Tom Sharp
Gadolium was later found in terbia. Thulium, scandium, holmium, dysprosium, ytterbium, and lutetium was later found in erbia.
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Gadolium was later found in terbia. Thulium, scandium, holmium, dysprosium, ytterbium, and lutetium was later found in erbia.
See also in The book of science:
Readings on wikipedia:
Other readings: