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Synthetic alexandrite is an artificially grown crystalline variety of chrysoberyl, composed of beryllium aluminum oxide (BeAl 2 O 4). The name is also often used erroneously to describe synthetically-grown corundum that simulates the appearance of alexandrite , but with a different mineral composition.
Founded by brothers, Duke and Stanley Goldberg, the first Rite Rug store was opened on the corner of Cherry and High Streets in Columbus, Ohio, in 1934. They primarily sold carpet flooring and rugs. In the 1960s, Rite Rug began expanding, opening a second store on E. Main Street and then a third store on Morse Road in Columbus.
Alexandrite in sizes over three carats are very rare. Today, several labs can produce synthetic lab-grown stones with the same chemical and physical properties as natural alexandrite. Several methods can produce flux-grown alexandrite, Czochralski (or pulled) alexandrite, and hydrothermally-produced alexandrite.
Schottenstein Stores Corp., based in Columbus, Ohio, is a holding company for various ventures of the Schottenstein family. Jay Schottenstein and his sons Joey Schottenstein , Jonathan Schottenstein , and Jeffrey Schottenstein are the primary holders in the company.
In 2007, Federated Department Stores became Macy's Group Inc. and rebranded all of the Lazarus stores, including the Kingsdale location, as Macy's. [ 32 ] Although the 2001 deal fell through, Continental Real Estate, developers of Lennox Town Center and parts of Easton and the Arena District , [ 13 ] purchased Kingsdale in late 2009. [ 33 ]
An uncut, rough yellow sapphire found at the Spokane Sapphire Mine near Helena, Montana. Sapphire is one of the two gem-varieties of corundum, the other being ruby (defined as corundum in a shade of red). Although blue is the best-known sapphire color, it occurs in other colors, including gray and black, and also can be colorless.
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Alexandrite displays a colour change dependent upon light, along with strong pleochroism. The gem results from small-scale replacement of aluminium by chromium oxide, which is responsible for alexandrite's characteristic green to red colour change. Alexandrite from the Ural Mountains in Russia is green by daylight and red by incandescent light ...