Corundum crystals are pink, purple to red, and blue; colorless sapphire coexists with ruby, as well as gray to brown and bipyramidal sapphire and trapiche ruby. Gem corundum is associated with spinel ...

a statement necklace, and a chic updo. Her impressive diamond and blue sapphire collar—worth over $1.2 million—is set in 18kt white gold. Johnson also added on a $25,000 cocktail ring from ...

a race the 2016 Sapphire Stakes winner Two Blue finished runner-up in. Fillies and mares may also come back and contest a harder race like the Group 1 BTC Cup (1200m) over the Brisbane Winter Racing ...

Royalty-free licenses let you pay once to use copyrighted images and video clips in personal and commercial projects on an ongoing basis without requiring additional payments each time you use that ...

Middleton accessorized with an oversized Philip Treacy hat, Emmy London purse ($525), Gianvito Rossi nude pumps and a double dose of Diana’s jewelry, including her famous blue sapphire-and ...

† Wuhan National Laboratory for Optoelectronics, School of Optoelectronic Science and Engineering, Huazhong University of Science and Technology, Wuhan 430074, People's Republic of China ‡ State Key ...