Another ugly point...
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This rock is wearing my tools out!
The few rocks I tried heat treating definitely weren't effected as shown in the pics below:
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Tough as nails side 01
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Tough as nails side 02
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Tough as nails side-shot -- Way too thick
The surface is dull and grainy and the rock is still tough as all hell. If I keep beating on it, I'll have to spend the weekend making more tools than points. I may leave the rock alone until I have another shot at heat treating.
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Here's an obsidian birdpoint I finished while on break at work:
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I was happy with this little guy. I manage to get it thinner than most of my points and the flaking pattern wasn't hideous.
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You may notice that one of the ears got knocked off. Well I told you that I finished it at work. As I was leaving for the day...I reached into my pocket to pull out my keys and as I was walking across the parking lot and I heard something hit the ground. I stopped in my tracks, turned around and -
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Heartbreak...especially becuase it's one of my better points. Oh well, it happens.
I've enjoyed working with obsidian. It's a great learning tool. You can get your flakes to run farther and practice oveshots - lots of advantages to working obsidian.
One of the biggest disadvantages of working obsidian - at least for me - has been how incredibly sharp it is. This is for sure, if you work obsidian you can bet on bleeding before it's all over and if you emerge unscathed - Consider yourself lucky!
Thanks for looking and looking forward to your comments and feedback. Have a great weekend!