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A star sapphire is a type of sapphire that exhibits a star-like phenomenon known as asterism; red stones are known as "star rubies". Star sapphires contain intersecting needle-like inclusions following the underlying crystal structure that causes the appearance of a six-rayed "star"-shaped pattern when viewed with a single overhead light source.
Ruspoli Sapphire: 136.9 carats (27.38 g) Stuart Sapphire: Sri Lanka 104 carats (20.8 g) Blue Tower of London: Bismarck Sapphire: Myanmar: 98.56 carats (19.712 g) Table Blue National Museum of Natural History, Washington James J. Hill Sapphire: 22.66 carats (4.532 g) Cornflower National Museum of Natural History, Washington
SAPPHIRE (health care) The Situational Awareness and Preparedness for Public Health Incidences and Reasoning Engines (SAPPHIRE) is a semantics -based health information system capable of tracking and evaluating situations and occurrences that may affect public health. It was developed in 2004 by Dr. Parsa Mirhaji at the University of Texas ...
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Sapphire, North Carolina. / 35.10694°N 83.00306°W / 35.10694; -83.00306. Sapphire is an unincorporated community in Transylvania County, North Carolina, United States. Sapphire is 8.5 miles (13.7 km) east of Cashiers. Sapphire has a post office with ZIP code 28774. [3] [4]
Estimated value. Est. US$100 million. Serendipity Sapphire is the world's largest star sapphire cluster. It weighs 510 kilograms (2,600,000 carats). [1] It was found in Kahawatte in the Ratnapura District, Sri Lanka, in July 2021. Its worth is estimated to be up to US$100 million. [1]
Sapphire (color) The 423-carat (85 g) blue Logan Sapphire. Sapphire is a saturated shade of blue, referring to the gemstone of the same name. Sapphire gems most commonly occur in a range of blue shades, although they can come in many different colors. Other names for variations of the color sapphire are blue sapphire or sapphire blue, shown below.
The unnamed Kashmir sapphire is a 22.66 carat (4.532 g) gem. It is known for its former owner, railroad executive James J. Hill, who purchased it in 1886 for his wife as part of a diamond- and sapphire-adorned necklace. It was eventually split off and given to one of their children. It was later donated to the Minnesota Historical Society, who ...