All Articles
Pocket Gold in Gneiss
March 2004 by Edgar B. Heylmun, PhD
Metamorphic rocks such as gneiss and schist are known for their pocket gold deposits. Such pockets may not be large enough for major mining operations, but may be very rewarding for individuals or small companies. Gold-bearing quartz veins may cut gneiss or schist, but often the veins parallel the bedding, or foliation. The origin of mineralized veins, which parallel the foliation, has been kicked around for years.Special Suction Dredge Permits in Jeopardy
As we go to press, Horseshoe Bar Action & Research, a division of the Gold Country Miners small-scale mining club, brought to ICMJ's attention a potentially very significant problem for gold dredgers in California.
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.
U.S. Dept. of Interior Inspectors in Arizona
Glynn Burkhardt, president of the Arizona Small Mine Operators Association, has a small mine outside of Tucson, Arizona. He recently received a visit from U.S. Department of Interior...
Our Readers Say
• "...too many take the easy way out..."
• " Gold in Arkansas" was especially helpful to me.
Turning Acid Mine Drainage Into Drinking Water?—Grass Valley Company May Have the Answer
HPT Research recently tested their patented process for treating Acid Mine Drainage (AMD) on thousands of gallons of contaminated water at the Mammoth Mine.
Legislative and Regulatory Update
• CA Fish & Game Final SEIR
• Positive news from California?
• Still no results in Wisconsin
• Give us back our lands
Subscription Required:
The Bawl Mill
• Our Readers Say
• Fair and Balanced? If You Have the Cash
• Australian Prospector Detects 150-Ounce Nugget
• The Tangential Impulse Water Wheel in California Gold Mining History—Part II
• Picks & Pans: Dredging After The Flood
• Mining Industry Enthusiastic About Prospects
• Looking For Gold in All The Right Places
• Fraser Institute Ranks Best Regions for Mining Investment
• Ask the Experts: Recommended Reading—Part II
• Red Lake, Ontario
• Company Notes
• Melman on Gold & Silver
• Mining Stock Quotes and Mineral & Metal Prices
