That coin is broad leaves.
Any like it will also be broad leaves.
Look at the pic of the 1907 on this site to see Victorian leaves, then the pic of 1911 to see broad leaves.
They are the Charlton Catalog numbers.
Before you buy or sell any banknote you need a copy of Charlton's, otherwise you are collecting with your eyes closed.
Same goes for coins.
Wow!
A rare note indeed.
Definitely do as coinguy suggests, handle it very carefully, do not put it inside a book, and get it certified.
Google BCS grading for certification services.
Your research is wrong.
That page of information is useless.
Your 2000 family quarter is pure nickel and should weigh 5.05 grams.
5.15 is well within normal
Interessting toning.
What other years have large single ear ring ?
2008 must have been a watershed year.
It was the last year for that particular reverse as well, 2009 saw the introduction of a new reverse, not just for cents but other denominations as well.