06-10-2012, 04:27 PM
That did not take long
My diamond disc would not touch it eather
That came from a 80 year old fire place
Mind it was underground for millions of years before that
So it should be fairly stable
John
My diamond disc would not touch it eather
That came from a 80 year old fire place
Mind it was underground for millions of years before that
So it should be fairly stable
John