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California Diamonds
July 1999 by Edgar B. Heylmun, PhD
Most of the world's diamonds come from Africa and Australia, but several new discoveries in the United States and Canada have spurred interest.
Prospecting on the North Yuba
The research I did for “Gold in the Slate Creek Basin” (September 2011 issue) found me chasing a channel out of the LaPorte territory headed towards the old mining town of Brandy City, California.
Molybdenum
Molybdenum, referred to as “molly” by miners, is a white metal that is alloyed with iron to form hard, tough and strong steel. It was first used in World War I for armor plate on ships. Nowadays, molybdenum is routinely used to harden structural and tool steel, and to reduce corrosion.
Mining Stock Quotes and Mineral & Metal Prices
Can You Recognize Valuable Ores?
The process of recognizing ores all starts with being able to recognize some basic minerals and knowing what hard rock ore looks like in the districts where you prospect.
Mining Stock Quotes and Mineral & Metal Prices
Melman on Gold & Silver
One last subject is the performance of gold and silver themselves—which has been positive for more than two months—and to explain the reasoning behind these rallies.
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The Bawl Mill
• Gold Hunters Hit the Web in Fight with Missile Range
• Religious Broadcaster in Liberia Mining Venture
• Kazak Government Collects Gold from Residents
• Recreational Gold Panning on the South Yuba River
• Groups Wonder Meaning of Call for More Wilderness
• Mining Claim Maintenance Fee Due
• Desert Bonanza
• Gold Near Boulder, Colorado
• Company Notes
• The Carissa Gold Mine, South Pass, Wyoming—A Sleeper?
• Tantalum
• Building the American Dream
• Picks & Pans: A Pay Streak in Slate
• Elizabethtown: Uncovering a Buried California Mining Community
• Melman on Gold & Silver
• Mining Stock Quotes and Mineral & Metal Prices
• Silver Demand Driving Mine Production Up—Mexico Remains Number One Producer
• Looking Back
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