Not really a bug.

[Yummy_Mellonzz]

What is the bug: Dirt that you cant mine/ the mine is offset
Where is this bug located: B dirt mine
How can we recreate it: cant


So there is an area that has dirt in it but you cant mine it/
Screenshots:
https://gyazo.com/1e93b9f96befb3d16d7359ab122acf9c
https://gyazo.com/9b50cf175fc3d3c6810fd88dfc09a8ed