Very rare Duchy of Glogau 1/2 groschen, which appears very rarely in trade.
Friedensburg and Kopicki believed that the coin was minted in the Namslau mint, but the assignment of this coin to this mint is hypothetical.
Bent.
Silesia, Duchy of Glogau, Heinrich III or sons (1273-1309), 1/2 Groschen, Namslau mint
Obverse: Eagle with spread wings, left
+h+DVX+GLOGOVIE (three vertical dots)
Reverse: sixpointed star above a crescent moon with its arms pointing upwards, on the sides two groups of three points arranged in a triangle, in the rim trefoils alternating with points
Diameter 20 mm, weight 1.85 g