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In page Ytterby:
"In addition, scandium (Sc)[citation needed] and three other lanthanides—holmium (Ho, named after Stockholm), thulium (Tm, named after Thule, a mythic analogue of Scandinavia), and gadolinium (Gd, after the chemist Johan Gadolin)—can trace their discovery to the same quarry.[5] The transition metal tantalum (Ta, after the Greek mythological figure Tantalus) was also discovered in a mineral sample from Ytterby in 1802.[6]
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