2017 Canada Silver Maple Leaf Tribute Fractional Reverse Proof Set in OGP Scott #117 Gamma rays from the antimony

Gamma rays from the antimony are absorbed by the beryllium atoms and a neutron is expelled by the beryllium atom in the process

This coin seems quite harshly graded to me

You will not find a better price for a set of this quality

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2017 Canada Silver Maple Leaf Tribute Fractional Reverse Proof Set in OGP Scott #117 Gamma rays from the antimonyThis set includes the Certificate of Authenticity and comes in the original box. 5 dollars Composition99. 99% pure silver Finishreverse proof Weight (g) 31. 39 Diameter (mm) 38 Edgeserrated ArtistStan Witten (reverse), Susanna Blunt (obverse) 4 dollars Composition99. 99% pure silver Finishreverse proof Weight (g) 15. 87 Diameter (mm) 34 Edgeserrated ArtistStan Witten (reverse), Susanna Blunt (obverse) 3 dollars Composition99. 99% pure silver