All Articles
The Art of Finding Coarse Gold Part II—Pocket Hunting for Residual Placers
January 2005 by Chris Ralph
It is a fact that many of the well-known placer districts of the Western US have small veins that contain sparse pockets of coarse gold as their source. This is the main reason why many rich placer districts have seen little or no hard rock mining...
Desert Phone Trashed
The once very lonely phone booth in the Mojave desert 75 miles southwest of Las Vegas, reported on in last month's ICMJ and media throughout the world, became a media darling...
Platinum Placers and Nuggets
Sometimes a placer miner will find small bits and nuggets of metal associated with gold and other heavy minerals in his concentrates, which exhibits a silver-gray color rather than the normal tones of gold.
The Portable XRF Gun
While there is no metal detector that will see only gold, there is a device that can reliably distinguish gold from lead, copper, iron or other metals. It is an X-Ray fluorescence tester, sometimes called an XRF gun.
How to Make a Rock Sled for Dredging
When my “anonymous” friend told me the rock tub was probably a hundred miles from where he safely stashed it, I decided to build another sled and improve on my old design.
California's Mother Lode Quartz Veins
The actions of the hot, ore-bearing solutions are not limited only to the deposition of material within the walls of the fissures.
Montana Approves Stillwater Expansion Bonds
The Montana Board of Investments unanimously approved a motion to issue up to $35 million in bonds to help Stillwater Mining Corp. expand its platinum and palladium mine.
Mystery of Olmec Jade Solved
Since the 18th century, collectors, geologists and archaeologists have sought the answer to a frustrating mystery: The ancient Olmecs fashioned statues out of striking blue-green jade, but the stone itself was nowhere to be found in the Americas.
Subscription Required:
The Bawl Mill
• Convention Report
• Interview with Congressman Gibbons on Mining Law Reform
• Gold Canyon Resources Targets Gallium
• Tucson Mountain Chaos
• Picks & Pans: Auburn Ravine Gold
• Suit Filed to Stop Mining in Northern California
• Niobium and Tantalum
• The Iola Mine Group, Montgomery County, North Carolina
• Effectively Using a Detector and Drywasher for Placer Gold
• Mining Companies Use Conservative Valuations
• Company Notes
• Accident at Robinson Mine Leaves Two Dead
• Looking Back
• Melman on Gold & Silver
• Mining Stock Quotes and Mineral & Metal Prices
