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Gondwana Gold and Diamonds
October 2002 by Edgar B. Heylmun, PhD
Some 250 million years ago, the Earth had just one supercontinent, known as “Pangaea.” For whatever reason, the supercontinent began to break apart. South America and Africa remained joined, as “Gondwana,” until 65 million years ago, when they split apart. The obvious “fit” of South America with Africa was noted by geologists back in the 19th century, but it was not until Alfred Wegener came out with his “continental drift” hypothesis in 1912 that people took note.An Early Christmas Gift
The larger nuggets were all old channel gold, smooth and water-worn. I guessed that a few of them would push a bit under one-half-ounce apiece.
Legislative and Regulatory Update
• Interior appropriations
• New bull trout plan released
• Comments needed
How Topography Affects Prospecting for Gold
Keeping in mind how the local topography affects where gold has been deposited can help you find more gold, and is certainly something the prospector needs to keep in mind.
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What is a Mining Right?
A mining right is a powerful and not commonly understood concept that is all too often watered down by agency regulatory interference...
Mining Organizations Unite To Petition For Rule Change
The petition seeks specific changes to existing Forest Service and Bureau of Land Management regulations to restore the intent of Congress and federal preemption.
Gemstones in Wyoming—Part I
Gemstones are timeless treasures of beauty. The extraordinary and satiated colors of many gemstones enhance their aesthetic beauty. Gems have been sought for personal adornment since the beginning of time and such minerals...
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