term,name,definition,category,provenance,provenance_uri,note ytterbium,Ytterbium,"Ytterbium is a chemical element with symbol Yb and atomic number 70. It is the fourteenth and penultimate element in the lanthanide series, which is the basis of the relative stability of its +2 oxidation state.",,Wikipedia,https://en.wikipedia.org/wiki/Ytterbium,Added to support Critical Zone Observatory (CZO) data use cases.