1964.D Roosevelt Dime: Silver Composition
.Mintage: 1,357,517,180
.Minted at: Denver
.Designer/Engraver: John R Sinnock
.Metal Composition: 90% Silver - 10% Copper
.Finesse: .900
.Diameter: 17.9 mm
.Mass/Weight: 2.5 grams
.Thickness: 1.1 m
.Variety/Rarity: Denver/Type1, Silver