Quote Originally Posted by Iceni View Post
Quartz is generally regarded as been something to avoid from what I can gather. I'm not 100% on why it's bad, I'm sure the others will know the technicalities of it. Generally even a small amount of Quartz is regarded as been a bad thing from what I have read.
Not talking about quartz type rocks with a lot of air pockets. That's stuff would always cut rough.