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Tantalum
July 1999 by Edgar B. Heylmun, PhD
Tantalum is a refractory metal which is non-toxic, ductile; easily fabricated, has a high melting point, is highly resistant to corrosion and is a good conductor of heat and electricity. It has the unique ability to transmit an alternating current in only one direction.The Birthday Nugget Patch
Down around 10 or 12 inches I hit a large cobble that appeared to be one type of hot rock for this area. I thought bad things about the new technology until I checked the rock.
More Tennessee Gold
I was well on my way in learning about gold prospecting after my successful adventure panning for gold at Coker Creek. It didn’t take me a whole lot of days of panning to decide I needed something better so I could...
Legislative and Regulatory Update
• California suction dredging
• HR 2262
A Word From the Editor
Last year was an extreme roller coaster ride for the economy, mining companies, and precious metal prices, and 2009 looks like it’s shaping up to be another wild ride.
Getting Your Float Circuit Layout Right
Commissioning is going well; ramp-up targets are all being met and the General Manager is happy. You arrive at the plant in the morning and start reviewing the night shift logs. What you discover is the night shift had to reduce feed to the mills...
The Bawl Mill
• Tropical island tax havens for big business...
• Who is guarding the loot?
• US Forest "Self" Service
Steven's Trail and the North Fork of the American
What were we doing going down a 4.5 mile trail to a cold river where there was no guarantee of anything except some ice and maybe cold hands and feet? First it seemed our winter was going to be a drought, and then all that reversed.
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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?
• Building the American Dream
• Picks & Pans: A Pay Streak in Slate
• Elizabethtown: Uncovering a Buried California Mining Community
• California Diamonds
• 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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