| State | Colorado |
|---|---|
| Name | South Park Fm |
| Geologic age | Tertiary |
| Lithologic constituents |
Major
Sedimentary > Clastic > Sandstone (Arkosic)
Sedimentary > Clastic > Mudstone > Shale
Minor
Igneous (Volcaniclastic-volcanic breccia)
Igneous > Volcanic > Mafic-volcanic > Andesite
Sedimentary > Clastic > Conglomeratevolcaniclastic
|
| References | Tweto, Ogden, 1979, Geologic Map of Colorado: U.S. Geological Survey Special Geologic Map, scale 1:500,000. |
| NGMDB product | |
| Counties | Costilla - Park |