From the case:
Chromium
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High purity (99.999%) chromium crystals, synthesized via decomposition of chromium iodide, and, for comparison, a high purity (99.95 %) chromium cube.
- Author: Alchemist
- Original file: https://commons.wikimedia.org/wiki/File:Chromium_crystals_and_1cm3_cube.jpg
- Modifications: none
- License: https://creativecommons.org/licenses/by-nc-nd/3.0/
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