Here's a good link :) - http://pubs.usgs.gov/pp/0610/report.pdf
Reed Lukens Silver Member Jan 1, 2013 2,653 5,418 Congres, AZ/ former California Outlawed Gold Miner Detector(s) used Tesoro Vaquero, Whites MXT, Vsat, GMT, 5900Di Pro, Minelab GPX 5000, GPXtreme, 2200SD, Excalibur 1000! Primary Interest: All Treasure Hunting Oct 19, 2016 #1 Here's a good link - http://pubs.usgs.gov/pp/0610/report.pdf Amazon Forum Fav 👍 DR.ÖTEK Metal Detector, Waterproof Gold Detector, Pinpoint & Terrain Modes, Professional Metal Detector - Grab it through Amazon! Upvote 0
Here's a good link - http://pubs.usgs.gov/pp/0610/report.pdf Amazon Forum Fav 👍 DR.ÖTEK Metal Detector, Waterproof Gold Detector, Pinpoint & Terrain Modes, Professional Metal Detector - Grab it through Amazon!
E ezrider2 Jr. Member Nov 17, 2014 82 70 Fairfax Va Detector(s) used Angus MacKirk Recon 2 and Boss 2, Custom made 52" river sluice, pans, Viper vac. Primary Interest: Prospecting Oct 19, 2016 #2 Some cool information and history. Thanks for sharing