Rare Earth’s – Holmium


Holmium, Ho, atomic number 67.

Discovered in 1878 by Delafontaine and Soret. Holmium is the Latin name for Stockholm. As you are probably realising, much work on the rare earth’s was carried out in Scandinavia.

It forms a very strong magnet, is used in lasers and microwave equipment.

Here is a short video clip about Holmium from our friends at the Univeristy of Nottingham:

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