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Star of India (gem) The Star of India is a 563.35- carat (112.67 g) star sapphire, one of the largest such gems in the world. [1][a] It is almost flawless and is unusual in that it has stars on both sides of the stone. The greyish-blue gem was mined in Sri Lanka [3] and is housed in the American Museum of Natural History in New York City.
Coordinates: 40.781°N 73.974°W. The Allison and Roberto Mignone Halls of Gems and Minerals are a series of exhibition halls at the American Museum of Natural History on the Upper West Side in Manhattan, New York City. The halls opened on June 12, 2021, as a complete redesign of their predecessors, the Harry Frank Guggenheim Hall of Gems and ...
Ruspoli Sapphire: 136.9 carats (27.38 g) [11] Stuart Sapphire: Sri Lanka 104 carats (20.8 g) Blue Tower of London [12] Bismarck Sapphire: Myanmar: 98.56 carats (19.712 g) Table Blue National Museum of Natural History, Washington [13] James J. Hill Sapphire: 22.66 carats (4.532 g) Cornflower National Museum of Natural History, Washington [14]
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.
Website. ycs .k12 .pa .us. The York City School District is a large, urban, public school district serving the City of York, Pennsylvania in York County, Pennsylvania. The district encompasses approximately 5 square miles (13 km 2 ). According to 2010 census data, the district's population was 43,718 people, estimated to be 44,118 as of 2018.
Stuart Sapphire. The Stuart Sapphire was on the front of the Imperial State Crown. The Stuart Sapphire is a blue sapphire that forms part of the British Crown Jewels. It weighs 104 carats (20.8 grams) and is believed to have originated from Asia, potentially present-day Afghanistan, Sri Lanka, Myanmar or Kashmir. [1]
Serendipity Sapphire is the world's largest star sapphire cluster, and 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.
The Star of Adam is an oval-shaped blue star sapphire, currently the largest star sapphire in the world. [1] [2] [3] It weighs 1,404.49 carats (280.898 g; 9.9084 oz). [4]Prior to its discovery in 2015, the Black Star of Queensland, weighing 733 carats (146.6 g), was the largest star sapphire gem in the world.