How might the Maya have used obsidian

The Mayans used obsidian for weapons and tools like spear blades, arrows and swords. I'm sure it also had many other uses as well.  

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explanation:

pennsylvania pennsylvania colony was a proprietary colony founded when william penn was awarded a charter by king charles ii in 1681. he set up the colony as one of religious freedom. the government included a representative legislature with popularly elected officials. all taxpaying freemen could vote.

i hope this