A large piece of green obsidian found at the end of 35-meter-long underground mine near Guadalajara, Mexico. Ancient miners were unable to complete the job of extracting it.
© John Pint, 2009
Source article: Obsidian in Mexico: gift of the gods
A large piece of green obsidian found at the end of 35-meter-long underground mine near Guadalajara, Mexico. Ancient miners were unable to complete the job of extracting it.
© John Pint, 2009
Source article: Obsidian in Mexico: gift of the gods