Mass | 8.100 g (0.26 troy oz) |
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Diameter | 26.49 mm (1.043 in) |
Thickness | 2.00 mm (0.0787 in) |
Edge | Engraved: text "E pluribus unum", the coin's mint mark, its year of issuance, and 13 five-pointed stars (prior to 2009: text "In God We Trust") |
Composition | Copper with manganese brass cladding: 88.5% Cu 6% Zn 3.5% Mn 2% Ni |