Small Mining Operations
The Miner’s Switchback
May 2018 by Bilbo Kringle
Common thought is the switchback slows the velocity of the rushing water and gold drops out from the cut bank to a fill gravel bar within or below the switchback. I am not going to disregard that model; however, I hope to improve upon it.
The Heavy Minerals in Your Concentrates
The fact that mineral deposits can contribute specific types of heavy minerals is why the analysis of the heavy mineral concentrates in the streams of an area can be an important prospecting technique for finding undiscovered mineral deposits.
Proper Spacing of Placer Sample Sites
The zone of influence of each sample must be carefully considered when deciding how far sample sites should be spaced from each other.
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?
A Few Methods for Sampling Hardrock Deposits
With a little homework and a methodical approach to sampling, a prospector can determine if a deposit is worthy of more of an investment...
Ask the Experts
NOI or POO for small backhoe
Bering Sea Gold—Part I
The popularity of the new Discovery Channel series Bering Sea Gold has peaked interest in what gold resources are offshore of Nome, Alaska. The Cape Nome mining district is world famous...
The Smell of Gold—Part I
Some claim they can smell gold. This may be, but when I take a whiff of gold, I smell dirt, rotten eggs, garlic or just nothing: my nose is everything but sensitive.
Subscription Required:
The Bawl Mill
• Ask The Experts - Is this a significant cobalt find?
• Ask The Experts - Is this ICOG deposit commercially feasible to mine?
• Ask The Experts - How to sell gold specimens
• Our Readers Say
• Putting Together A Small Free Gold Mill
• Feds Sue California over Sales of Public Lands
• Legislative and Regulatory Update
• What To Do When Gold Recovery and Assay Values Differ
• Metal Detecting Old Hard Rock Mine Dumps
• Because I Said So
• Hecla Fights Bad Actor Label in Montana
• Prepping For A New Season of Gold Hunting
• Melman on Gold & Silver
• Mining Stock Quotes and Mineral & Metal Prices
Free:
PLP and MMAC Update
