Molycorp Minerals - The Rare Earths Company. Welcome to Metall Rare Earth Limited. American Elements: Dysprosium Supplier & Technical Information. Dysprosium is a Block F, Group 3, Period 6 element. The number of electrons in each of dysprosium's shells is 2, 8, 18, 28, 8, 2 and its electron configuration is [Xe] 4f10 6s2. The dysprosium atom has an atomic radius of 178 pm and it's Van der Waals radius is 229 pm. In its elemental form, CAS 7429-91-6, dysprosium has a silvery-white appearance. Dysprosium is found in various minerals including bastnäsite, blomstrandine, euxenite, fergusonite, gadolinite, monazite, polycrase and xenotime.
Monazite sand is the primary commercial source of dysprosium. Dysprosium is most commonly used in neodymium-iron-boron high strength permanent magnets. Silicon implanted with dysprosium and holmium to form donor centers. Dysprosium is available as metal and compounds with purities from 99% to 99.999% (ACS grade to ultra-high purity). Dysprosium is moderately toxic. Properties Safety Data Products Research Isotopes Other Elements Dysprosium Properties Recent Research & Development for Dysprosium.
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