Description
According to the “Roadside Geology of Pennsylvania” by Bradford B. Van Diver, the Arch Rock located in Juniata County, PA is “an asymmetrical anticline in thin-bedded lower Silurian Keefer sandstones.”
Just thought you’d like to know.
Somewhere just off the beaten path...
January 24, 2010
According to the “Roadside Geology of Pennsylvania” by Bradford B. Van Diver, the Arch Rock located in Juniata County, PA is “an asymmetrical anticline in thin-bedded lower Silurian Keefer sandstones.”
Just thought you’d like to know.
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