Chemistry:Fahlore

From HandWiki
Fahlore with quartz from Dillenburg, Nassau, Germany. This piece is from the Mineralogical Museum of the University of Bonn (de) of the University of Bonn, Germany.

Fahlore, or Fahlerz, refers to an ore consisting of complex sulfosalts, mostly the series between tennantite (Cu
6
[Cu
4
(Fe,Zn)
2
]As
4
S
13
and tetrahedrite (Cu
6
[Cu
4
(Fe,Zn)
2
]Sb
4
S
13
. It comes from the German word for pale, fahl. This refers to the characteristic pale grey to dark black colour.[1][2]

References

  1. Lüschen, Hans (1979). Die Namen der Steine : das Mineralreich im Spiegel der Sprache : mit einem Wörterbuch, enthaltend über 1300 Namen von Mineralien, Gesteinen, Edelsteinen, Fabel- und Zaubersteinen (2., neubearb. und erw. Aufl ed.). Thun: Ott. ISBN 3722562651. OCLC 6356236. 
  2. "Tennantite-Tetrahedrite Series: Tennantite-Tetrahedrite Series mineral information and data.". https://www.mindat.org/min-1437.html.