2007-01-032022-02-032007-01-032022-02-03https://hdl.handle.net/11124/7088The following information applies to the digital image:"2.6 x 1.4 x 1.3 in."The mineral specimen comes from the Black Cloud Mine, located at Gold Hill, Leadville in the Leadville mining district, Lake County, Colorado. The Black Cloud Mine was operated in the 1960s until its closure in 1999 under ASARCO. It was the last operating Mine in Leadville.The mineral specimen comes from the Black Cloud Mine, located at Gold Hill, Leadville in the Leadville mining district, Lake County, Colorado. The Black Cloud Mine was operated in the 1960s until its closure in 1999 under ASARCO. It was the last operating Mine in Leadville.Digital image copyright owned by Front Range Minerals, Golden, CO.Mineral and rock specimensStillImage