October 8, 2016
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When calculating the size of a crushing plant, it is not advisable to design a crushing plant to run for 24 hours per day. The
Small Screw conveyors are used principally for bulk conveying of light and fluffy dry material, materials which dust badly when conveyed, hot materials which cannot
Sampling and Assaying A prospector sometimes fails to reap the full advantage, or even any advantage, from a discovery, because of his manner of handling
The search for mineral deposits can be made to produce better results if special attention is given to certain surface appearances. Experience has shown that
The prospector’s most valuable prospecting equipment for his business is his knowledge of rocks and minerals; and the more thorough, complete, and practical is this knowledge,
This interesting list may lead to a more careful watch for precious and semi-precious stones and their names. Most gems are crystals of unusual quality in
A number of minerals are mined because of their use for other purposes than as ores of metals. Some of these minerals are of such
Pitchblende or uraninite, consists mostly of uranium oxides. It is a pitch-black, greenish or brownish black mineral, green or brown when finely powdered; it has a
Titanium The ores of Titanium are rutile (TiO2), and ilmenite (FeTiO3). Rutile has been found in quantity in gabbro-pegmatite along with apatite; also with ilmenite in