Spinel, MgAl 2 O 4 (download cif), is a rare gemstone that was used to imitate rubies. The structure has face-centered cubic symmetry, and is a little heavy to understand. The general formula is AB 2 ...
Recent research involving UChicago, Argonne, and Tohoku University has revealed that the gemstone spinel can store quantum ...
The researchers found that the mineral also holds a rare quality ... The researchers note that it could be the unique structure of spinel itself helping it outcompete similar oxides as a lubricant.
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