Comment: Alright, got it. One more follow up question on that:

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In reply to comment: junk silver (see in situ)

Alright, got it. One more follow up question on that:

If the coin is 90% silver (instead of 99% or .999 pure), is it also worth 90% of whatever the spot price is of one troy ounce?

If you don't know your rights, you don't have any.