(Jan 12, 2017)
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- weight, dimension, and edge
For example, the american silver eagle weight variance at one ozt, can be +- .39 gr, and can go as high as .5 The old us silver dollar variance +- .97,or round to one gram
Measurement variance examples include, canadian dime and US silver dollar diameter variances +-.05mm All this does affect specific gravity testing
Those who test alot of coins, find Sp Gr variances up to 1.8% or.1888
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