They also observed activity in the Mahenge region of Tanzania, where the increasing demand for spinel is causing a huge increase in mining operations. The GIA field gemology team has visited all ...

The GIA team collected tsavorite, spinel and sapphire rough, verifying and recording the precise origin of each sample ...

They also observed activity in the Mahenge region of Tanzania, where the increasing demand for spinel is causing a huge increase in mining operations. The GIA field gemology team has visited all the ...

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

A new study reveals that spinel, a vibrant and rare gem, can also be used as a qubit system. Spinels are a transparent gems that come in red, blue, black, lavender, white, yellow, and other colors.

A captivating gemstone grabbed headlines at the Sotheby’s Magnificent Jewels sale in New York this past December. The 16.53-carat Brazilian alexandrite was the center stone of a ring that sold for ...

Examination of red and blue samples of a relatively new flux synthetic spinel from Russia established criteria by which they can be separated from their natural counterparts. The flux synthetic blue ...