In 1872, prospectors James Matteson and Frank Heck discovered gold
In 1877, placer gold was discovered by John Versan. The placers were
1884 to 1885, the Osceola Gravel Mining Company constructed a 16 mile ditch,
The Osceola Gravel Mining Company began surveys in 1885 for a second
The Osceola Ditch was completed on July 4, 1890 at a cost of $108,223,
Mining continued sporadically at Osceola over the next several decades.