Physical stratigraphy of the phosphoria formation in Northwestern Wyoming : contributions to economic geology /

Autor Sheldon, Richard P.
Vydáno 1957

Minor elements in bedrock soil, and vegetation at an outcrop of the Phosphoria Formation on Snowdrift Mountain southeastern Idaho : contributions to general geology /

Autor Lotspeich, Frederick B., Markward, Ellen L.
Vydáno 1963

Large and rich phosphorus resources in the Phosphoria Formation in the Soda Springs area, southeastern Idaho /

Autor Gulbrandsen, Robert A., Krier, Donathon J.
Vydáno 1980

Further studies of the distribution of uranium in rich phosphate beds of the phosphoria formation : a contribution to the geology of uranium /

Autor Thompson, M. E.
Vydáno 1954

Vývoj fosforem bohatého peraluminického magmatu granitový systém Podlesí v Krušných horách /

Autor Breiter, Karel, 1956-
Vydáno 2006

Mineral resources in Permian rocks of southwest Montana /

Autor Swanson, Roger Warren, 1914-
Vydáno 1970

The Phosphoria, Park City and Shedhorn formations in the western phosphate field : geology of permian rocks in the western phosphate field /

Autor MacKelvey, Vincent Ellis, Williams, James Steele, 1896-1957, Sheldon, Richard P., Cressman, Earle Rupert, 1923-, Cheney, T. M., Swanson, R. W.
Vydáno 1959