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Even the same named gemstone can occur in many different colors: sapphires show different shades of blue and pink and "fancy sapphires" exhibit a whole range of other colors from yellow to orange-pink, the latter called "padparadscha sapphire". [39] This difference in color is based on the atomic structure of the stone.
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. A pinkish orange variety of sapphire is called padparadscha.
A rare type of sapphire, padparadscha sapphire, is pink-orange. The name "corundum" is derived from the Tamil-Dravidian word kurundam (ruby-sapphire) (appearing in Sanskrit as kuruvinda). [8] [9] Because of corundum's hardness (pure corundum is defined to have 9.0 on the Mohs scale), it can scratch almost all other
NBC pioneered morning television more than 72 years ago when the network debuted its new show, TODAY, in 1952. Since then, the live broadcast program has become a cornerstone of American ...
The DeLong Star Ruby - a 100-carat stone discovered in Burma in the 1930s. The Patricia Emerald - a 12-sided 632-carat emerald found in Colombia in 1920, unique because it was never cut into a gem shape. [2] The Brazilian Princess Topaz - a light blue gemstone weighing 9.5 pounds, considered to be the largest cut gemstone in the world. [15]
Today (also called The Today Show) is an American morning television show that airs weekdays from 7:00 a.m. to 11:00 a.m. on NBC.The program debuted on January 14, 1952. It was the first of its genre on American television and in the world, and after 73 years of broadcasting it is fifth on the list of longest-running American television serie
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Collins-Black, who became aware of Fenn’s hunt in 2016, even joined the search, spending weeks in the Rockies before Fenn’s treasure was found in 2020. The discovery left him deflated but ...