Large Scale Mining
The Robinson Mine—Big Things Happen Here
January 2013 by Bill Rich
When I’m traveling through the West, I sometimes take detours that lead me to places that I never knew existWho 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?
Determining The Optimal Crushing Size for Gravity Recovery
It’s not easy to figure out what is best without testing, and so a certain level of confusion has developed about how small the ore ought to be crushed.
Drilling Down - Looking With Drill Bit Eyes
October 2023Canadian Company Recovers 1,111-Carat Diamond
It is the second largest gem-quality diamond in history, after the 3,106-carat “Cullinan Diamond” was recovered in South Africa in 1905.
Extraction of Precious Metals Using Froth Flotation
Without this versatile group of technologies, we would be hard-pressed to produce the metals so critical to our modern way of life. The robust mining industry of today would literally not exist.
Surviving The Boom and Bust Cycle
Back when I was in college, when I first started classes, the demand for new engineers was so strong that every graduate had multiple job offers without even trying.
Stamp Mills
Stamp mills were a proven method of proccessing in early mining.
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