| Title | Maplewood Shale (Silurian), Rochester, Monroe County, New York |
| Description | The Maplewood Shale (Silurian) is a fine-grained rock containing predominantly microcrystalline clay (illite), with minor quartz, feldspar, sericite, calcite and other accessory minerals. This sample is 9.5 cm across. |
| Chronostratigraphy | Silurian |
| Lithostratigraphy | Maplewood Shale |
| Location | USA ▹ New York ▹ Monroe. Near Rochester. |
| Photographer | Mike Davis. 2001-03-22. |
| Collection | Ward’s Collection of Classic North American Rocks #52. |
| Key words | Maplewood, shale, New York |
| Tech details | 702 KB. Hand specimen. Fujifilm FinePix S1Pro digital camera; 60mm AF Nikon micro lens. |
| GeoDIL number | 241 |
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