Century Dictionary and Cyclopedia
- n. Chemical symbol, Dp; atomic weight, 106 if the oxid is DpO, or 171 if, as is likely, the oxid is Dp2O3. A substance found in the samarskite of North Carolina, and said to be a metallic element intermediate in character between the metals of the cerium and yttrium groups. Its salts are colorless. The acetate crystallizes easily.
- n. obsolete Proposed name for a chemical element isolated from samarskite, later found to be a mixture of samarium and other rare earth elements.
GNU Webster's 1913
- n. (Chem.) A supposed rare element, said to be associated with cerium, yttrium, etc., in the mineral samarskite, and more recently called
samarium. Symbol Dp. See samarium.
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