T he gemstone spinel, known for its vibrant colors resembling gems such as rubies and sapphires, has now been shown to be ...

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 ...

You may have heard of diamond qubits, but diamonds aren’t the only gemstones that can be used to store quantum information. A ...

Great Artesian Oil and Gas says that work on the Spinel 3D Seismic Survey commenced on December 15, 2006. Covering a total of approximately 500 sq km of portions of PELs 106 and 91, this survey ...