Large Scale Mining
Drilling for Ore
August 2014 by Bill Rich
In the simplest sense, drills can be divided by their mode of action—percussion, rotary or a mixture of the two.
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Over the last several months, starting from before I left for Australia, I’ve been working on getting all the 2011 paperwork done for my mining claims. I will admit that some parts of the paperwork I let go until only a week or two before the due date.
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