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The Rock and Gem Book; The Science of Animals; The Science of Ocean; ... Mammals Smithsonian; Mushrooms; Natural History; Natural History Mammals Carnivores; Natural ...
Some of his examples of gem cutting and faceting are shown in the Smithsonian Institution. They include a 7,000 carat faceted egg of rock crystal; a cut golden beryl of over 2,054 carats. He also has large faceted gems on display in the Royal Ontario Museum in Toronto and the American Museum of Natural History in New York.
The Hope Diamond, which Switzer helped to acquire for the Smithsonian from Harry Winston in 1958. George Shirley Switzer (June 11, 1915 – March 23, 2008) was an American mineralogist who is credited with starting the Smithsonian Institution's famed National Gem and Mineral Collection by acquiring the Hope Diamond for the museum in 1958.
James Smithson (1765–1829) is well known as the benefactor of the Smithsonian Institution in Washington D.C. The Smithsonian now houses the finest collection of minerals and gems in the world. John Ruskin (1819–1900) was an Englishman, essayist and art critic who gained an interest early in his life for minerals. He authored a small volume ...
National Museum of Natural History, Smithsonian Gem and Mineral Collection, Washington, D.C. Natural History Museum of Los Angeles County [9] [10] Naturhistorisches Museum Wien (Vienna, Austria), Mineralogy and Petrography Exhibition [11] Terra Mineralia, Mineral Exhibition of the TU Bergakademie Freiberg, Germany, (3500 specimen on display) [12]
It is intended as a reference book for undergraduate and postgraduate students. Introduction to the Rock-forming Minerals is a condensed version of the multi-volume work Rock-forming Minerals by the same authors, which was published in 1962-3 with a second edition beginning in 1978, totalling 11 volumes. The condensed version omits some ...
The tradition goes back to ancient Mesopotamia with books like Abnu šikinšu. Theophrastus (died c. 287 BC) treated rocks and other minerals as well as gems, and remained a significant indirect source for the scientific tradition; he was all but unknown in Europe in the Middle Ages, and not translated into Latin until the 15th century. [8]
There are a number of organic materials used as gems, including: Amber; Ammolite. Ammonoidea; ... Smithsonian Handbook: ... Rock crystal (var.) Shocked quartz (var.)
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