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i1052-5173-26-8-4-f01
 

Figure 1.

Virtual rock created with SketchUp and geolocated at collection site, Rheems Quarry, Pennsylvania, USA. Online version can be rotated, and is available at dx.doi.org/10.1130/GSATG257.S1. ©2016 Google Inc. Image: Landsat. Inset: Photographing hand specimen at arm’s length. Background is irrelevant as it will be cropped.

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