Cu-Zn alloy
Slag locality, St Gertraudi, Brixlegg, Kufstein District, Tyrol, Austria
SEM-EDS analysed (Cu:Zn=1:1 in atom%); Chris Auer photo and collection, ex J.Metzger coll.
See also http://www.mindat.org/forum.php?read,6,349951,349951#msg-349951
© AC