Identifier: cassiersmagaz401911newy Title: Cassier's magazine Year: 1891 (1890s) Authors: Subjects: Engineering Publisher: New York Cassier Magazine Co. Contributing Library: Smithsonian Libraries Digitizing Sponsor: Smithsonian Libraries

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Text Appearing Before Image: idea of the extent of quarry-ing in this State. The mills andshops alone cover a site 1,300 feetlong and 100 feet in width. In sizethe plant ranks next to the VermontMarble Company in America. Thedeposits now being excavated extenda distance of six and one-half milesand have a thickness of 350 feet insolid marble. About 40 per cent, ofthis is entirely white, as determinedby borings and other tests, while thebalance is of variegated tints. Thebeds are the highest marble beds in cient head of water has been ob-tained from the Crystal River to gen-erate 1,800 horse-power. By anoverhead system the current is trans-mitted to the quarries, also to severalbuildings. The force of employeesof the Colorado Yule Marble Com-pany is about 500. The product ofthe plant is used principally in court-houses and other public buildingsand office buildings. The States of Georgia and Ten-nessee are Marble States of theSouth. One of the most modernquarries is that of the Georgia Marble 136 CASSIERS MAGAZINE

Text Appearing After Image: A DEEP QUARRY OF THE GEORGIA MARBLE COMPANY Company, located at Tate. There arethree openings—the Kenesaw, theEtowah and the Creole—each notedfor its tint and compactness. As theillustrations show, the work of quar-rying is done by the latest models ofelectrically-driven channellers, com-pressed air drills, while steam andelectrically-operated steel derricks andconveyors are used for removing theblocks from the pits. Some of theseexcavations are over 100 feet deep. Ohio is noted for its sandstone de-posits. One of these is being workedby the Ohio Sandstone Company, atAmherst, about thirty miles from thecity of Cleveland. Here is one of thelargest gray sandstone quarries in theworld. It is 1,000 feet long, 400 feetwide, and in places the stone has beenremoved at a depth of 212 feet. Thequarrying mechanism includes Sulli-van steam cutters, operated by porta-ble steam engines. The company hastwo mills, each containing twelve gangs of saws, and a planer depart-ment, where is planed cu

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