logical deduction - Twelve Minesweeper mines that make twelve 4s

Can you place twelve mines on a Minesweeper grid such that they create twelve 4s? The size of the grid can be arbitrary. The mines may create numbers other than 4s, but those are irrelevant.

Good luck!

Answer

How about (horrible ascii depiction):

..*..*..
.444444.
********

.444444.
..*..*..