# Osmium-crystals 2

- By: Alchemist-hp (talk) (www.pse-mendelejew.de)
- Date: 2010-02-16
- Classification: Photograph
- Museum: [Wikimedia Commons](https://commons.wikimedia.org/wiki/File:Osmium-crystals_2.jpg)
- Rights: [FAL](http://artlibre.org/licence/lal/en)
- Picture: https://upload.wikimedia.org/wikipedia/commons/thumb/9/9e/Osmium-crystals_2.jpg/1920px-Osmium-crystals_2.jpg
- Who can see it: Teens profiles and older (museums give no ratings; placed by Invisible Network from the museum's own words)

Osmium Os, crystals, purity ≥ 99.99 %, 20 g. Produced by chemical transport reaction in chlorine gas. Collection M.R.