| Title | Tonto Platform, Grand Canyon National Park, Arizona |
| Description | View of Tonto Platform from Kaibab Trail, Grand Canyon National Park. Platform formed in soft shales of Bright Angel on resistant strata of the Tapeats Sandstone. Cliff-forming Tapeats seen across Colorado River, with Grand Canyon Supergroup exposed below cliff and remainder of Paleozoic section seen in background. |
| Chronostratigraphy | Lower and Middle Cambrian |
| Lithostratigraphy | Tapeats Sandstone (Tonto Group), Bright Angel Shale (Tonto Group) |
| Geologic province | Colorado Plateau |
| Location | USA ▹ Arizona ▹ Coconino. Near Grand Canyon. Grand Canyon National Park. |
| Photographer | Joseph Hartman. 1979. |
| Collection | Joseph Hartman P02471. |
| Key words | Grand Canyon National Park, Tonto Platform |
| Tech details | 840 KB. Outcrop. Kodachrome, TIFF format. |
| GeoDIL number | 1342 |
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