Río Hatillo Formation
Rio Hatillo Formation Stratigraphic range: Early Albian | |
---|---|
Type | Formation |
Lithology | |
Primary | Sandstone |
Other | Conglomerate, limestone |
Location | |
Coordinates | 19°12′N 70°42′W / 19.2°N 70.7°WCoordinates: 19°12′N 70°42′W / 19.2°N 70.7°W |
Country | ![]() |
![]() ![]() Río Hatillo Formation (the Dominican Republic) |
The Río Hatillo Formation is a geologic formation in Dominican Republic. It preserves bivalve, echinoid, gastropod and ammonite fossils dating back to the Early Albian period.
Description[]
Río Hatillo Formation comprises a basal conglomerate, sandstones and calcareous sandstones, covered by a massive biogenic limestone. The formation was probably deposited in a shallow, near-shore environment as part of the Cretaceous Volcanic Arc sections.[1]
See also[]
- List of fossiliferous stratigraphic units in the Dominican Republic
References[]
- ^ Rio Hatillo Formation at Fossilworks.org
Further reading[]
- R. Myczynski and M. Iturralde Vinent. 2005. The Late Lower Albian Invertebrate Fauna of the Río Hatillo Formation of Pueblo Viejo, Dominican Republic. Caribbean Journal of Science 41(4):782-796
Categories:
- Geologic formations of the Dominican Republic
- Cretaceous Caribbean
- Albian Stage
- Sandstone formations
- Limestone formations
- Conglomerate formations