Coarse Gold—Part III
• Tongass Approves Kensington Mine Plan
• PLP Interim Rule Raffle
• California Miners Locate Rich Pocket of Specimen Gold
• The Lucky Shot Mine
• BC Premier Heralds "Golden Decade" in Forestry and Mining
• Drywashing for Eluvial Gold in the Desert—Using a Portable Drywasher and Hand Tools
• Claim Filings Up in the Northwest
• Canadian Officials Foresee Little Impact From Mine
• Coeur d'Alene Mines Sees Future in Bolivia
• The Golden Highway—Nevada County
• Melman on Gold & Silver
• Mining Stock Quotes and Mineral & Metal Prices
• Looking Back
