Colorado Gold Production Summary – Western Mining History
When the price of gold was raised to $35 per ounce in 1934, production again rose to 380,000 ounces in 1941. It again declined abruptly when the mines were closed during World War II. After the war the annual gold output reached a maximum of about 150,000 ounces in 1947, but during 1954-65 it was below 100,000 ounces.
WhatsApp: +86 18221755073