CA-339 New Almaden Quicksilver Mine

Marker text: NEW ALMADEN QUICKSILVER MINE

From this cinnabar hill the Indians used pigment for paint. Mercury was mined, 1845. Gold discovery made mercury indispensable and the mine became the most productive in America, became world famous. It sold for $1,700,700 in 1864.

Historical Landmark No. 339

Department of Public Works - Division of Highways