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Mineral Resources On-Line Spatial Data

Wasatch Fm (including Fort Union equivalent at base) and Ohio Creek Fm

Claystone, mudstone, sandstone, and conglomerate
StateColorado
NameWasatch Fm (including Fort Union equivalent at base) and Ohio Creek Fm
Geologic agePhanerozoic | Cenozoic | Tertiary
Original map labelTwo
Primary rock typemudstone
Secondary rock typesandstone
Other rock typesshale; conglomerate
Lithologic constituents
Major
Sedimentary > Clastic > Mudstone > Claystone
Minor
Sedimentary > Clastic > Conglomerate
Sedimentary > Clastic > Mudstone > Shale
Sedimentary > Clastic > Mudstone
Sedimentary > Clastic > Sandstone
Map references
Tweto, Ogden 1979, Geologic Map of Colorado: U.S. Geological Survey Special Geologic Map, scale 1:500,000.
Unit references
Tweto, Ogden 1979, Geologic Map of Colorado: U.S. Geological Survey Special Geologic Map, scale 1:500,000.
Geographic coverageDelta - Garfield - Gunnison - Mesa - Rio Blanco

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