Orthoceras
Orthoceras
nautiloid shell in black limestone-shale
Silurian to Lower Devonian
Over 400 million years old
Morocco
Copyright
© © Noel Darlucio Pura
Photo Information
- Taken with SAMSUNG SGH-T989
- Focal Length 4 mm
- Exposure Time 1/40
- f Aperture f/2.7
- ISO Speed 100
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