Scientists introduced atomic defects in spinel using cerium, and voilà! The gemstone became a solid qubit system.

Experts Discover Ancient Life Locked Inside a 2.5 Billion-Year-Old Ruby as a Residue In 2021 inside an opulent gemstone, ...

Malawi's government is demanding the astonishing sum of $309bn (£245bn) in unpaid taxes and royalties from a US-based gemstone company for rubies exported from the southern African state over the last ...