Chenque Formation

Geology

Members: unnamed (27)

Lithologies: not reported (8), "siliciclastic" (3), sandstone (16)

Paleoenvironments: marine indet. (12), terrestrial indet. (5), shallow subtidal indet. (2), coastal indet. (7), transition zone/lower shoreface (1)

Age range: base of the Sinemurian to the top of the Langhian or 199.50000 to 13.82000 Ma
Collections

Time interval Ma Country or state Original ID and collection number
Sinemurian199.5 - 192.9Argentina (Mendoza) (33738)
Late/Upper Pliensbachian192.9 - 184.2Argentina (Mendoza) (33737 36935)
Pliensbachian192.9 - 184.2Argentina (Mendoza) (33724 33733 33734 33735 33740 33741 33742 33744 33745 33750 33751 33752 33753 33763 33765 33767 33771 33774 33775 33777 33780 33782 33784 36906)
Late/Upper Pliensbachian - Early/Lower Toarcian192.9 - 182.9Argentina (Mendoza) (36892)
Pliensbachian - Toarcian192.9 - 174.7Argentina (Mendoza) (33746 33785 33790)
Toarcian184.2 - 174.7Argentina (Mendoza) (33754 33755 33756 33757 33758 33792 33794)
Late/Upper Oligocene - Early/Lower Miocene27.3 - 15.98Argentina (Chubut) (136170 143211 143212 143213 143214)
Late/Upper Oligocene - Miocene27.3 - 5.333Argentina (169463 169464 169465 169466 169468)
Late/Upper Oligocene - Late/Upper Pleistocene27.3 - 0.0117Argentina (Patagonia) (169490)
Early/Lower Miocene23.04 - 15.98Argentina (Santa Cruz) (94817 193976)
Early/Lower Miocene23.04 - 15.98Argentina (71427 71428 71429 71430 239130)
Early/Lower Miocene23.04 - 15.98Argentina (Chubut) (211699 211700)
Burdigalian20.45 - 15.98Argentina (Chubut) (210762)
Burdigalian - Langhian20.45 - 13.82Argentina (Chubut) (241015)
Middle Miocene15.98 - 11.63Argentina (Chubut) (211701 212538 212539)
Middle Miocene15.98 - 11.63Argentina (71425 71426)