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 ...

The gemstone spinel, known for its vibrant colors resembling gems such as rubies and sapphires, has now been shown to be capable of storing quantum information, making it a viable material in the ...

Spinels refer to minerals such as magnesium, nickel, or zinc packed tightly into cubic crystals. Spinel oxides have been explored for their potential as active electrochemical oxygen evolution ...

Spinels and spinel structured oxide belong to a group of semi-precious gemstones sometimes found alongside rubies in rare rocks. The researchers found that the mineral also holds a rare quality ...