Can you knap petrified wood and granite?

[criveraville]

I have lots of it.. just curious

[jamie]

some of the wood is knappable. granite if you like to punish yourself.

[JackCrafty]

You can prolly knapp petrified wood with granite (hammerstone). 

[criveraville]

Ok.. Thanks guys... Nope,,, i dont like to punish myself

Jackcrafty you is funny

[sailordad]

some petrified wods are real nice for knapping
other suck hind tit on a bore pig
granite it  like those "other" petrified woods i mentioned 

but granite is good for peck / grind work for making celt type tools
seen a real nice coolection of artifact cetls a few weeks back,them gus had some serious patients

[Sparrow]

I have knapped some agatized wood that was as buttery and sweet as any rock you've ever flaked,  and some that was mean..,would only flake in one direction and just hinge in the cross grain. '  Frank

[criveraville]

Thank  you sailordad and sparrow. Sounds like a trial and error deal 

[bubby]

I know ya can knapp agatized petrified wood, works pretty good to, Bub

[criveraville]

That's a nice looking piece of jewelry there bubby. I works with lots of teachers that would love to get their hands on that