Quiricó Formation | |
---|---|
Stratigraphic range: Aptian, ~ [1] | |
![]() Stratigraphic position of the Quiricó Formation in São Francisco Basin | |
Type | Geological formation |
Unit of | Areado Group |
Underlies | Abaeté Formation |
Overlies | Três Barras Formation |
Thickness | 60–100 m (200–330 ft) |
Lithology | |
Primary | Sandstone, claystone |
Other | Siltstone, limestone |
Location | |
Coordinates | 16°42′S 44°24′W / 16.7°S 44.4°W |
Approximate paleocoordinates | 17°30′S 11°54′W / 17.5°S 11.9°W |
Region | ![]() |
Country | ![]() |
Extent | São Francisco Basin |
Type section | |
Named for | Quiricó Lake/ River |
Named by | Barbosa |
Year defined | 1965 |
The Quiricó Formation is a geological formation of the Areado Group in Minas Gerais, Brazil whose strata date back to the Early Cretaceous ( Aptian). [2] [1] Many occurrences of fossils are reported in the lacustrine deposits of the Quiricó Formation.
{{
citation}}
: CS1 maint: multiple names: authors list (
link)
Bibcode:
/abstract 2011PLoSO...616663Z {{
citation}}
: CS1 maint: DOI inactive as of July 2024 (
link)Quiricó Formation | |
---|---|
Stratigraphic range: Aptian, ~ [1] | |
![]() Stratigraphic position of the Quiricó Formation in São Francisco Basin | |
Type | Geological formation |
Unit of | Areado Group |
Underlies | Abaeté Formation |
Overlies | Três Barras Formation |
Thickness | 60–100 m (200–330 ft) |
Lithology | |
Primary | Sandstone, claystone |
Other | Siltstone, limestone |
Location | |
Coordinates | 16°42′S 44°24′W / 16.7°S 44.4°W |
Approximate paleocoordinates | 17°30′S 11°54′W / 17.5°S 11.9°W |
Region | ![]() |
Country | ![]() |
Extent | São Francisco Basin |
Type section | |
Named for | Quiricó Lake/ River |
Named by | Barbosa |
Year defined | 1965 |
The Quiricó Formation is a geological formation of the Areado Group in Minas Gerais, Brazil whose strata date back to the Early Cretaceous ( Aptian). [2] [1] Many occurrences of fossils are reported in the lacustrine deposits of the Quiricó Formation.
{{
citation}}
: CS1 maint: multiple names: authors list (
link)
Bibcode:
/abstract 2011PLoSO...616663Z {{
citation}}
: CS1 maint: DOI inactive as of July 2024 (
link)