Stratigraphy of the Ohanapecosh Formation north of Hamilton Buttes, southcentral Washington

Stratigraphy of the Ohanapecosh Formation north of Hamilton Buttes, southcentral Washington

Over 1055 m of early Oligocene andesitic-dacitic volcaniclastic rocks and minor interbedded andesitic lava flows of the Ohanapecosh Formation are exposed in a dissected structural high in the southern Washington Cascade Range, about 22 km southwest of Packwood, Washington. The exposed sequence of ro...

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Bibliographic Details
Main Author: Stine, Cynthia Marie
Format: Others
Published: PDXScholar 1987
Subjects:
Stratigraphic geology > Oligocene
Geology > Washington (State) > Ohanapecosh Formation
Volcanism > Washington (State) > Ohanapecosh Formation
Sedimentation and deposition > Washington (State) > Ohanapecosh Formation
Geology
Stratigraphy
Online Access:https://pdxscholar.library.pdx.edu/open_access_etds/3762
https://pdxscholar.library.pdx.edu/cgi/viewcontent.cgi?article=4763&context=open_access_etds

Internet

https://pdxscholar.library.pdx.edu/open_access_etds/3762
https://pdxscholar.library.pdx.edu/cgi/viewcontent.cgi?article=4763&context=open_access_etds

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