Neuropteris tenuifolia (Schlotheim 1820)
7cm. long. Many plants from this site are covered with a thin layer of Gümbelite, defined as an impure form of Pyrophyllite, which accounts for the iridescent colors as seen here and on other samples.
Upper Carbon
Silesian
Westfal D
Flöz 3-Bank
Piesberg quarry near Osnabrueck, Germany
Photo Information
- Taken with Canon Canon PowerShot SX230 HS
- Focal Length 5 mm
- Exposure Time 1/8
- f Aperture f/3.1
- ISO Speed 1600
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