Loading AI tools
From Wikipedia, the free encyclopedia
La Cascada Formation a sedimentary formation near Futaleufú in the western Patagonian Andes of southern Chile. Lithologies vary from sandstone, siltstone and conglomerate. The sediment that now forms the rock deposited during the Oligocene and Early Miocene epoch in shallow marine environment. The formation contain fossils of bivalves and gastropods.[1]
La Cascada Formation | |
---|---|
Stratigraphic range: Late Oligocene–Early Miocene | |
Type | Geological formation |
Overlies | Cretaceous granitoids Divisadero Group Lower Jurassic volcanic rocks |
Thickness | 130 m (430 ft) |
Lithology | |
Primary | Sandstone, siltstone, conglomerate |
Location | |
Region | Los Lagos Region |
Country | Chile |
Type section | |
Named by | Thiele et al. |
Year defined | 1978 |
The formation unconformably overlies sedimentary rock of Jurassic age, Cretaceous sedimentary rocks of Divisadero Group and Cretaceous granite plutons.[1][2]
Further south in Aysén Region, the Guadal Formation is a geologically equivalent formation.[1]
Seamless Wikipedia browsing. On steroids.
Every time you click a link to Wikipedia, Wiktionary or Wikiquote in your browser's search results, it will show the modern Wikiwand interface.
Wikiwand extension is a five stars, simple, with minimum permission required to keep your browsing private, safe and transparent.