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Mineral Resources > Online Spatial Data > Geology > by state > Colorado

Troublesome Fm

Sandstone and siltstone; in Middle Park
StateColorado
NameTroublesome Fm
Geologic agePhanerozoic | Cenozoic | Tertiary
Original map labelTt
Primary rock typesandstone
Secondary rock typesiltstone
Other rock types
Lithologic constituents
Major
Sedimentary > Clastic > Siltstone
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 coverageGrand - Summit

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