Hosselkus Limestone
Geological formation in California, United States / From Wikipedia, the free encyclopedia
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The Hosselkus Limestone is an Upper Triassic fossiliferous marine micritic limestone formation that outcrops in Plumas and Shasta Counties, California.[1] It is known for its invertebrate fauna, most notably the many species of shelled cephalopods.
Quick Facts Type, Thickness ...
Hosselkus Limestone | |
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Stratigraphic range: Late Triassic, 237–201 Ma | |
Type | Geological formation |
Thickness | up to 140 feet (40 m) |
Lithology | |
Primary | Limestone |
Other | granite, slate, sandstone |
Location | |
Coordinates | 40.06°N 120.72°W / 40.06; -120.72 |
Region | California |
Country | United States |
Type section | |
Named for | Hosselkus Creek, Plumas County, California |
Named by | Diller, J. S. |
Year defined | 1892 |
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