Electrolytically refined pure (99.9 %) nickel nodules, and a high purity (99.99 % = 4N) 1 cm3 nickel cube for comparison. Crystallized nickel-electrolyte salts (green) can be seen in the pores of the nodules.
This is the English translation of the Picture of the day description page from 3 February 2014.
Electrolytically refined pure (99.9 %) nickel nodules, and a high purity (99.99 % = 4N) 1 cm3 nickel cube for comparison. Crystallized nickel-electrolyte salts (green) can be seen in the pores of the nodules.
