Mineralape
Keutschite
Henk Smeets – tomeikminerals.com·CC BY 4.0·Wikimedia

Keutschite

Cu2AgAsS4
Tetragonale heart IMA approved

Composizione

Composizione (% in peso)
S
Cu
Ag
As
  • SSulfur29.3%
  • CuCopper29.0%
  • AgSilver24.6%
  • AsArsenic17.1%

Etimologia

Nome derivato da Frank N. Keutsch.

Chakra secondari

third eye