Business: Gypsum

In Chicago, if you frequent the Conway Building, you will likely see a man named W. E. Shearer. He is president of the Universal Gypsum & Lime Co., and will probably be talking to someone about gypsum, saying:

That it is a calcium sulphate rock, colorless and rather soft; that it is almost unknown to the general public, although widely used.

That usually it is found about 70 ft. underground where it is mined like soft coal, or in surface deposits (called gypsite) where it is scooped up by shovels as in strip coal mining....

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