How To
A Data Miner Builds A Power Sluice
October 2012 by Greg Mast
Data mining involves processing huge amounts of digital information to find hidden patterns and financial relationships. To executives, the findings are like gold, but on the weekends, I prefer seeing the real thing in the bottom of my pan.
Ask the Experts
Bismuth oxide for assaying?
A Few Pointers About Cracks and Crevices
Because these crevices catch and hold gold so well, it's worthwhile to learn how they form, which ones are good for catching gold and which ones are not.
Hunting Down Paystreaks
When I teach people about finding gold, I often explain that it is helpful to think of any river or stream that carries gold as being something like a sluice box.
Mining Claims—What to Know Before You File
During the initial assessment year (the year of location), the claim maintenance fee must be paid at the time the notice of location is filed with the Bureau of Land Management. Failure to pay the claim maintenance fee will void the claim.
Ask The Experts: Should I remove someone else’s claim post from my claim?
Q: Can and should you remove their poles and notice right then and there or should you wait until you have convinced them of their trespass?
Gold Recovery with Centrifugal Bowls
Centrifugal bowls are very efficient, and with proper operation they can consistently achieve gold recoveries above 95% with gold of about 50 mesh size.
Small-Scale Hard Rock Mining With Water Recycling
Once I have established the presence of gold in the sample, I collect five-gallon bucket quantities of the rock material for processing back at my shop.
Subscription Required:
The Bawl Mill
• Our Readers Say
• Ask the Experts
• Ask the Experts
• Cold Alaskan Gold—Part II
• Dredging Backwards?
• Tips for Detecting Old Hydraulic Pits
• The Verde Copper-Gold-Silver-Zinc District, Jerome, Arizona
• Recluse Died with $7 Million in Gold
• California State and US National Panning Championships
• Melman on Gold & Silver
• Mining Stock Quotes and Mineral & Metal Prices
Free:
Legislative and Regulatory Update
• DNI's Black Shale Metals Projects
