Large Scale Mining
Polymetallic Skarn Deposits
July 2020 by Dean Delahaut
Polymetallic skarn deposits are an interesting class of deposits that can contain a number of different types of metals.
The Basics of Froth Flotation
I thought it might be worthwhile to take a look at the basics of this important mineral separation technique and how a miner can use it to recover the values out of an ore.
Utah Tellurium Mine Creates New US Supply of Key Mineral
“The ability to have 20 tons produced here in America helps our country mitigate those supply concerns.”
Eastern Oregon Mine Seeks Permits
After a host of companies spent 20 years prospecting, a mining firm is ready to make a play on the $2 billion lode of gold sitting in Eastern Oregon.
Large Gold Deposit Types
It is not necessary to have a PhD in geology, but you need to know the basics, so that’s what I am going to try to dig into here—the understandable basics of these gigantic gold deposits.
Reminder: Annual Claim Filings Due
Please note that new mining claims filed on or after September 1, 2019, will be subject to the new fee schedule.
Who is a Qualified Person?
So you think you have an ore deposit? The work has been long and hard, but there are a few drill holes, lots of samples and assays. The data is in a reliable computer and there may be a mine at the end of the tunnel. What is the likelihood of a profitable operation? Can you raise capital for development or exploration?
The Struggle to Reopen Alaska's Largest Gold Mine
The historical AJ mine, located east of Juneau, Alaska, was considered the largest gold mine in the state at one time. Joe Juneau and Richard Harris struck gold there in 1880, and it has been more recently known as a tourist destination.
Subscription Required:
The Bawl Mill
• Ask The Experts - Can GPR be used for lode prospecting?
• Ask The Experts - How do I extract gold from pyrite?
• Ask The Experts - Should I dig faint sounds with no indicator bars while detecting?
• Ask The Experts - Should the detector sound on iron and nickel in a gold area?
• Hard Rock 101: Micro Blasting
• Sluicing and Detecting Downstream
• Tips and Tricks
• Gold Prospecting for Better or Worse: Does Caliche Grow?
• 10 Keys to Prospecting Like A Pro
• Practical Advice for Milling Hard Rock Ores
• Speed Prospecting for Hard Rock Gold
• Forrest Fenn Treasure Chest Finally Found?
• Melman on Gold & Silver
• Mining Stock Quotes and Mineral & Metal Prices