Coral sand from the beach of Apo Island,Philippines,consisting of rounded fragments of limestone (calcium carbonate). Sand grains are exactly life-size on the original 35 mm slide (1:1) | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / GREGORY G. DIMIJIAN, M.D. |
Bildgröße: | 5131 px × 3405 px |
Modell-Rechte: | nicht erforderlich |
Restrictions: |
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