BULGARIA, near Razgrad (central region), Chalcolithic, c. 4000-3500 BC, copper axe,  like the one carried by Ötzi, the copper-age man found frozen in the Italian Alps, but these are more celt-like:
 
 
 

left - 172x43mm, solid copper, very rare & very nice $600.00 sold
 
 
 

right - 108x35mm, solid copper, very rare & very nice $380.00 sold
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

tiny axe, I assume a votive, 30mm long, 9.1g, 85.00 sold