thanks pat, wish i could post the agate basin i was working on. marty (flintknappingtips) asked me to try one. i went for one last flake and broke an inch off the end of it. it was 6 1/2' long, 2 1/4" wide, with a 9/1 ratio.
i'll still get a good piece out of it but im pissed i popped the end off.