Here’s a great gold prospecting blog with some excellent articles:
www.findgoldprospecting.com
A site with more info than you can possibly read!!!
www.goldprospectorsspace.com
A great site for info on Metal Detecting for gold:
www.smarterhobby.com
Arizona Prospecting Clubs
https://www.roadrunnergold.com
https://www.arizonagoldprospectors.org
https://www.goldprospectors.org