The first use of obsidian from the Anatomically Modern Humans (our species) seems to have happened about 125,000 years ago, on the shores of the Red Sea (Walter et al., Nature 405, 2000).
massimo rapisarda
it was used as a weapon for hunting
Obsidian has been used as a ornamental and practical items for thousands of years. When it was discovered by humans would be very difficult to determine.
Henry Russell dicovered Triton
he dicovered what was onside the atom he dicovered what was onside the atom
madam curie dicovered gamma rays with the help of his husband.....
Obsidian is a naturally occurring volcanic form of glass.
Obsidian
1755
In 1898
no one.......
2010
Galileo
1778
india