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.Ganes Creek Hits 10 Years—Part II
You keep all you find at Ganes, with weekly tallies kept for a loose competition that I find helps motivate me. I seriously try to find more nuggets than anyone else in a given week, and usually make it or close to it.
Placer Gemstones
Only the so-called “precious gems” will be considered in this article. They are diamond, ruby, sapphire, and emerald. A “gem” must be rare, hard, and durable, and possess a unique color or quality in order to be classified as a gem.
Prospecting for Pegmatites
…in some cases pegmatites have produced individual mineral crystals that are enormous, attaining lengths of over 40 feet long, and many of the world’s largest mineral crystals are examples that were found within pegmatite deposits.Sage-Grouse Won't Get ESA Listing For Now
The Obama administration announced on March 5 its decision not to list the sage-grouse as threatened or endangered at the moment, though it left the door wide open to future listing.
The Bawl Mill
• More power to ya, Gov. Davis
• New Mayor flashes, I mean, clashes with local law enforcement
• Our tax money at work
The Bawl Mill
• Buying time
• Oops!
• Printing more money for banks and businesses...
• Food stamps = stimulus?
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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
