Philadelphia Silver and Copper Mining Company was a 19th-century mining corporation chartered in Pennsylvania, April 8, 1864. It owned mining properties along the Colorado River in the

Lower Colorado River Valley The Lower Colorado River Valley (LCRV) is the river region of the lower Colorado River of the southwestern United States in North America that rises in the Rocky Mountains and has its outlet at the Colorado River Delta in the northern Gulf of C ...

, in California and

Arizona Territory The Territory of Arizona (also known as Arizona Territory) was a territory of the United States that existed from February 24, 1863, until February 14, 1912, when the remaining extent of the territory was admitted to the Union as the state of ...

in the 1860s. The company involved eastern financiers including Thomas Tilden, Adolph Hugel, John Potter, William Reich, Alphonso F. Tilden, and Robert Smith. Laws of the General Assembly of the Commonwealth of Pennsylvania, Singerly & Myers, Harrisburg, State Printers, 1864, pp.295-296
/ref> Its managing director was Alphonso F. Tilden, based in San Francisco. Los Angeles Star, Volume XIV, Number 15, 13 August 1864, p.3 col.3, Colorado Copper
/ref> The company mining properties were silver mines in El Dorado Canyon in the

Colorado Mining District Colorado (, other variants) is a state in the Mountain states, Mountain West subregion of the Western United States. It encompasses most of the Southern Rocky Mountains, as well as the northeastern portion of the Colorado Plateau and the wes ...

of what was then

and after 1869 Lincoln County, Nevada; and copper mine in the Freeman Mining District in San Bernardino County, California across the river from Aubrey Landing. Richard E. Lingenfelter, Steamboats on the Colorado River, 1852-1916, University of Arizona Press, Tucson, 1978
/ref>

References

Defunct mining companies of the United States Mining in California Silver mining in Nevada Companies based in San Francisco Defunct companies based in California American companies established in 1864 Non-renewable resource companies established in 1864 1864 establishments in Pennsylvania {{US-company-stub

See also

References