Calamites
By Strepsodus
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A decent sized Calamites stem (most likely C.suckowii), just over 3 and a half inches. Probably Middle Pennine Coal Measures formation.
Photo Information
- Taken with SAMSUNG SM-T310
- Focal Length 3.3 mm
- Exposure Time 1/8
- f Aperture f/2.6
- ISO Speed 250
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