Sunrise Formation
Appearance
Sunrise Formation | |
---|---|
Stratigraphic range: Hettangian-Sinemurian ~ | |
Type | Formation |
Sub-units | Ferguson Hill & New York Canyon members |
Overlies | Gabbs Formation |
Lithology | |
Primary | Limestone |
Other | Shale, siltstone, sandstone |
Location | |
Coordinates | 38°30′N 118°06′W / 38.5°N 118.1°W |
Approximate paleocoordinates | 19°30′N 56°12′W / 19.5°N 56.2°W |
Region | Nevada |
Country | ![]() |
Extent | Gabbs Valley Range |
The Sunrise Formation is a geologic formation in Nevada. It preserves fossils dating back to the Hettangian to Sinemurian stages of the Early Jurassic period.[1]
Fossil content
Among others, the following fossils have been reported from the formation:
- Ammonites
- Bivalves
- Echinoids