All Articles
Dry Placers in Southern Baja
June 2003 by Edgar B. Heylmun, PhD

Sampling Mineral Deposits
The accurate sampling of mineral deposits for testing and analysis is perhaps the most important step involved in both mineral exploration and development. It is a critical factor in initial prospecting efforts and the preliminary investigation of grassroots exploration projects, yet sampling is often performed in a haphazard and incomplete fashion during the early stages of prospecting and exploration activities.
Gold Deposits Of South Carolina

Update on MMAC & PLP
Ask The Experts: What indicator rocks should I be looking for in northern Nevada?
Q: Can you tell us what the indicator rocks are? I’ve looked at the nearby digs and pushes that were made for gold and it looks like we’re digging on some similar material...
Our Readers Say
Re: "Miner Wins Important Victory Against Forest Service" (March 2005)
Crushing Quartz in Calaveras County: A Placer Miner Learns New Tricks
I had never run an impact mill before, but anything involving rocks, water and a big electric motor sounded great.
Mining Boom May Be In Store For Upper Michigan
While digging a well six years ago, the owner of a backwoods camp near the Michigan-Wisconsin line cut into sparkling rock. He showed a sample to a geologist friend, who realized it was laced with zinc.
Subscription Required:
The Bawl Mill
• City Gives Blessing to Pogo Mine
• Underground at Yankee Jim's
• A Gold Detector Sitting in a Closet Only Finds Dust—More Detector Tips
• Gold in Tennessee
• Old Stock Certificates—Treasures or Trash?
• Payette Forest Sides With Mining Company
• Using Mineral Deposit Models
• Miners Still Waiting for Bonding Recommendations from DOI
• The Old Mine Dump
• A Practical Approach to Dowsing
• Feds Release Opinion on Planned Mine Under Montana Wilderness
• The Lengendary Lost Gold of the Headless Valley
• Looking Back
• Melman on Gold & Silver
• Mining Stock Quotes and Mineral & Metal Prices