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History & Geology

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.

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SS Central America Gives Up Millions in Gold Rush Era Gold


A treasure-seeking young man whose name will forever remain anonymous made the months-long journey either over land or by sailing ship to California after word spread about the gold strike in 1849.

Gold Deposits of Montana


Historically, Montana has been an important gold producer, in terms of both lodes and placers, and it still produces gold for the prospector today.

Rare Silver Nuggets And Their Origins


Silver nuggets have been described as “ultra-rare,” “prized” and “unique.” Naturally occurring silver nuggets are rare enough to suggest caution when purchasing. Fakes have reportedly been produced and misrepresented for sale as genuine specimens.

Placer Gold Deposits in the Western States


…to see the huge differences between the gold production amounts of the Western States, let’s look at the gold production—both hard rock and placer—of these 13 states up to the present.

Las Médulas—The Gem of the Roman Gold Mines


This mine was a real wonder of engineering, and the water supply and drifts had to be carefully managed to keep it in operation. In fact, it didn’t close due to lack of gold, but instead closed with the fall of the Roman Empire.

Gold Rush Continues in Africa


…some miners are doing exceptionally well… with a few obtaining amounts estimated in the millions of dollars.

The Rochester Mining District of Nevada


Only the richest ores could be worked and shipped off for processing at a profit. As a result, early mining in the southern part of the Humboldt Range was short-lived. In the 1880s, placers were discovered in Spring Valley and American Valley on the east side of the range...

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The Bawl Mill   • Ask the Experts   • Ask the Experts   • Ask the Experts   • Ask the Experts   • Ask the Experts   • Legislative and Regulatory Update   • Gold Deposits of Montana   • Benches and Fossil Placers   • Turning Hobby Mining into Business Mining   • Buying a Mining Claim: Questions to Ask   • Looking for that Hidden Placer   • And the Survey Says...   • $50 Million Swiped in Diamond Heist   • Melman on Gold & Silver   • Mining Stock Quotes and Mineral & Metal Prices

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