All Articles
The Basics of Small-Scale Heap Leaching with Cyanide
August 2007 by Chris Ralph
In last month’s article I talked a bit about opportunities for heap leaching small hardrock deposits. This month I’m going to talk about the basics of putting together a heap leach project, including building the pad and leaching the ore.
The Art of Finding Coarse Gold Part IV—Recovery of Coarse Gold From Alluvial Placers
This last installment in the series will look at methods for finding and recovering coarse gold from alluvial (river and stream) placer environments. Unlike the residual and eluvial placers that we have considered previously, the force of flowing...
Company Notes
• Goldcorp Inc.
• Kinross Gold Corp.
• Newmont Mining Corp.
Rare Earth Deposit May Be Awaiting Discovery
Bill and the geologist lost interest and as far as I know, nothing more was done to locate the deposit.
Judge Orders FBI to Produce Records on Civil War Gold Hunt
A federal judge has ordered the FBI to speed up the release of records about the search for the legendary gold, ruling in favor of Finders Keepers, the treasure hunting outfit that led FBI agents to the remote site.
ECU Silver Mining Continues The Legacy
Mexico has a lengthy history of mining and one of the regions most associated with that activity is Durango State in the north-central part of the country.
Romancing the Lens
...a large number of these aspiring miners developing their operations seemed to have missed "Placer Mining 101" somewhere along the way.
Subscription Required:
The Bawl Mill
• Ask the Experts
• Will California Dredging Survive?
• Prospecting For Gold—The Osborne/Herman Hardrock Mine
• Journeys in the Kingman Quadrangle
• From Spanish Mine to Modern-Day Exploration: The Historic Gold-Silver Camp of Palmarejo
• Spanish Police Seize Ship in Treasure Fight
• Looking Back
• Gold Mine Proposed in Jefferson County
• Melman on Gold & Silver
• Mining Stock Quotes and Mineral & Metal Prices
