Phosphoria Formation
Geology
Members: unnamed (1), Cherty Shale (1), Ervay (1), Franson (8), Grandeur (2), Lower Chert (1), Meade Peak (79), Meade Peak Phosphatic Shale (4), Retort (17), Retort Phosphatic Shale (3), Rex (2), Rex Chert (9), Tosi (6), Tosi Chert (2)
Lithologies: not reported (5), "siliciclastic" (3), claystone (7), mudstone (15), "shale" (55), siltstone (1), sandstone (2), "limestone" (53), chert (8)
Paleoenvironments: marine indet. (42), carbonate indet. (4), shallow subtidal indet. (1), offshore ramp (26), offshore indet. (5), coastal indet. (1), offshore (57)
Collections