http://resource.geosciml.org/classifier/cgi/commodity-code/samarium
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| definition | Samarium is a chemical element with symbol Sm and atomic number 62. It is a moderately hard silvery metal that readily oxidizes in air. Being a typical member of the lanthanide series. | ||||||
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| source | http://en.wikipedia.org/wiki/Samarium | ||||||
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| in scheme | commodity-code original | ||||||