hi guys i have not posted any thing in a while due to my computer going out on me . i bid on a box of flint/chert flakes tabs.and won the bid. for a desent price. was just wondering if most flint /chert can be worked with out heat treatment or or well it need to be heate treat . this well be my first time working sumthing other then glass / obsidian. also got me a copy of the The Art of Flintknapping book bye D C Waldorf, and sum slabs to boot.