Deutsch: Hochreiner, elektrolytisch abgeschiedener Kupferkristall mit dendritischer Struktur. Aufgenommen mit einem Rasterlektronenmikroskop "ULTRA plus" von Zeiss bei einer Beschleunigungsspannung von 3 kV und einer Vergrößerung von x 2500.
English: A pure copper crystal with dendritic structure, electrolytic made. Picture taken by a scanning electron microscope "ULTRA plus" (Zeiss) with an acceleration voltage of 3 kV and a magnification of x 2500.
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