canada 1969 25 cents double date

found this 1969 double date that weighs 5.14 grams is this acceptable i believe its suppose to be 5.83 any ideas thank you

 

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It looks like MD to me. Can you take a picture of the date straight on? That would be easier to see what you are talking about.

 

Weight was lowered in '67
1968 - 1977
Composition: 99.9% nickel
Weight (g): 5.05
Diameter (mm): 23.88
Thickness (mm): 1.6

http://www.mint.ca/store/mint/learn/25-cents-5300010#25_1

 

Clearly MD. Flat and shelf like.

 

thanks i was confused mainly about the weight ,yes it is machine doubling ,,,thanks guys

 

You can find wonderful machine doubling in almost all the nickel 25-cent coins from 1968 to 1989. This doubling occurs in the business, proof-like and even the specimen strikes, although harder to find in the latter.

http://www.ebay.ca/itm/Canada-25-cent-1986-Gem-Specimen-Double-1986-ICCS-SP-67-/300949638552

 

how about this 2010 loonie .is this the tolerance point? thanks