Flechado Formation | |
---|---|
Stratigraphic range: | |
Type | Formation |
Underlies | Alamitos Formation |
Overlies | Tererro Formation |
Thickness | 2,500 ft (760 m) |
Lithology | |
Primary | Sandstone, shale |
Other | Siltstone, limestone, conglomerate |
Location | |
Coordinates | 36°09′45″N 105°34′43″W / 36.1623943°N 105.5786314°W |
Region | New Mexico |
Country | United States |
Type section | |
Named for | Flechado Creek |
Named by | P.K. Sutherland |
Year defined | 1963 |
The Flechado Formation is a geologic formation in the northern Sangre de Cristo Mountains of New Mexico. It preserves fossils dating back to the early to middle Pennsylvanian.[1]