3 ms·
ever piece of it we see is coated with a thin film of the oxide. The chemical composition of the oxide [0] is the same as the lenses on iPhone cameras, the so-
by WildUtah 12y ago
ever piece of it we see is coated with a thin film of the oxide.
The chemical composition of the oxide [0] is the same as the lenses on iPhone cameras, the so-called 'sapphire.'
[0] http://en.wikipedia.org/wiki/Corundum http://en.wikipedia.org/wiki/Corundum
- jacquesm 12y agoIt's not just so-called sapphire, it is sapphire (artificial, and a very thin layer of it but it really is the real deal).