BT BM 44b(1) :כספא דחריף הוי טיבעא דהבא דלא חריף הוי פירא‏ : silver which is current is considered coin. Gold which is not current is considered produce [i.e. merchandise]
See the entire entry for dhaḇ, dahḇā n.m. gold

BT BM 44b(1) :כספא דחריף הוי טיבעא‏ : silver, which is always useful, is considered coin
See the entire entry for ḥarrīp̄ adj. sharp

BT BM 44b(1) :כספא דחריף הוי טיבעא דהבא דלא חריף הוי פירא‏ : silver, which is always useful, is considered to be coin; gold, which is not always useful, is considered to be merchandise
See the entire entry for pēr, pērā n.m. fruit