The Ritoque Formation (, Kiri, Kirt) is a geological formation of the Altiplano Cundiboyacense, Eastern Ranges of the Colombian Andes. The formation consists of grey siltstones, limestones and fine sandstones intercalated. The formation dates to the Early Cretaceous period; Early Hauterivian epoch and varies in thickness between .
Definition The formation was first defined and named by Etayo in 1968 after the vereda Ritoque of Villa de Leyva.
Description Lithologies The Ritoque Formation is characterised by a sequence of grey siltstones, limestones and sandstones with a thickness between .Galvis & Valencia, 2009, p.10
Stratigraphy and depositional environment The Ritoque Formation overlies the Rosablanca and Arcabuco Formations and is overlain by the Paja Formation. The age has been estimated to be Early Hauterivian. Stratigraphically, the formation is time equivalent with the Macanal Formation.Galvis & Valencia, 2009, p.17
Outcrops
The Ritoque Formation is found, apart from its type locality near Villa de Leyva, Boyacá, found in the vicinity.
See also
Geology of the Eastern Hills Geology of the Ocetá Páramo Geology of the Altiplano Cundiboyacense
References
Bibliography
Maps
External links