Wikimedi'Òc

OncolitesAlamoBreccia.jpg - Wilson44691

NPS great-basin-geologic-map.jpg - RKBot

Zebra evaporites (Guilmette Formation, Upper Devonian; Bactrian Mountain East section, Mt. Irish Range, Nevada, USA).jpg - Ser Amantio di Nicolao

Pahranagat Valley (view from Bactrian Mountain, Mt. Irish Range, southern Nevada, USA) 1.jpg - Ser Amantio di Nicolao

Sandstone (Guilmette Formation, Upper Devonian; Bactrian Mountain, Lincoln County, Nevada, USA) 1.jpg - Ser Amantio di Nicolao

Sandstone (Guilmette Formation, Upper Devonian; Bactrian Mountain, Lincoln County, Nevada, USA) 2.jpg - Ser Amantio di Nicolao

Impact breccia (Alamo Breccia, Upper Devonian; southeastern Nevada, USA).jpg - Ser Amantio di Nicolao