# Tantalum single crystal and 1cm3 cube

- By: Alchemist-hp (talk) (www.pse-mendelejew.de)
- Date: 2010-05-29
- Classification: Photograph
- Museum: [Wikimedia Commons](https://commons.wikimedia.org/wiki/File:Tantalum_single_crystal_and_1cm3_cube.jpg)
- Rights: [FAL](http://artlibre.org/licence/lal/en)
- Picture: https://invisiblenetwork.ai/thumbs/commons/thumb/8/83/Tantalum_single_crystal_and_1cm3_cube.jpg/1920px-Tantalum_single_crystal_and_1cm3_cube.jpg
- Who can see it: Teens profiles and older (museums give no ratings; placed by Invisible Network from the museum's own words)

A high purity (99.999 %) tantalum single crystal, made by the floating zone process, some single crystalline fragments of tantalum, as well as a high purity (99.99 % = 4N) 1 cm3 tantalum cube for comparison.