That is a bodacious amount of Napoleonic coins and they look to be in great shape with fantastic detail "CONGRATS" to you on your find, thanks you for sharing your pictures with us and I wish you many more while out dirt fishin. (Which Garrett machine was you using?)
Texas ED
S/E Texas Gulf Coast
If there were any fragments of glass along with those coins in the hole then you might want to go back and get them.
Those were probably from a parakeet seed jar, and they are very collectible!