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Noun gadolinite has 1 sense
  1. gadolinite, ytterbite - a mineral that is a source of rare earths; consists of silicates of iron and beryllium and cerium and yttrium and erbium
    --1 is a kind of mineral
    --1 has substances:
     beryllium, Be, glucinium, atomic number 4; cerium, Ce, atomic number 58; erbium, Er, atomic number 68; gadolinium, Gd, atomic number 64; holmium, Ho, atomic number 67; terbium, Tb, atomic number 65; ytterbium, Yb, atomic number 70; yttrium, Y, atomic number 39
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