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Metal-Mineral Identification Utilizing a Detector
November 2005 by Jim Straight
Seldom is a metal detector used for ore sampling today. Nevertheless, this procedure still works as all BFO and VLF detectors have a non-conductive mineral zone and a conductive metal zone with a neutral null zone between them.
Beginner's Luck
Their first cleanup total was more gold than they had ever found. These guys were deliriously overjoyed with their good fortune.
Gold, Quartz & Chalcedony—Part II
The specific gravity of chalcedony is 2.58 to 2.64. This is slightly lower than coarsely crystalline quartz because of slight porosity in chalcedony. Being so light, it will easily wash out of a gold pan.
A Gold Detector Sitting in a Closet Only Finds Dust—More Detector Tips
The diverse minerals, salts, and moisture, plus any halo effect, and old-timer trash, especially decomposing iron artifacts, are often found in any dry placer gold field and can really mask the “penetration powers” of a detector.
PLP Update
The group spent three days helping miners with access issues, teaching them how to politely and respectfully educate federal regulators and law enforcement officers, and how to win these issues in court if necessary.
Happy Birthday, ICMJ!
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