Where does “Uranerz” come from?

Uranerz (German) comes from German Erz, from Middle High German arze, from Old High German aruzzi, from Proto-Germanic aruts, from Proto-Germanic arud-, from Sumerian ? — copper.

Uranerz (German): uranium ore

Definitions

  1. uranium ore

Ancestry of “Uranerz”, step by step

Uranerz traces back through two separate lines of ancestry.

via German Erz

StepLanguageWordMeaning
1GermanErzore
2Middle High Germanarze
3Old High Germanaruzzi
4Proto-Germanicarutsore
5Proto-Germanicarud-
6Sumerian?copper

via German Uran

StepLanguageWordMeaning
1GermanUranuranium
2LatinŪranusUranus god of the sky
3Ancient Greekοὐρανόςthe vaulted sky, on which the stars were attached...
4Ancient Greekϝορσανός
Every word from Sumerian ?