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 ...

Spinel Fruit is used as both a cooking ingredient, and a currency to buy Natlan's craftable weapon blueprints in Genshin Impact. It's one of the harder materials to track down in Genshin Impact ...

Once scientists figure out how to manipulate the spinel qubits, these gemstones could be used for various quantum computing ...