Thulia
noun, Chemistry.
1.
a dense, greenish-white powder, TmO 3 , that on gentle heating exhibits a reddish incandescence: used in the manufacture of thulium metal.
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noun, Chemistry. 1. a rare-earth metallic element found in the minerals euxenite, gadolinite, etc. Symbol: Tm; atomic weight: 168.934; atomic number: 69; specific gravity: 9.32. noun 1. a malleable ductile silvery-grey element occurring principally in monazite. The radioisotope thulium-170 is used as an electron source in portable X-ray units. Symbol: Tm; atomic no: 69; atomic […]
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