DuckCorp Dico

Found one definition

1.                 From en.wikipedia.org:
                   
   
   
                   
                     
   
    1. REDIRECT Samarium(III) sulfide
   [DISPLAYTITLE:Sm <sub> 2 </sub> S <sub> 3 </sub>]
   {{Rcat shell| [R from chemical formula] [R printworthy] }}