The Hanson Creek Formation is a geologic formation in Nevada. It preserves fossils dating back to the Dapingian-Katian (Ibexian-Richmondian in the regional stratigraphy) stages of the Ordovician period.[1]
Hanson Creek Formation | |
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Stratigraphic range: Dapingian-Katian (Ibexian-Richmondian) | |
Type | Geologic formation |
Underlies | Roberts Mountains Formation |
Overlies | Eureka Quartzite |
Thickness | 350 feet (110 m) |
Lithology | |
Primary | Limestone |
Other | Dolomite, sandstone |
Location | |
Coordinates | 39°00′N 116°00′W / 39.0°N 116.0°W |
Approximate paleocoordinates | 7°06′S 74°30′W / 7.1°S 74.5°W |
Region | Nevada |
Country | ![]() |
Type section | |
Named for | Hanson Creek |
See also
editWikimedia Commons has media related to Hanson Creek Formation.
References
edit- ^ Hanson Creek Formation at Fossilworks.org
Further reading
edit- W. C. Sweet. 2000. Conodonts and Biostratigraphy of Upper Ordovician Strata Along a Shelf to Basin Transect in Central Nevada. Journal of Paleontology 74(6):1148-1160
- G. W. Renz. 1990. Late Ordovician (Caradocian) radiolarians from Nevada. Micropaleontology 36(4):367-377
- R. J. Elias. 1983. Late Ordovician solitary rugose corals of the Stony Mountain Formation, southern Manitoba, and its equivalents. Journal of Paleontology 57(5):924-956
- R. J. Ross, Jr., T. B. Nolan, and A.G. Harris. 1980. The Upper Ordovician and Silurian Hanson Creek Formation of central Nevada. United States Geological Survey Professional Paper (1126-A-J)C1-C22
- R. J. Rose, Jr., T. B. Nolan, and A. G. Harris. 1979. The Upper Ord. and Sil. Hanson Cr. Fm. of central NV. U.S. Geological Survey Professional Paper 1126C
- R. J. Ross, Jr. 1970. Ordovician Brachiopods, Trilobites, and Stratigraphy in Eastern and Central Nevada. United States Geological Survey Professional Paper 639:1-99