| Title | Jointed cross-bedded sandstone (quartzite) in Leif Ericson Park |
| Description | Jointed cross-bedded sandstone (quartzite) along Lake Superior shoreline, Leif Ericson Park, Duluth, St. Louis County, Minnesota. |
| Chronostratigraphy | Late Proterozoic, Keweenawan |
| Lithostratigraphy | North Shore Volcanic Group |
| Geologic province | Midcontinent Rift |
| Location | USA ▹ Minnesota ▹ St. Louis. Near Duluth. Duluth Quadrangle. |
| Photographer | Joseph Hartman. 2002-02-21. |
| Collection | Joseph Hartman C08840. |
| Key words | Joints, cross bedding |
| Tech details | 614 KB. Outcrop. Kodachrome, TIFF. |
| GeoDIL number | 2409 |
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