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Gadolinium is a chemical element; ... Gadolinium was discovered in 1880 by Jean Charles de Marignac, who detected its oxide by using spectroscopy.
The chemical elements were discovered in identified minerals and ... (1878) and gadolinium (1880–1886 ... founding of the Mineralogical Society of America ...
In 1880 he found gadolinium and samarium in the samarskite earths. [12] The family grave. In 1858, he pointed out the isomorphism of the fluostannates and the fluosilicates, thus settling the then vexed question of the composition of silicic acid. [10] This research helped him to confirm the atomic weights of zirconium and titanium. [9]
Johan Gadolin (5 June 1760 – 15 August 1852) [1] was a Finnish chemist, physicist and mineralogist.Gadolin discovered a "new earth" containing the first rare-earth compound yttrium, which was later determined to be a chemical element.
Gadolinite was named in 1800 for Johan Gadolin, the Finnish mineralogist-chemist who first isolated an oxide of the rare-earth element yttrium from the mineral in 1792. The rare earth gadolinium was also named after him.
Archaeologists uncovered a 480-year-old gun in Arizona. It’s now considered the oldest firearm ever found within the continental United States.
Blue pyrope–spessartine garnets were discovered in the late 1990s ... Another example is gadolinium gallium ... This type of garnet is produced in America, China ...
The world’s oldest wine has been discovered at a Roman burial site in Spain, and one thing is clear — it definitely had body.. For roughly 2,000 years, the wine has been held in a glass ...