Canada 1991 Proof double dollar set

Technical Specification:

Mintage: 131,888

Denomination: 1 dollar | 1 dollar | 50 cents | 25 cents| 10 cents | 5 cents | 1 cent

Reverse: Frontenac on Lake Ontario| Common Loon | Coat of Arms of Canada | Caribou | fishing schooner | Beaver | Maple Leaf

Composition: Silver (50% Ag 50% Cu) | Nickel electroplated with bronze | Nickel | Nickel | Nickel | Cupro- nickel | Bronze

Weight(g): 23.33 | 7.0 | 8.10 | 5.07 | 2.07 | 4.6 | 2.5

Diameter(mm): 36.07 | 11-sided 26.50 | 27.13 | 23.88 | 18.03 | 21.20 | 12-Sided 19.05