Search:

1 st picture Belgian brown back
2 nd same thing
3 rd is belgian brown ecsher another escher
then i switched places tried to show colors

I am sure about it.Belgian usually uses brown belgian to make back side but as you can see it is color different then brown.i will post another hone which is brown belgian back side.my pictures come...

This is Belgian +escher .i don't know who has done this but great combination.Belgian is looks like glass and does almost exact job escher a little slower but great stone.Please check belgian it is...