All Articles
Gold Deposits in Skarn
July 2003 by Edgar B. Heylmun, PhD
Skarn consists of coarse-grained calcium, magnesium, iron, and aluminum silicates formed by hydrothermal solutions, which replace limestone or dolomite near the contact with an igneous intrusion. The contact metamorphism is usually caused by an intrusion such as quartz monzonite, granodiorite, or similar rock type, which may or may not be mineralized.No Mining / Logging on 40 Million Acres
Roadless areas in 35 states would be affected under the plan.
The Basics of Geophysical Exploration
In developing a mineral property or mining claims, one of the first goals is to identify and quantify valuable deposits. The classic method of doing this is by drilling holes into the ground to sample what is below the surface. The problem is that one or two holes usually are not going to tell you a whole lot...
Who Jumped Whose Claim First?
At this point, stress raised my blood pressure and I was figuring out escape routes through the brush, but thought it best to continue the conversation.
The Bawl Mill
• On a personal note...
• The numbers don't lie...much
• The blame game
The Bawl Mill
• Top 10 ways to get past airport security
• Scientific certainty flashback
• Open means closed
• Gore’s Inconvenient Truth
The Madonna Nugget
It was down deeper than I expected for surface trash. It wasn't until I was down six inches that the target screamed from my scoop.
Subscription Required:
The Bawl Mill
• Our Readers Say
• PLP Members Win Occupancy Case—Appeals Continue
• Prospecting for Iron in Alaska
• Picks & Pans: Highbanking on the American River
• Platinum Firm, Palladium to Remain Weak
• Spencer Opal Deposits, Idaho
• Company Notes
• Hillside Placers
• Elko Mining Expo a Success
• Gold Prospecting in Alberta
• National Mining Hall of Fame to Induct Six
• Mining Stock Quotes and Mineral & Metal Prices
• Melman on Gold & Silver
• Looking Back
