3 ms·
Diamond is only the hardest known naturally occurring material. For the hardest known material, take a look at this paper from 2005: http://adsabs.harvard.edu/
by dhx 14y ago
Diamond is only the hardest known naturally occurring material.
For the hardest known material, take a look at this paper from 2005:
http://adsabs.harvard.edu/abs/2005ApPhL..87h3106D http://adsabs.harvard.edu/abs/2005ApPhL..87h3106D
Or the Wikipedia article for a more general treatment:
https://en.wikipedia.org/wiki/Aggregated_diamond_nanorod https://en.wikipedia.org/wiki/Aggregated_diamond_nanorod
- gliese1337 14y agoNot even that, quite. There are two known naturally occurring minerals that are harder than diamond: wurtzite boron nitride, and lonsdaleite (another carbon allotrope). They just don't occur in very large quantities. Ref: http://www.newscientist.com/article/dn16610-diamond-no-longer-natures-hardest-material.html http://www.newscientist.com/article/dn16610-diamond-no-longe...