I was thinking mulberry so I compared to some I have and the stuff id a bit more green on color , so yesterday I was splitting some wood and came across some that looked very similar with the white outer ring and it's bur oak
The top 2 pics are mulberry and the bottom 2 are bur oak. My vote is bur oak
The top 2 pics are mulberry and the bottom 2 are bur oak. My vote is bur oak