Small Mining Operations
PLP and MMAC Update
January 2018 by Scott Harn
Placer Sampling for the Small-Scale Miner
I have seen many samples taken originally with an eye toward getting the highest grades possible, but later someone claims that those results represent an average grade of the whole gravel deposit.
Getting Into Hot Water While Reclamation Dredging
Once I started dredging with heated water pumped into my wetsuit, I never went back to not having heat except late in the summer when the water is very warm.
A New Method for Handling Stubborn Gravity Middlings

Dredging Tips and Tricks: A Measure of Water Pump Efficiency
…as an academic argument, when mated to the appropriate engine, is the pump really moving water at the rate of 400 GPM?
Memories of Shirttail Creek, Northern California
…for a few hours, we fervently dug for gold. After we did a cleanup, I couldn’t believe the amount we got.
The Basics of Permitting and Bonding Your Mining Operation
With the recent surge of interest in gold projects, it’s about time to revisit a subject that strikes fear into the hearts of small-scale miners: Permits.
The Basics of Froth Flotation

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