and that is another material that is used in Arrowheads and knife making. It makes a very sharp and durable cutting blade and it's like Quartz, so if you break it off just right, it's razer sharp. I would imagine Jim thast once they get something like that or any tools, they keep up with it closely.
Posted on Jul 1, 2009, 12:21 PM from IP address 68.19.138.69