"Magnetite" Quotes from Famous Books
... exhibit occupied 1,020 square feet in the Palace of Mines and Metallurgy. Here were shown 186 exhibits of sandstone, limestone, and other building stone, magnetite, brick (both burned and green), transparent selenite, and various others from Oklahoma. It also contained salt, oil, and glass sand testing 96 per cent pure. The plaster resources of Oklahoma were shown from the raw material in a solid block weighing 3,600 pounds, through the various evolutions ... — Final Report of the Louisiana Purchase Exposition Commission • Louisiana Purchase Exposition Commission |