. . . . . . . . . . . . . . . . "The Ontario silver mine is a mine that was active starting in 1872, and is located near Park City, Utah, United States."@en . . . . . . . . . . "4471"^^ . . "1120603676"^^ . . "The Ontario silver mine is a mine that was active starting in 1872, and is located near Park City, Utah, United States."@en . . . . . . . . . . . . . "Ontario silver mine"@en . . . . . . . . . . . . . . . . . . . "37631059"^^ . . . . . . . . . .