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International Silver Company, General Office, Meriden, Connecticut. The International Silver Company (1898–1983, stopped making silver), later known as Insilco Corporation[ 2] and also known as the ISC, was formed in Meriden, Connecticut as a corporation banding together many existing silver companies in the immediate area and beyond.
The Gemological Institute of America ( GIA) is a nonprofit institute based in Carlsbad, California. It is dedicated to research and education in the field of gemology and the jewelry arts. [ 1] Founded in 1931, GIA's mission is to protect buyers and sellers of gemstones by setting and maintaining the standards used to evaluate gemstone quality.
^ Florida's state gem, moonstone, was adopted to highlight Florida's role in the United States' Lunar program, which landed the first astronauts on the Moon. [81] ^ Since 1983, Massachusetts has had 3 other official state rocks: State Historical Rock (Plymouth Rock), State Explorer Rock (Dighton Rock), and State Building and Monument Stone . In ...
Gemstone. Group of precious and semiprecious stones—both uncut and faceted—including ( clockwise from top left) diamond, uncut synthetic sapphire, ruby, uncut emerald, and amethyst crystal cluster. A gemstone (also called a fine gem, jewel, precious stone, semiprecious stone, or simply gem) is a piece of mineral crystal which, when cut or ...
The Jewellery Quarter is an area of central Birmingham, England, in the north-western area of Birmingham City Centre, with a population of 19,000 [1] in a 1.07-square-kilometre (264-acre) area. [ 2 ] The Jewellery Quarter is Europe's largest concentration of businesses involved in the jewellery trade and produces 40% of all the jewellery made ...
Diamond[ a] is a gemstone formed by cutting a raw diamond. Diamonds are one of the best-known and most sought-after gems, and they have been used as decorative items since ancient times. The hardness of diamond and its high dispersion of light —giving the diamond its characteristic "fire"—make it useful for industrial applications and ...
Ray Patel (1986-2020) Gem Spa was a newspaper stand and candy store located on the corner of St. Mark's Place and Second Avenue in the East Village neighborhood of Manhattan, New York City. [ 2][ 3] It opened under another name in the 1920s, and was renamed in 1957. [ 4] It was open 24 hours a day, and was known for being commonly considered to ...
Chatoyant gems. Some minerals made into gemstones may display a chatoyancy or cat's eye effect, ... This page was last edited on 24 August 2024, at 01:34 (UTC).