A Geoscience Digital Image Library
A Geoscience Digital Image Library
| Title | Vasquez Fm. (siltstone), Tick Canyon, Newhall, California |
|---|---|
| Description | This specimen of the Vasquez Fm. (Eocene-Oligocene), Tick Canyon, Newhall, California, is a very fine-grained, purple to gray siltstone. With a hand lens or microscope, it is possible to see specks of mica and other minerals besides the dominant quartz. In thin section, feldspar, chlorite, sericite and clay are recognizable. Very minor biotite, apatite, zircon, epidote and tourmaline are locally present. This sample is 9 cm across. |
| Chronostratigraphy | Eocene-Oligiocene |
| Lithostratigraphy | Vasquez Formation |
| Location | USA ▹ California. Near Newhall. Tick Canyon. |
| Photographer | Mike Davis. 2001-03-22. |
| Collection | Ward’s Collection of Classic North American Rocks #49. |
| Key words | Vasquez Formation, California, siltstone |
| Tech details | 584 KB. Hand specimen. Fujifilm FinePix S1Pro digital camera; 60mm AF Nikon micro lens. |
| GeoDIL number | 238 |
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