Brass (native) / Messing (gediegen)
(Cu,Zn)
Native brass. Nurek, Uzbekistan. Grain size 1 mm. Collection and foto Thomas Witzke.
Gediegen Messing. Nurek, Uzbekistan. Größe des Korns 1 mm. Sammlung und Foto Thomas Witzke.
© Thomas Witzke / Stollentroll