Picks & Pans: Detecting Micro-Nuggets
October 2005 by Martin H. MilasAny detector specifically designed to respond to small gold will do. The best ones are the lightest ones with the smallest coils.
The other opportunity that I see is in seeking unusual types of deposits. Specifically, the prospector would be searching for the stuff no one (or almost no one) is searching for. These deposits are effectively hiding in plain view.
Because tungsten minerals are heavy, exploration can be done using stream sediment samples. Prospectors looking for gold have found scheelite or wolframite in their placer concentrates, and in some cases this has led them to make important tungsten finds.
• National Strategic and Critical Minerals Production Act
• CA suction dredging update
• Appropriations Bill addresses problems at EPA
• Bad science, worse policy
The very first thing to find out...is if the detector has the ability to be ground balanced.
• Setback in California suction dredging fight
• Appeals court hears arguments on forest roads rule
• States push back on firearms
• Washington Group Int'l
• Robinson Nevada Mining Co.
• Little Squaw Gold Mining Co.
• Newmont Mining Corp.
• Compania de Minas Buenaventura
The Bawl Mill • Newmont's Gold Quarry Mine • Drywashing and Detecting for Eluvial Placer Gold Research is the Key to Success—Part II • EPA Offers Liability Protection to Spur Cleanups • Study: West Has Vast Oil Shale Reserves • The Notch Peak Intrusive • Recovering Fine Gold: Getting the Most from Your Sluice Box • 2005 California State Gold Panning Championships • Company Notes • Tales of California Gold Discoveries 2nd in a Series—The Jenny Lind Mine • Melman on Gold & Silver • Mining Stock Quotes and Mineral & Metal Prices