Ron Wolf2025-03-122025-03-12https://hdl.handle.net/11124/180034Photographed by Ron Wolf.Transparent prisms of amethyst (variety of quartz), color shading from clear to purple, Crystal Hill mine, Beidell district, Saguache County, Colorado.born digitaldigital photographsCopyright Ron Wolf.In copyright - non-commercial use permitted: http://rightsstatements.org/vocab/InC-NC/1.0/mineral and rock specimensMinerals -- Colorado -- Saguache CountyQuartz -- Colorado -- Saguache CountyAmethysts -- Colorado -- Saguache CountyCrystal Hill Mine (Colo.)Image