Ask The Experts - How do I obtain a map of Montana gold & sapphire gravel bars?
December 2019 by Chris Ralph
Using GIS systems to aid in mapping.
• How many parts per million make a project viable?
The Bawl Mill • Ask The Experts - How do I process this white quartz with black striations? • Ask The Experts - Does gravel + bedrock = gold? • Back to Green Valley--With A Sluice • A Lesson In Underwater Sniping • More Fiddling While Forests Burn • Achieving Accurate Metal Detector Discrimination • My New Passion--Crystal Hunting • The Half-Mile Claim • Melman on Gold & Silver • Mining Stock Quotes and Mineral & Metal Prices • Gold Prospecting for Better or Worse: White Knuckle Mining