Periodic Table · element

Erbium

Er · Z 68

atomic number

68

atomic mass

167.26

notation

Er

group

f-block: Lanthanide

period

6

state0c

Solid

state20c

Solid

density

9.066

melting pt

1530

boiling pt

3230

discovered

1843

abundance

3.5

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From the All Periodical Elements database in Notion, last edited 2026-08-15. This page is the row, rendered by the build; nothing on it is written by hand.