Quote Originally Posted by Brighty83 View Post
But what I can say for sure is, there has been no negative effect on 'this' stone, the stone hasn't broken down, soften etc and for this stone, I can't see any evidence as to why this would be any different in another 2 years or more.
You never know with stones what's under the next layer. Su, toxic inclusions , soft patches. I just don't like to add unknowns to the equation.
Speaking of odd things. Come across any Jnats that cause the slurry to rust & turn brown as you hone ? Chemistry again.