Type:

Other

Description:

The goal of this virtual field trip to Iridium Hill, Montana is to investigate the disappearance of dinosaur fossils above the Cretaceous/ Tertiary boundary. The site provides rock outcrop photos of Cretaceous and Tertiary strata (Hell Creek and Fort Union Formations), stratigraphic sections and supporting text for this classic iridium-bearing locality. Topics include the K/T boundary, iridium concentrations, stratigraphy, sedimentology and, fluvial and lacustrine depositional environments.

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      Keywords:

      Chicxulub impact,Biology,Hydrology,NSDL,Geology,NSDL_SetSpec_2669651,Life Science,ancient river deposits,oai:nsdl.org:2200/20080221142003442T,extinction,Geoscience

      Language:

      English

      Access Privileges:

      Public - Available to anyone

      License Deed:

      Creative Commons Attribution Non-Commercial Share Alike

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      Non-profit Tax ID # 203478467