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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.Melman on Gold & Silver
Never have I regretted the deadlines we must work with at this publication as I do this month, for events of tremendous significance are likely to occur between the time this column must be prepared and the time our readers will receive it.
Watermelon Gold
Awhile back, I was doing some prospecting in a remote mountain region, located in the rugged, well-timbered valleys of north-central British Columbia, an area known for its coarse gold.
A Silver Opportunity
For any foot-loose prospector betting the price of silver goes up, there’s a promising piece of public land open for location in Nevada’s challenging Esmeralda County.
Understanding Skim Bar Placers
Perhaps the most notable thing about skim placers is that they form on the top surface of gravel bars, as opposed to coarser gold placers where the weight of the gold particles allows the gold to settle down on or near bedrock.
Researching Mineralized Areas
There are a load of ways to do research, and I’m going to talk about how I do it—maybe you’ll get some ideas that will work for you, too.
Remote Throttle Benefits Dredgers
I had been waiting my turn somewhat patiently to spend an afternoon at Terry Stapp’s workshop in San Bernardino, California, to build a remote throttle for my dredge engine.
MMAC Update
... officials with BLM have been impressed by MMAC’s professional approach and consistency.
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