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Rock, partings, ferns, hillside, Mt. Zion site, Pennsylvania

By Pennsylvania Water Science Center
photograph of hillside with ferns, brown leaves, and exposed rock with large pebbles and openings between rock layers
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Detailed Description

Exposed Hellam Conglomerate member of the Chickies Quartzite at East Mount Zion Superfund Site, York County, Pennsylvania. (Lisa Senior, USGS)

Sources/Usage

Public Domain.