Agates, cornelians, obsidian, are also among the products of this nature.
“Looks like black glass, sir,” said Ned, kicking a piece of obsidian.
I was to do the heating of the obsidian and Pitamakan was to do the flaking.
Their weapons were slings, spears, and arrows with points made of obsidian or bone.
But many of them are of obsidian, some of which are beautifully clear.