DescriptionBIF ventifact (limonite-magnetite banded iron formation, Archean; Ferris Dune Field, Windy Gap, Wyoming, USA) 3 (25473779214).jpg Limonite-magnetite BIF...
DescriptionBIF ventifact (limonite-magnetite banded iron formation, Archean; Ferris Dune Field, Windy Gap, Wyoming, USA) 2 (25475973503).jpg Limonite-magnetite BIF...
DescriptionBIF ventifact (limonite-magnetite banded iron formation, Archean; Ferris Dune Field, Windy Gap, Wyoming, USA) 1 (26052651216).jpg Limonite-magnetite BIF...