A lyric Paul Wall used in the song "Grillz" by Nelly. Potin ore is alloy of copper, tin, lead, and zinc, used by the ancient Celts and Gauls to make coins.
Source: "The Old Copper Website" Accessed 03/30/2006
From the song:
"I got da diamonds and da ice all hand set
I might cause a cold front if I take a deep breath
My teeth gleaming like I'm chewin on aluminum foil
Smilein showin off my diamonds sippin on some potin ore..."